/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 19:06:57,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 19:06:57,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 19:06:57,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 19:06:57,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 19:06:57,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 19:06:57,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 19:06:57,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 19:06:57,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 19:06:57,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 19:06:57,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 19:06:57,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 19:06:57,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 19:06:57,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 19:06:57,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 19:06:57,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 19:06:57,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 19:06:57,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 19:06:57,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 19:06:57,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 19:06:57,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 19:06:57,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 19:06:57,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 19:06:57,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 19:06:57,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 19:06:57,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 19:06:57,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 19:06:57,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 19:06:57,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 19:06:57,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 19:06:57,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 19:06:57,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 19:06:57,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 19:06:57,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 19:06:57,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 19:06:57,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 19:06:57,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 19:06:57,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 19:06:57,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 19:06:57,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 19:06:57,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 19:06:57,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 19:06:57,473 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 19:06:57,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 19:06:57,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 19:06:57,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 19:06:57,479 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 19:06:57,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 19:06:57,480 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 19:06:57,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 19:06:57,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 19:06:57,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 19:06:57,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 19:06:57,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 19:06:57,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 19:06:57,481 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 19:06:57,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 19:06:57,481 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 19:06:57,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 19:06:57,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 19:06:57,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 19:06:57,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 19:06:57,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 19:06:57,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 19:06:57,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 19:06:57,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 19:06:57,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 19:06:57,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 19:06:57,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 19:06:57,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 19:06:57,486 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 19:06:57,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 19:06:57,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 19:06:57,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 19:06:57,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 19:06:57,799 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 19:06:57,800 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 19:06:57,800 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2020-10-12 19:06:57,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0d39f0d57/4d30502b911c4501b8ac17cf8602b113/FLAG6852573ad [2020-10-12 19:06:58,298 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 19:06:58,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2020-10-12 19:06:58,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0d39f0d57/4d30502b911c4501b8ac17cf8602b113/FLAG6852573ad [2020-10-12 19:06:58,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0d39f0d57/4d30502b911c4501b8ac17cf8602b113 [2020-10-12 19:06:58,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 19:06:58,610 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 19:06:58,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 19:06:58,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 19:06:58,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 19:06:58,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 07:06:58" (1/1) ... [2020-10-12 19:06:58,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@131863d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:58, skipping insertion in model container [2020-10-12 19:06:58,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 07:06:58" (1/1) ... [2020-10-12 19:06:58,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 19:06:58,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 19:06:58,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 19:06:58,941 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 19:06:59,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 19:06:59,127 INFO L208 MainTranslator]: Completed translation [2020-10-12 19:06:59,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59 WrapperNode [2020-10-12 19:06:59,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 19:06:59,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 19:06:59,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 19:06:59,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 19:06:59,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59" (1/1) ... [2020-10-12 19:06:59,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59" (1/1) ... [2020-10-12 19:06:59,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59" (1/1) ... [2020-10-12 19:06:59,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59" (1/1) ... [2020-10-12 19:06:59,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59" (1/1) ... [2020-10-12 19:06:59,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59" (1/1) ... [2020-10-12 19:06:59,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59" (1/1) ... [2020-10-12 19:06:59,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 19:06:59,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 19:06:59,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 19:06:59,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 19:06:59,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 19:06:59,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 19:06:59,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 19:06:59,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-12 19:06:59,246 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2020-10-12 19:06:59,246 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2020-10-12 19:06:59,246 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2020-10-12 19:06:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_int8 [2020-10-12 19:06:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2020-10-12 19:06:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-12 19:06:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2020-10-12 19:06:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure gate1_each_pals_period [2020-10-12 19:06:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure gate2_each_pals_period [2020-10-12 19:06:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure gate3_each_pals_period [2020-10-12 19:06:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure voter [2020-10-12 19:06:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 19:06:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2020-10-12 19:06:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 19:06:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-12 19:06:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-12 19:06:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure read [2020-10-12 19:06:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure write [2020-10-12 19:06:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-12 19:06:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-12 19:06:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-10-12 19:06:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2020-10-12 19:06:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2020-10-12 19:06:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2020-10-12 19:06:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_int8 [2020-10-12 19:06:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2020-10-12 19:06:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-12 19:06:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure check [2020-10-12 19:06:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure gate1_each_pals_period [2020-10-12 19:06:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure gate2_each_pals_period [2020-10-12 19:06:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure gate3_each_pals_period [2020-10-12 19:06:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure voter [2020-10-12 19:06:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 19:06:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 19:06:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 19:06:59,996 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 19:06:59,997 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-10-12 19:07:00,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 07:07:00 BoogieIcfgContainer [2020-10-12 19:07:00,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 19:07:00,004 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 19:07:00,004 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 19:07:00,007 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 19:07:00,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 07:06:58" (1/3) ... [2020-10-12 19:07:00,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@548f0a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 07:07:00, skipping insertion in model container [2020-10-12 19:07:00,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 07:06:59" (2/3) ... [2020-10-12 19:07:00,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@548f0a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 07:07:00, skipping insertion in model container [2020-10-12 19:07:00,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 07:07:00" (3/3) ... [2020-10-12 19:07:00,011 INFO L109 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2020-10-12 19:07:00,021 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 19:07:00,029 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 19:07:00,042 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 19:07:00,067 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 19:07:00,067 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 19:07:00,067 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 19:07:00,067 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 19:07:00,067 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 19:07:00,068 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 19:07:00,068 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 19:07:00,068 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 19:07:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states. [2020-10-12 19:07:00,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-12 19:07:00,100 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:00,101 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:00,101 INFO L427 AbstractCegarLoop]: === Iteration 1 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:00,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:00,107 INFO L82 PathProgramCache]: Analyzing trace with hash 2069086531, now seen corresponding path program 1 times [2020-10-12 19:07:00,115 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:00,116 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [258832303] [2020-10-12 19:07:00,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:00,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:00,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:00,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-12 19:07:00,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:00,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 335 [2020-10-12 19:07:00,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:00,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:00,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-12 19:07:00,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 19:07:00,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 19:07:00,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:00,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:00,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:00,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:00,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:00,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 19:07:00,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:00,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:00,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:00,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:00,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:00,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 19:07:00,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [258832303] [2020-10-12 19:07:00,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:00,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 19:07:00,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509499287] [2020-10-12 19:07:00,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 19:07:00,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:00,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 19:07:00,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 19:07:00,850 INFO L87 Difference]: Start difference. First operand 214 states. Second operand 5 states. [2020-10-12 19:07:02,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:02,356 INFO L93 Difference]: Finished difference Result 426 states and 702 transitions. [2020-10-12 19:07:02,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 19:07:02,358 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2020-10-12 19:07:02,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:02,372 INFO L225 Difference]: With dead ends: 426 [2020-10-12 19:07:02,372 INFO L226 Difference]: Without dead ends: 221 [2020-10-12 19:07:02,380 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-12 19:07:02,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-10-12 19:07:02,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 215. [2020-10-12 19:07:02,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-10-12 19:07:02,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 321 transitions. [2020-10-12 19:07:02,470 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 321 transitions. Word has length 21 [2020-10-12 19:07:02,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:02,470 INFO L479 AbstractCegarLoop]: Abstraction has 215 states and 321 transitions. [2020-10-12 19:07:02,471 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 19:07:02,471 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 321 transitions. [2020-10-12 19:07:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-12 19:07:02,473 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:02,473 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:02,474 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 19:07:02,474 INFO L427 AbstractCegarLoop]: === Iteration 2 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:02,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:02,474 INFO L82 PathProgramCache]: Analyzing trace with hash -1497290467, now seen corresponding path program 1 times [2020-10-12 19:07:02,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:02,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1146439095] [2020-10-12 19:07:02,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:02,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:02,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:02,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:02,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:02,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-12 19:07:02,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:07:02,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 370 [2020-10-12 19:07:02,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:02,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:02,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 19:07:02,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:07:02,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:03,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:03,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:03,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:03,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:03,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:03,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:07:03,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:03,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:03,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:03,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:03,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:03,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 19:07:03,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1146439095] [2020-10-12 19:07:03,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:03,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 19:07:03,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136155530] [2020-10-12 19:07:03,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 19:07:03,023 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:03,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 19:07:03,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 19:07:03,024 INFO L87 Difference]: Start difference. First operand 215 states and 321 transitions. Second operand 5 states. [2020-10-12 19:07:04,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:04,389 INFO L93 Difference]: Finished difference Result 447 states and 677 transitions. [2020-10-12 19:07:04,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 19:07:04,390 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-10-12 19:07:04,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:04,394 INFO L225 Difference]: With dead ends: 447 [2020-10-12 19:07:04,394 INFO L226 Difference]: Without dead ends: 241 [2020-10-12 19:07:04,396 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-12 19:07:04,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2020-10-12 19:07:04,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 234. [2020-10-12 19:07:04,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-10-12 19:07:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 345 transitions. [2020-10-12 19:07:04,434 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 345 transitions. Word has length 22 [2020-10-12 19:07:04,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:04,435 INFO L479 AbstractCegarLoop]: Abstraction has 234 states and 345 transitions. [2020-10-12 19:07:04,435 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 19:07:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 345 transitions. [2020-10-12 19:07:04,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-12 19:07:04,437 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:04,437 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:04,437 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 19:07:04,438 INFO L427 AbstractCegarLoop]: === Iteration 3 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:04,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:04,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1614677544, now seen corresponding path program 1 times [2020-10-12 19:07:04,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:04,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [532080807] [2020-10-12 19:07:04,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:04,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:04,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:04,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:04,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:04,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-12 19:07:04,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:07:04,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-12 19:07:04,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:04,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:04,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-12 19:07:04,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 19:07:04,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:04,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:04,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:04,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:04,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:04,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:04,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:04,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:04,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:04,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:04,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:04,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:04,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:07:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:04,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:04,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:04,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:04,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:04,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:07:04,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:07:04,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:04,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:04,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:07:04,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 19:07:04,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:04,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-12 19:07:04,754 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [532080807] [2020-10-12 19:07:04,754 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:07:04,754 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-12 19:07:04,754 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810585133] [2020-10-12 19:07:04,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 19:07:04,755 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:04,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 19:07:04,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-12 19:07:04,756 INFO L87 Difference]: Start difference. First operand 234 states and 345 transitions. Second operand 6 states. [2020-10-12 19:07:06,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:06,376 INFO L93 Difference]: Finished difference Result 494 states and 747 transitions. [2020-10-12 19:07:06,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 19:07:06,376 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2020-10-12 19:07:06,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:06,382 INFO L225 Difference]: With dead ends: 494 [2020-10-12 19:07:06,382 INFO L226 Difference]: Without dead ends: 279 [2020-10-12 19:07:06,383 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-10-12 19:07:06,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-10-12 19:07:06,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 243. [2020-10-12 19:07:06,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2020-10-12 19:07:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 355 transitions. [2020-10-12 19:07:06,448 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 355 transitions. Word has length 30 [2020-10-12 19:07:06,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:06,453 INFO L479 AbstractCegarLoop]: Abstraction has 243 states and 355 transitions. [2020-10-12 19:07:06,453 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 19:07:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 355 transitions. [2020-10-12 19:07:06,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-12 19:07:06,460 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:06,460 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:06,460 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 19:07:06,460 INFO L427 AbstractCegarLoop]: === Iteration 4 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:06,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:06,461 INFO L82 PathProgramCache]: Analyzing trace with hash 622913567, now seen corresponding path program 1 times [2020-10-12 19:07:06,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:06,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [563772800] [2020-10-12 19:07:06,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:06,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:06,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:06,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:06,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:06,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:08,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:08,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-12 19:07:08,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 19:07:08,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1800 [2020-10-12 19:07:08,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:08,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:08,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-12 19:07:08,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:07:08,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:08,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:08,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:08,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:08,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:08,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:08,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:08,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:08,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:08,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:08,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:08,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:08,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:07:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:08,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:08,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:08,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:08,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:08,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 19:07:08,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:07:08,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 19:07:08,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:08,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:08,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:07:08,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 19:07:08,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:08,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 19:07:08,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [563772800] [2020-10-12 19:07:08,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:07:08,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-12 19:07:08,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664224836] [2020-10-12 19:07:08,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 19:07:08,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:08,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 19:07:08,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-12 19:07:08,488 INFO L87 Difference]: Start difference. First operand 243 states and 355 transitions. Second operand 7 states. [2020-10-12 19:07:08,974 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2020-10-12 19:07:10,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:10,017 INFO L93 Difference]: Finished difference Result 485 states and 716 transitions. [2020-10-12 19:07:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 19:07:10,018 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2020-10-12 19:07:10,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:10,021 INFO L225 Difference]: With dead ends: 485 [2020-10-12 19:07:10,021 INFO L226 Difference]: Without dead ends: 244 [2020-10-12 19:07:10,023 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-12 19:07:10,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-10-12 19:07:10,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 240. [2020-10-12 19:07:10,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-10-12 19:07:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 346 transitions. [2020-10-12 19:07:10,051 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 346 transitions. Word has length 36 [2020-10-12 19:07:10,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:10,051 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 346 transitions. [2020-10-12 19:07:10,052 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 19:07:10,052 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 346 transitions. [2020-10-12 19:07:10,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-10-12 19:07:10,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:10,054 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:10,054 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 19:07:10,054 INFO L427 AbstractCegarLoop]: === Iteration 5 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:10,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:10,054 INFO L82 PathProgramCache]: Analyzing trace with hash -1297577439, now seen corresponding path program 1 times [2020-10-12 19:07:10,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:10,055 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1236139143] [2020-10-12 19:07:10,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:10,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:10,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:10,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:10,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-12 19:07:10,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:07:10,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 400 [2020-10-12 19:07:10,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:10,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:07:10,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 19:07:10,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:07:10,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:10,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:10,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:10,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:10,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:10,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:10,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:10,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:10,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:10,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:10,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:10,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:10,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 19:07:10,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:10,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 19:07:10,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:10,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:10,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:10,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-12 19:07:10,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:10,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:10,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:10,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:10,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:07:10,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:10,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:10,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:10,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:10,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:10,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:10,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:10,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:10,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:10,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:10,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:10,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:10,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:10,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:10,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:10,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:10,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:10,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:10,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 19:07:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:10,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:10,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:10,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:10,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:10,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:10,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:10,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:10,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:07:10,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:07:10,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:10,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 19:07:10,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1236139143] [2020-10-12 19:07:10,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:10,700 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 19:07:10,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126357660] [2020-10-12 19:07:10,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 19:07:10,701 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:10,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 19:07:10,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-12 19:07:10,702 INFO L87 Difference]: Start difference. First operand 240 states and 346 transitions. Second operand 8 states. [2020-10-12 19:07:12,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:12,441 INFO L93 Difference]: Finished difference Result 424 states and 619 transitions. [2020-10-12 19:07:12,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 19:07:12,442 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 45 [2020-10-12 19:07:12,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:12,445 INFO L225 Difference]: With dead ends: 424 [2020-10-12 19:07:12,445 INFO L226 Difference]: Without dead ends: 244 [2020-10-12 19:07:12,447 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-12 19:07:12,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-10-12 19:07:12,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 240. [2020-10-12 19:07:12,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-10-12 19:07:12,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 342 transitions. [2020-10-12 19:07:12,475 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 342 transitions. Word has length 45 [2020-10-12 19:07:12,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:12,475 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 342 transitions. [2020-10-12 19:07:12,476 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 19:07:12,476 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 342 transitions. [2020-10-12 19:07:12,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-12 19:07:12,477 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:12,477 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:12,477 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 19:07:12,477 INFO L427 AbstractCegarLoop]: === Iteration 6 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:12,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:12,478 INFO L82 PathProgramCache]: Analyzing trace with hash 54656034, now seen corresponding path program 1 times [2020-10-12 19:07:12,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:12,478 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [977022458] [2020-10-12 19:07:12,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:12,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:12,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:12,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:12,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:13,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:15,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:15,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-12 19:07:15,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 19:07:15,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3222 [2020-10-12 19:07:15,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:15,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:15,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-12 19:07:15,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 19:07:15,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:15,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:15,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:15,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:15,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:15,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:15,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:15,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:15,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:15,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:15,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:15,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:15,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:07:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:15,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:15,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:15,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:07:15,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:15,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 19:07:15,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:15,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:15,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:15,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-12 19:07:15,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:15,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:15,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:15,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:15,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:15,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:15,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:15,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:15,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:15,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:15,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:15,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:15,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-12 19:07:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:15,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:15,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:15,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-12 19:07:15,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:15,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:15,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:15,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:15,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-12 19:07:15,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:15,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:15,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:15,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:15,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:15,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:15,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:15,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:15,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:15,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:15,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:15,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:15,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:15,918 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-12 19:07:15,918 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [977022458] [2020-10-12 19:07:15,919 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:07:15,919 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-12 19:07:15,919 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951962701] [2020-10-12 19:07:15,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 19:07:15,920 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:15,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 19:07:15,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-12 19:07:15,921 INFO L87 Difference]: Start difference. First operand 240 states and 342 transitions. Second operand 6 states. [2020-10-12 19:07:17,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:17,190 INFO L93 Difference]: Finished difference Result 470 states and 674 transitions. [2020-10-12 19:07:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 19:07:17,190 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-10-12 19:07:17,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:17,193 INFO L225 Difference]: With dead ends: 470 [2020-10-12 19:07:17,196 INFO L226 Difference]: Without dead ends: 248 [2020-10-12 19:07:17,197 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-12 19:07:17,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-10-12 19:07:17,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 240. [2020-10-12 19:07:17,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-10-12 19:07:17,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 341 transitions. [2020-10-12 19:07:17,230 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 341 transitions. Word has length 56 [2020-10-12 19:07:17,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:17,231 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 341 transitions. [2020-10-12 19:07:17,232 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 19:07:17,232 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 341 transitions. [2020-10-12 19:07:17,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-12 19:07:17,234 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:17,234 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:17,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 19:07:17,234 INFO L427 AbstractCegarLoop]: === Iteration 7 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:17,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:17,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1368738117, now seen corresponding path program 1 times [2020-10-12 19:07:17,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:17,235 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [479288619] [2020-10-12 19:07:17,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:17,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:17,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:17,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:17,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:17,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:19,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:19,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-12 19:07:19,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 19:07:19,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1768 [2020-10-12 19:07:19,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:19,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:19,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-12 19:07:19,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 19:07:19,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:19,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:19,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:19,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:19,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:19,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:19,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 19:07:19,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:19,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:19,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:19,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:19,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:19,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:07:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:19,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:19,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:19,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:19,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 19:07:19,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:07:19,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 19:07:19,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:07:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 19:07:19,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:19,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:19,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:19,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:19,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:19,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:19,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:19,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:19,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:19,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:19,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:19,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:07:19,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:19,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 19:07:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:19,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:19,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:19,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-12 19:07:19,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:19,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 19:07:19,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:19,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:19,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:19,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 19:07:19,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:19,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:19,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:19,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:19,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:19,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:19,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:19,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:19,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:19,254 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-12 19:07:19,255 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [479288619] [2020-10-12 19:07:19,255 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:07:19,255 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-12 19:07:19,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678993488] [2020-10-12 19:07:19,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 19:07:19,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:19,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 19:07:19,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 19:07:19,258 INFO L87 Difference]: Start difference. First operand 240 states and 341 transitions. Second operand 8 states. [2020-10-12 19:07:21,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:21,230 INFO L93 Difference]: Finished difference Result 528 states and 759 transitions. [2020-10-12 19:07:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-12 19:07:21,231 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-10-12 19:07:21,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:21,234 INFO L225 Difference]: With dead ends: 528 [2020-10-12 19:07:21,235 INFO L226 Difference]: Without dead ends: 297 [2020-10-12 19:07:21,236 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2020-10-12 19:07:21,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2020-10-12 19:07:21,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 265. [2020-10-12 19:07:21,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-10-12 19:07:21,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 374 transitions. [2020-10-12 19:07:21,267 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 374 transitions. Word has length 59 [2020-10-12 19:07:21,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:21,267 INFO L479 AbstractCegarLoop]: Abstraction has 265 states and 374 transitions. [2020-10-12 19:07:21,268 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 19:07:21,268 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 374 transitions. [2020-10-12 19:07:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-12 19:07:21,269 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:21,269 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:21,269 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 19:07:21,269 INFO L427 AbstractCegarLoop]: === Iteration 8 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:21,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:21,270 INFO L82 PathProgramCache]: Analyzing trace with hash -924051006, now seen corresponding path program 1 times [2020-10-12 19:07:21,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:21,270 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2120179020] [2020-10-12 19:07:21,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:21,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:21,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:21,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:21,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:22,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:23,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:23,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-12 19:07:23,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 19:07:23,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2384 [2020-10-12 19:07:23,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:23,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:23,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-12 19:07:23,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 19:07:23,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:23,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:23,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:23,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:23,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:23,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:23,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:23,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:23,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:23,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:23,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:23,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:23,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:07:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:23,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:23,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:23,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-12 19:07:23,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:23,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 19:07:23,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:23,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:23,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:07:23,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 19:07:23,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:23,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:23,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:23,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:23,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:23,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:23,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:23,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:23,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:23,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:23,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:07:23,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:23,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:23,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:23,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:23,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:23,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:23,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:23,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:23,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:23,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:23,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:07:23,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:23,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 19:07:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:23,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:23,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:23,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:23,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 19:07:23,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:07:23,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 19:07:23,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:23,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:23,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:07:23,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-12 19:07:23,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:23,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:23,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:23,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:23,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:23,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:23,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:23,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:23,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:23,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:23,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:07:23,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:23,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:23,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:23,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:23,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:23,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:23,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:23,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:23,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:23,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:23,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:07:23,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:23,930 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 19 proven. 22 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-12 19:07:23,931 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2120179020] [2020-10-12 19:07:23,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:07:23,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-12 19:07:23,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824462993] [2020-10-12 19:07:23,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 19:07:23,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:23,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 19:07:23,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-12 19:07:23,933 INFO L87 Difference]: Start difference. First operand 265 states and 374 transitions. Second operand 6 states. [2020-10-12 19:07:25,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:25,289 INFO L93 Difference]: Finished difference Result 542 states and 777 transitions. [2020-10-12 19:07:25,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 19:07:25,290 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 86 [2020-10-12 19:07:25,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:25,293 INFO L225 Difference]: With dead ends: 542 [2020-10-12 19:07:25,294 INFO L226 Difference]: Without dead ends: 300 [2020-10-12 19:07:25,296 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-10-12 19:07:25,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2020-10-12 19:07:25,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 290. [2020-10-12 19:07:25,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2020-10-12 19:07:25,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 408 transitions. [2020-10-12 19:07:25,342 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 408 transitions. Word has length 86 [2020-10-12 19:07:25,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:25,343 INFO L479 AbstractCegarLoop]: Abstraction has 290 states and 408 transitions. [2020-10-12 19:07:25,343 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 19:07:25,344 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 408 transitions. [2020-10-12 19:07:25,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-12 19:07:25,345 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:25,345 INFO L422 BasicCegarLoop]: trace histogram [7, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:25,346 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 19:07:25,346 INFO L427 AbstractCegarLoop]: === Iteration 9 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:25,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:25,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1969962026, now seen corresponding path program 2 times [2020-10-12 19:07:25,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:25,348 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [37302657] [2020-10-12 19:07:25,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-12 19:07:25,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:07:25,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 302 [2020-10-12 19:07:25,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:25,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-12 19:07:25,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:07:25,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:25,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:25,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:25,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:25,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:25,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:25,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:25,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:25,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:07:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:25,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:25,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 19:07:25,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:25,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:25,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:25,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:25,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:25,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:25,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:25,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:25,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:25,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:25,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:25,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:25,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:25,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:25,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:25,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:25,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:25,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:25,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:25,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:25,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:25,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:25,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:25,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:25,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:25,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 19:07:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:25,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:25,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 19:07:25,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:25,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:25,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:25,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:25,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:25,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:25,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:25,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:25,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:25,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:25,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:25,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:25,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:25,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:25,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:25,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:25,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:25,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:25,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:25,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:25,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:25,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:25,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:25,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:25,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:25,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:25,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:25,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:25,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:25,883 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-10-12 19:07:25,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [37302657] [2020-10-12 19:07:25,889 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:25,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 19:07:25,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099708711] [2020-10-12 19:07:25,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 19:07:25,890 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:25,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 19:07:25,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 19:07:25,891 INFO L87 Difference]: Start difference. First operand 290 states and 408 transitions. Second operand 5 states. [2020-10-12 19:07:27,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:27,094 INFO L93 Difference]: Finished difference Result 586 states and 837 transitions. [2020-10-12 19:07:27,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 19:07:27,095 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 110 [2020-10-12 19:07:27,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:27,098 INFO L225 Difference]: With dead ends: 586 [2020-10-12 19:07:27,098 INFO L226 Difference]: Without dead ends: 338 [2020-10-12 19:07:27,100 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-12 19:07:27,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2020-10-12 19:07:27,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 331. [2020-10-12 19:07:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2020-10-12 19:07:27,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 456 transitions. [2020-10-12 19:07:27,128 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 456 transitions. Word has length 110 [2020-10-12 19:07:27,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:27,129 INFO L479 AbstractCegarLoop]: Abstraction has 331 states and 456 transitions. [2020-10-12 19:07:27,129 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 19:07:27,129 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 456 transitions. [2020-10-12 19:07:27,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-12 19:07:27,130 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:27,130 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:27,130 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 19:07:27,131 INFO L427 AbstractCegarLoop]: === Iteration 10 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:27,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:27,131 INFO L82 PathProgramCache]: Analyzing trace with hash -94455682, now seen corresponding path program 1 times [2020-10-12 19:07:27,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:27,132 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [389960477] [2020-10-12 19:07:27,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-12 19:07:27,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-12 19:07:27,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:27,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-10-12 19:07:27,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:07:27,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:27,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:27,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:27,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:27,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:27,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:07:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:27,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:07:27,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:27,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:27,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:27,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:27,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:27,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:27,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:27,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:27,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:27,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:27,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:27,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:27,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:27,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:27,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:27,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:27,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 19:07:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:27,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:27,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:27,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:27,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:27,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:27,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:27,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:27,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:27,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:27,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:27,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:27,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:27,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:27,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:27,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:27,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:27,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:27,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:27,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:27,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:27,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:27,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:27,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:27,411 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2020-10-12 19:07:27,411 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [389960477] [2020-10-12 19:07:27,411 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:27,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 19:07:27,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387366328] [2020-10-12 19:07:27,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 19:07:27,412 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:27,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 19:07:27,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 19:07:27,413 INFO L87 Difference]: Start difference. First operand 331 states and 456 transitions. Second operand 5 states. [2020-10-12 19:07:27,800 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-12 19:07:28,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:28,737 INFO L93 Difference]: Finished difference Result 612 states and 863 transitions. [2020-10-12 19:07:28,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 19:07:28,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 111 [2020-10-12 19:07:28,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:28,741 INFO L225 Difference]: With dead ends: 612 [2020-10-12 19:07:28,742 INFO L226 Difference]: Without dead ends: 329 [2020-10-12 19:07:28,743 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-12 19:07:28,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-10-12 19:07:28,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 325. [2020-10-12 19:07:28,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-10-12 19:07:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 442 transitions. [2020-10-12 19:07:28,777 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 442 transitions. Word has length 111 [2020-10-12 19:07:28,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:28,778 INFO L479 AbstractCegarLoop]: Abstraction has 325 states and 442 transitions. [2020-10-12 19:07:28,779 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 19:07:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 442 transitions. [2020-10-12 19:07:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-12 19:07:28,780 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:28,780 INFO L422 BasicCegarLoop]: trace histogram [8, 7, 7, 6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:28,780 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-12 19:07:28,780 INFO L427 AbstractCegarLoop]: === Iteration 11 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:28,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:28,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1648640235, now seen corresponding path program 1 times [2020-10-12 19:07:28,781 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:28,781 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1752648422] [2020-10-12 19:07:28,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:28,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:28,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-12 19:07:29,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:07:29,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 255 [2020-10-12 19:07:29,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:29,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-12 19:07:29,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 19:07:29,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:29,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 19:07:29,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:07:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:29,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 19:07:29,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:29,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:29,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:29,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:29,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:29,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:29,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 19:07:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:29,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:29,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:29,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:29,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:29,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:29,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:29,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:29,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-12 19:07:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 19:07:29,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 19:07:29,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 19:07:29,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:29,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:29,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:29,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:29,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:29,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:29,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:29,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:29,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:29,306 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2020-10-12 19:07:29,306 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1752648422] [2020-10-12 19:07:29,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:29,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-12 19:07:29,307 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990355761] [2020-10-12 19:07:29,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 19:07:29,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:29,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 19:07:29,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-12 19:07:29,309 INFO L87 Difference]: Start difference. First operand 325 states and 442 transitions. Second operand 6 states. [2020-10-12 19:07:30,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:30,548 INFO L93 Difference]: Finished difference Result 587 states and 811 transitions. [2020-10-12 19:07:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 19:07:30,548 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 130 [2020-10-12 19:07:30,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:30,552 INFO L225 Difference]: With dead ends: 587 [2020-10-12 19:07:30,552 INFO L226 Difference]: Without dead ends: 331 [2020-10-12 19:07:30,554 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-12 19:07:30,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-10-12 19:07:30,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 325. [2020-10-12 19:07:30,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-10-12 19:07:30,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 439 transitions. [2020-10-12 19:07:30,598 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 439 transitions. Word has length 130 [2020-10-12 19:07:30,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:30,599 INFO L479 AbstractCegarLoop]: Abstraction has 325 states and 439 transitions. [2020-10-12 19:07:30,599 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 19:07:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 439 transitions. [2020-10-12 19:07:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-12 19:07:30,603 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:30,603 INFO L422 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 7, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:30,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-12 19:07:30,604 INFO L427 AbstractCegarLoop]: === Iteration 12 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:30,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:30,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1684323420, now seen corresponding path program 1 times [2020-10-12 19:07:30,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:30,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1922789094] [2020-10-12 19:07:30,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-12 19:07:30,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-12 19:07:30,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:30,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 191 [2020-10-12 19:07:30,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 19:07:30,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:30,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:30,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:07:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:30,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 19:07:30,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:30,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:30,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:30,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:30,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:30,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:30,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 19:07:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:30,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:07:30,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:30,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:30,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:30,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:30,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:30,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:30,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-12 19:07:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:07:30,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:30,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:30,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:30,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:30,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:30,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:07:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:30,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:30,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:30,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:30,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:30,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:30,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:30,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-10-12 19:07:30,982 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1922789094] [2020-10-12 19:07:30,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:30,982 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 19:07:30,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880921032] [2020-10-12 19:07:30,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 19:07:30,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:30,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 19:07:30,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 19:07:30,984 INFO L87 Difference]: Start difference. First operand 325 states and 439 transitions. Second operand 5 states. [2020-10-12 19:07:32,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:32,409 INFO L93 Difference]: Finished difference Result 556 states and 782 transitions. [2020-10-12 19:07:32,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 19:07:32,410 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 163 [2020-10-12 19:07:32,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:32,414 INFO L225 Difference]: With dead ends: 556 [2020-10-12 19:07:32,414 INFO L226 Difference]: Without dead ends: 327 [2020-10-12 19:07:32,416 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-12 19:07:32,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-10-12 19:07:32,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 323. [2020-10-12 19:07:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2020-10-12 19:07:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 435 transitions. [2020-10-12 19:07:32,468 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 435 transitions. Word has length 163 [2020-10-12 19:07:32,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:32,469 INFO L479 AbstractCegarLoop]: Abstraction has 323 states and 435 transitions. [2020-10-12 19:07:32,470 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 19:07:32,470 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 435 transitions. [2020-10-12 19:07:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-12 19:07:32,475 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:32,476 INFO L422 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 7, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:32,476 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-12 19:07:32,476 INFO L427 AbstractCegarLoop]: === Iteration 13 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:32,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:32,477 INFO L82 PathProgramCache]: Analyzing trace with hash 160212967, now seen corresponding path program 1 times [2020-10-12 19:07:32,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:32,477 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1687594919] [2020-10-12 19:07:32,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:32,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:32,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:32,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:32,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-12 19:07:32,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:07:32,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 459 [2020-10-12 19:07:32,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:32,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:32,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 199 [2020-10-12 19:07:32,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 19:07:32,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:33,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 19:07:33,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-12 19:07:33,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-12 19:07:33,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:33,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 186 [2020-10-12 19:07:33,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 19:07:33,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:33,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:33,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:33,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:33,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:33,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:33,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:33,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:33,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:33,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:33,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:07:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:33,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 19:07:33,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:33,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:33,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:33,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:33,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:33,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:33,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:33,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:07:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:07:33,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 19:07:33,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:33,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:33,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:33,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:33,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:07:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:33,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:33,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:07:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 19:07:33,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:07:33,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 19:07:33,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:33,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:33,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:33,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:33,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-12 19:07:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:33,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:33,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:33,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:33,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:33,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:33,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 19:07:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:33,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:33,432 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-10-12 19:07:33,432 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1687594919] [2020-10-12 19:07:33,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:33,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-12 19:07:33,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679837302] [2020-10-12 19:07:33,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 19:07:33,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:33,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 19:07:33,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-12 19:07:33,434 INFO L87 Difference]: Start difference. First operand 323 states and 435 transitions. Second operand 6 states. [2020-10-12 19:07:34,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:34,775 INFO L93 Difference]: Finished difference Result 503 states and 694 transitions. [2020-10-12 19:07:34,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 19:07:34,775 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 189 [2020-10-12 19:07:34,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:34,779 INFO L225 Difference]: With dead ends: 503 [2020-10-12 19:07:34,779 INFO L226 Difference]: Without dead ends: 327 [2020-10-12 19:07:34,780 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-12 19:07:34,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-10-12 19:07:34,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 323. [2020-10-12 19:07:34,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2020-10-12 19:07:34,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 429 transitions. [2020-10-12 19:07:34,806 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 429 transitions. Word has length 189 [2020-10-12 19:07:34,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:34,806 INFO L479 AbstractCegarLoop]: Abstraction has 323 states and 429 transitions. [2020-10-12 19:07:34,806 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 19:07:34,806 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 429 transitions. [2020-10-12 19:07:34,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-12 19:07:34,809 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:34,809 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:34,809 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-12 19:07:34,809 INFO L427 AbstractCegarLoop]: === Iteration 14 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:34,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:34,810 INFO L82 PathProgramCache]: Analyzing trace with hash -2022649751, now seen corresponding path program 1 times [2020-10-12 19:07:34,810 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:34,810 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1570218515] [2020-10-12 19:07:34,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:34,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:34,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:34,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:34,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-12 19:07:35,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 19:07:35,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 416 [2020-10-12 19:07:35,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:35,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 182 [2020-10-12 19:07:35,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 19:07:35,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:35,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:35,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-12 19:07:35,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:07:35,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 155 [2020-10-12 19:07:35,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:35,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 169 [2020-10-12 19:07:35,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:07:35,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:35,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:35,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:35,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:35,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:35,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:35,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:35,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:35,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:07:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:35,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 19:07:35,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:35,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:35,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:35,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:35,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:35,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:35,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:07:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:07:35,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:35,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:35,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:35,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:35,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:35,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:35,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:07:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:35,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:35,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:35,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:07:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 19:07:35,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:07:35,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 19:07:35,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:35,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:07:35,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 19:07:35,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-12 19:07:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:35,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:35,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:35,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:35,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:35,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:35,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:35,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:35,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 19:07:35,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:35,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:35,787 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 138 proven. 14 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-10-12 19:07:35,787 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1570218515] [2020-10-12 19:07:35,787 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:07:35,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-12 19:07:35,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434840895] [2020-10-12 19:07:35,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 19:07:35,788 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:35,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 19:07:35,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 19:07:35,789 INFO L87 Difference]: Start difference. First operand 323 states and 429 transitions. Second operand 5 states. [2020-10-12 19:07:36,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:36,995 INFO L93 Difference]: Finished difference Result 524 states and 718 transitions. [2020-10-12 19:07:36,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 19:07:36,995 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 196 [2020-10-12 19:07:36,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:36,999 INFO L225 Difference]: With dead ends: 524 [2020-10-12 19:07:36,999 INFO L226 Difference]: Without dead ends: 306 [2020-10-12 19:07:37,000 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-12 19:07:37,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-12 19:07:37,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 302. [2020-10-12 19:07:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-10-12 19:07:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 398 transitions. [2020-10-12 19:07:37,025 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 398 transitions. Word has length 196 [2020-10-12 19:07:37,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:37,026 INFO L479 AbstractCegarLoop]: Abstraction has 302 states and 398 transitions. [2020-10-12 19:07:37,026 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 19:07:37,026 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 398 transitions. [2020-10-12 19:07:37,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-12 19:07:37,028 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:37,029 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:37,029 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-12 19:07:37,029 INFO L427 AbstractCegarLoop]: === Iteration 15 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:37,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:37,029 INFO L82 PathProgramCache]: Analyzing trace with hash 913799388, now seen corresponding path program 1 times [2020-10-12 19:07:37,030 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:37,030 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [431720266] [2020-10-12 19:07:37,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 268 [2020-10-12 19:07:37,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-12 19:07:37,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:37,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 256 [2020-10-12 19:07:37,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 19:07:37,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:37,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:37,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:07:37,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 19:07:37,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:37,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:37,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:37,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:37,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:37,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:07:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:37,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:37,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:37,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:37,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:37,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:07:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:07:37,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:37,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:37,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:37,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:07:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:37,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:07:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:07:37,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:37,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:37,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:37,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:07:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:37,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:07:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:37,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:37,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:37,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:37,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:37,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:37,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:37,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:37,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:37,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:37,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:37,530 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2020-10-12 19:07:37,531 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [431720266] [2020-10-12 19:07:37,531 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:37,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 19:07:37,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891081901] [2020-10-12 19:07:37,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 19:07:37,532 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:37,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 19:07:37,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 19:07:37,533 INFO L87 Difference]: Start difference. First operand 302 states and 398 transitions. Second operand 5 states. [2020-10-12 19:07:38,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:38,560 INFO L93 Difference]: Finished difference Result 479 states and 655 transitions. [2020-10-12 19:07:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 19:07:38,561 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 220 [2020-10-12 19:07:38,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:38,564 INFO L225 Difference]: With dead ends: 479 [2020-10-12 19:07:38,565 INFO L226 Difference]: Without dead ends: 312 [2020-10-12 19:07:38,566 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-12 19:07:38,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2020-10-12 19:07:38,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 306. [2020-10-12 19:07:38,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-10-12 19:07:38,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 401 transitions. [2020-10-12 19:07:38,591 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 401 transitions. Word has length 220 [2020-10-12 19:07:38,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:38,591 INFO L479 AbstractCegarLoop]: Abstraction has 306 states and 401 transitions. [2020-10-12 19:07:38,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 19:07:38,591 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 401 transitions. [2020-10-12 19:07:38,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-12 19:07:38,594 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:38,594 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:38,595 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-12 19:07:38,595 INFO L427 AbstractCegarLoop]: === Iteration 16 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:38,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:38,595 INFO L82 PathProgramCache]: Analyzing trace with hash -680182607, now seen corresponding path program 1 times [2020-10-12 19:07:38,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:38,596 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1754154934] [2020-10-12 19:07:38,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:38,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:38,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:38,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 284 [2020-10-12 19:07:38,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:38,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 159 [2020-10-12 19:07:38,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 272 [2020-10-12 19:07:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 19:07:38,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:38,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:38,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:38,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:38,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:38,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:38,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:38,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:38,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:38,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:38,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:38,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:38,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:38,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:38,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:38,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:07:38,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:38,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-12 19:07:38,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:38,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:38,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:38,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:38,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:38,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:38,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:39,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:39,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:39,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:39,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:39,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:07:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:39,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:39,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:39,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:39,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:39,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:39,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:07:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:07:39,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:07:39,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:39,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:39,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:07:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:39,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:07:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:07:39,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:39,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:39,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:39,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:07:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:39,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:07:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:39,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:39,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:07:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:07:39,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:39,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:39,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:39,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:39,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:39,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:39,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:39,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:39,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:39,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:39,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:39,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:39,247 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2020-10-12 19:07:39,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1754154934] [2020-10-12 19:07:39,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:07:39,250 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-12 19:07:39,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403881591] [2020-10-12 19:07:39,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 19:07:39,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:39,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 19:07:39,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-12 19:07:39,252 INFO L87 Difference]: Start difference. First operand 306 states and 401 transitions. Second operand 7 states. [2020-10-12 19:07:40,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:40,509 INFO L93 Difference]: Finished difference Result 499 states and 678 transitions. [2020-10-12 19:07:40,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 19:07:40,509 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 232 [2020-10-12 19:07:40,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:40,513 INFO L225 Difference]: With dead ends: 499 [2020-10-12 19:07:40,513 INFO L226 Difference]: Without dead ends: 328 [2020-10-12 19:07:40,514 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-12 19:07:40,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-10-12 19:07:40,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 311. [2020-10-12 19:07:40,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2020-10-12 19:07:40,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 405 transitions. [2020-10-12 19:07:40,541 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 405 transitions. Word has length 232 [2020-10-12 19:07:40,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:40,541 INFO L479 AbstractCegarLoop]: Abstraction has 311 states and 405 transitions. [2020-10-12 19:07:40,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 19:07:40,542 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 405 transitions. [2020-10-12 19:07:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-12 19:07:40,545 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:40,546 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:40,546 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-12 19:07:40,546 INFO L427 AbstractCegarLoop]: === Iteration 17 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:40,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:40,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1757483595, now seen corresponding path program 1 times [2020-10-12 19:07:40,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:40,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1410751999] [2020-10-12 19:07:40,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-12 19:07:40,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-12 19:07:40,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:40,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 289 [2020-10-12 19:07:40,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:07:40,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:40,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:40,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:07:40,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 19:07:40,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:40,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:07:40,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:40,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:40,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:40,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:40,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:40,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:07:40,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:07:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:40,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:40,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:40,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:40,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:40,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:40,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:40,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:40,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:40,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:40,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:07:40,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:40,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:40,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:40,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:40,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:40,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:07:40,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:40,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:07:41,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:41,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:41,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:41,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:41,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:41,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:07:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:41,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:41,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:07:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:07:41,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:41,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:41,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:41,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:41,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:41,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:07:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:41,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:41,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:07:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:41,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:07:41,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:07:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:07:41,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:41,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:41,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:41,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 19:07:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:07:41,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:41,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:41,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:41,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:41,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:41,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:41,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:41,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:41,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:41,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:41,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:41,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:41,252 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2020-10-12 19:07:41,253 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1410751999] [2020-10-12 19:07:41,253 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:07:41,253 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-12 19:07:41,253 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62746548] [2020-10-12 19:07:41,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 19:07:41,254 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:41,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 19:07:41,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-12 19:07:41,255 INFO L87 Difference]: Start difference. First operand 311 states and 405 transitions. Second operand 8 states. [2020-10-12 19:07:42,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:42,418 INFO L93 Difference]: Finished difference Result 488 states and 657 transitions. [2020-10-12 19:07:42,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 19:07:42,419 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 245 [2020-10-12 19:07:42,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:42,423 INFO L225 Difference]: With dead ends: 488 [2020-10-12 19:07:42,423 INFO L226 Difference]: Without dead ends: 312 [2020-10-12 19:07:42,424 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-12 19:07:42,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2020-10-12 19:07:42,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 310. [2020-10-12 19:07:42,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2020-10-12 19:07:42,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 400 transitions. [2020-10-12 19:07:42,449 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 400 transitions. Word has length 245 [2020-10-12 19:07:42,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:42,449 INFO L479 AbstractCegarLoop]: Abstraction has 310 states and 400 transitions. [2020-10-12 19:07:42,449 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 19:07:42,450 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 400 transitions. [2020-10-12 19:07:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-10-12 19:07:42,453 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:42,453 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:42,454 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-12 19:07:42,454 INFO L427 AbstractCegarLoop]: === Iteration 18 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:42,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:42,454 INFO L82 PathProgramCache]: Analyzing trace with hash 835526899, now seen corresponding path program 1 times [2020-10-12 19:07:42,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:42,455 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [664132665] [2020-10-12 19:07:42,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 319 [2020-10-12 19:07:42,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 179 [2020-10-12 19:07:42,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:42,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 309 [2020-10-12 19:07:42,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 19:07:42,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:42,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:42,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:07:42,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-12 19:07:42,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:42,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:42,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:42,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:42,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:42,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:42,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:42,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:42,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:07:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:42,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:42,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:42,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:42,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:42,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:42,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:42,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:42,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:07:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:07:42,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:42,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:42,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:42,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:42,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:42,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:42,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:42,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:42,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:07:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:42,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:42,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:07:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:07:42,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:42,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:42,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:42,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:42,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:42,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:42,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:42,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:42,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:07:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:42,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:42,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:42,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:07:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:42,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:42,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:42,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:42,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:42,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:42,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:42,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:42,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:42,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:42,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:43,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:07:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:43,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:43,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:43,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:07:43,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:43,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:07:43,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:43,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:43,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:43,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:43,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:43,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:43,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:43,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:43,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:43,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:43,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:43,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:43,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:43,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:43,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:43,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:43,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 19:07:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:43,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:43,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:43,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:07:43,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:43,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-12 19:07:43,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:43,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:43,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:43,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:43,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:43,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:43,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:43,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:43,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:43,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:43,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:43,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:43,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:43,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:43,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:43,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:43,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-12 19:07:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:43,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:43,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:43,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:07:43,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:43,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:43,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:43,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:43,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:43,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:43,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:43,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:43,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:43,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:43,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:43,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:43,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:43,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:43,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:43,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:43,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:43,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:43,285 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2020-10-12 19:07:43,288 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [664132665] [2020-10-12 19:07:43,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:43,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 19:07:43,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494711625] [2020-10-12 19:07:43,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 19:07:43,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:43,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 19:07:43,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-12 19:07:43,293 INFO L87 Difference]: Start difference. First operand 310 states and 400 transitions. Second operand 9 states. [2020-10-12 19:07:44,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:44,485 INFO L93 Difference]: Finished difference Result 484 states and 645 transitions. [2020-10-12 19:07:44,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-12 19:07:44,485 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 259 [2020-10-12 19:07:44,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:44,489 INFO L225 Difference]: With dead ends: 484 [2020-10-12 19:07:44,489 INFO L226 Difference]: Without dead ends: 309 [2020-10-12 19:07:44,490 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2020-10-12 19:07:44,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-10-12 19:07:44,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 309. [2020-10-12 19:07:44,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2020-10-12 19:07:44,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 397 transitions. [2020-10-12 19:07:44,514 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 397 transitions. Word has length 259 [2020-10-12 19:07:44,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:44,515 INFO L479 AbstractCegarLoop]: Abstraction has 309 states and 397 transitions. [2020-10-12 19:07:44,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 19:07:44,515 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 397 transitions. [2020-10-12 19:07:44,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-10-12 19:07:44,519 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:44,519 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:44,519 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-12 19:07:44,519 INFO L427 AbstractCegarLoop]: === Iteration 19 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:44,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:44,520 INFO L82 PathProgramCache]: Analyzing trace with hash 648159804, now seen corresponding path program 1 times [2020-10-12 19:07:44,520 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:44,520 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [188048256] [2020-10-12 19:07:44,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:44,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:44,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:44,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 317 [2020-10-12 19:07:45,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 19:07:45,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 994 [2020-10-12 19:07:45,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:07:45,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 249 [2020-10-12 19:07:45,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-12 19:07:45,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 19:07:45,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:45,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:45,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:07:45,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 19:07:45,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:45,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:45,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:45,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:45,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:45,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:45,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:45,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:45,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:07:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:45,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 19:07:45,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:45,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:45,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:45,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:45,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:45,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:45,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:07:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:07:45,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:45,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:45,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:45,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:45,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:45,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:07:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:45,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:45,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:07:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:07:45,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:45,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:45,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:45,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:45,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:45,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:07:45,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:45,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:45,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:07:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:45,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:45,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:07:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:07:45,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 19:07:45,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:45,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 19:07:45,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:45,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:45,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:45,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:45,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:45,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:45,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:45,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:45,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:45,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:45,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:45,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:46,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 19:07:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:46,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:46,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:46,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:07:46,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:46,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 19:07:46,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-12 19:07:46,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:46,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:46,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:46,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:46,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:46,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:46,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:46,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:46,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:46,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:46,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:46,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:46,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-12 19:07:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:46,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:46,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:46,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:07:46,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:46,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 19:07:46,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:46,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:46,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:46,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 19:07:46,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:46,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:46,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:46,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:46,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:46,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:46,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 19:07:46,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:46,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:46,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:46,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:46,153 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2020-10-12 19:07:46,154 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [188048256] [2020-10-12 19:07:46,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:07:46,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 19:07:46,154 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739962237] [2020-10-12 19:07:46,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 19:07:46,155 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:46,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 19:07:46,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-12 19:07:46,155 INFO L87 Difference]: Start difference. First operand 309 states and 397 transitions. Second operand 9 states. [2020-10-12 19:07:48,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:07:48,596 INFO L93 Difference]: Finished difference Result 747 states and 990 transitions. [2020-10-12 19:07:48,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-12 19:07:48,596 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 259 [2020-10-12 19:07:48,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:07:48,601 INFO L225 Difference]: With dead ends: 747 [2020-10-12 19:07:48,601 INFO L226 Difference]: Without dead ends: 573 [2020-10-12 19:07:48,602 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=170, Invalid=382, Unknown=0, NotChecked=0, Total=552 [2020-10-12 19:07:48,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2020-10-12 19:07:48,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 567. [2020-10-12 19:07:48,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2020-10-12 19:07:48,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 738 transitions. [2020-10-12 19:07:48,640 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 738 transitions. Word has length 259 [2020-10-12 19:07:48,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:07:48,641 INFO L479 AbstractCegarLoop]: Abstraction has 567 states and 738 transitions. [2020-10-12 19:07:48,641 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 19:07:48,641 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 738 transitions. [2020-10-12 19:07:48,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2020-10-12 19:07:48,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:07:48,643 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:07:48,644 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-12 19:07:48,644 INFO L427 AbstractCegarLoop]: === Iteration 20 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:07:48,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:07:48,644 INFO L82 PathProgramCache]: Analyzing trace with hash 895704801, now seen corresponding path program 1 times [2020-10-12 19:07:48,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:07:48,645 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1044820058] [2020-10-12 19:07:48,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:07:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:48,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:48,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:48,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:49,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:49,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:50,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:50,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 370 [2020-10-12 19:07:53,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 19:07:53,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-12 19:07:53,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 19:07:53,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 256 [2020-10-12 19:07:53,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-12 19:07:53,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:07:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:07:53,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:53,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:07:53,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 19:07:53,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:07:53,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:53,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:53,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:07:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:53,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:07:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:53,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:07:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:07:53,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:53,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:07:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:53,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:07:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:53,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:07:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:53,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:07:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:07:53,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:53,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:07:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:53,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:53,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:07:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:07:53,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:07:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:07:53,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:53,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:07:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:53,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:07:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:53,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:07:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:53,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:53,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:07:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:53,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:53,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:53,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:53,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:07:53,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:53,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:53,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:07:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:53,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:07:54,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 19:07:54,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:54,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:54,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:07:54,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:54,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:07:54,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:54,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:54,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:07:54,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 19:07:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:07:54,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 19:07:54,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:07:54,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:07:54,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 19:07:54,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:54,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:54,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:54,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:07:54,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 19:07:54,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-12 19:07:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:07:54,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 19:07:54,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:07:54,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:07:54,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 19:07:54,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:07:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:07:54,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:54,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:54,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:07:54,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 19:07:54,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-12 19:07:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:07:54,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:07:54,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:54,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:54,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 19:07:54,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:07:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:54,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:07:54,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:07:54,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:54,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:07:54,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2020-10-12 19:07:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 19:07:54,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:07:54,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-12 19:07:54,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:07:54,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-12 19:07:54,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-12 19:07:54,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:07:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:07:54,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:07:54,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:54,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:54,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:07:54,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:07:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:54,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:07:54,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 19:07:54,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:07:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:07:54,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 19:07:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:54,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:07:54,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:07:54,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:07:54,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:07:54,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:07:54,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 19:07:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:07:54,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:07:54,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:07:54,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:07:54,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:07:54,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:07:54,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:07:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:07:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:07:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:07:54,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:07:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 603 trivial. 0 not checked. [2020-10-12 19:07:54,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1044820058] [2020-10-12 19:07:54,650 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:07:54,651 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-12 19:07:54,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271379906] [2020-10-12 19:07:54,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-12 19:07:54,653 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:07:54,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-12 19:07:54,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-10-12 19:07:54,654 INFO L87 Difference]: Start difference. First operand 567 states and 738 transitions. Second operand 20 states. [2020-10-12 19:07:54,853 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-12 19:07:55,773 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-12 19:07:55,959 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-12 19:07:58,990 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2020-10-12 19:08:01,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:08:01,885 INFO L93 Difference]: Finished difference Result 1401 states and 1923 transitions. [2020-10-12 19:08:01,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-12 19:08:01,886 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 300 [2020-10-12 19:08:01,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:08:01,890 INFO L225 Difference]: With dead ends: 1401 [2020-10-12 19:08:01,890 INFO L226 Difference]: Without dead ends: 1063 [2020-10-12 19:08:01,893 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 649 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=647, Invalid=2323, Unknown=0, NotChecked=0, Total=2970 [2020-10-12 19:08:01,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1063 states. [2020-10-12 19:08:01,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1063 to 939. [2020-10-12 19:08:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 939 states. [2020-10-12 19:08:01,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1240 transitions. [2020-10-12 19:08:01,973 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1240 transitions. Word has length 300 [2020-10-12 19:08:01,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:08:01,973 INFO L479 AbstractCegarLoop]: Abstraction has 939 states and 1240 transitions. [2020-10-12 19:08:01,973 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-12 19:08:01,974 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1240 transitions. [2020-10-12 19:08:01,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2020-10-12 19:08:01,976 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:08:01,976 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:08:01,977 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-12 19:08:01,977 INFO L427 AbstractCegarLoop]: === Iteration 21 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:08:01,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:08:01,977 INFO L82 PathProgramCache]: Analyzing trace with hash -666797697, now seen corresponding path program 1 times [2020-10-12 19:08:01,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:08:01,978 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [88434100] [2020-10-12 19:08:01,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:08:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:02,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:02,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:02,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:02,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:02,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:07,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:07,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 372 [2020-10-12 19:08:07,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 19:08:07,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-12 19:08:07,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:07,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-12 19:08:07,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-12 19:08:07,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 322 [2020-10-12 19:08:07,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:07,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:08:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:07,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:07,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:07,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:08:07,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:07,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:07,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:07,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:07,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:07,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:07,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:07,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:07,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:07,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:07,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:08:09,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:08:09,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2169 [2020-10-12 19:08:09,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:09,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 19:08:09,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:08:09,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:08:09,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 436 [2020-10-12 19:08:09,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:09,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 19:08:09,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:09,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:08:09,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:08:09,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:08:09,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:08:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:09,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:09,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:09,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:08:09,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:08:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:09,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:09,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:09,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:08:09,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:08:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:08:09,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 19:08:09,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:09,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-12 19:08:09,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:08:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:09,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:09,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:09,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:08:09,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:09,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:09,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:09,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:09,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:08:09,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:09,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:09,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:09,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:09,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:08:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:08:09,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 19:08:09,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:09,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 19:08:09,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:08:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:09,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:09,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:09,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:09,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:09,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:09,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:09,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:09,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:08:09,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:09,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:09,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:09,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:09,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:08:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:09,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:09,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:08:09,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:09,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:08:09,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:09,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:09,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:09,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-12 19:08:09,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:09,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:09,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:09,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:10,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:10,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:10,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:10,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:10,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:10,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:10,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:10,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:08:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:10,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:10,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:10,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:10,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:08:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:10,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:10,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:10,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:08:10,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:08:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:08:10,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 19:08:10,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 19:08:10,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:10,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 19:08:10,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:10,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:08:10,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:08:10,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:10,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:08:10,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 19:08:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:08:10,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 19:08:10,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:10,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:10,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 19:08:10,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:10,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:10,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:08:10,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 19:08:10,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-12 19:08:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:08:10,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 19:08:10,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:10,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:10,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 19:08:10,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:10,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:10,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:08:10,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:10,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 19:08:10,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-12 19:08:10,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:08:10,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:10,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:10,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 19:08:10,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:10,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:10,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:10,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:10,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2020-10-12 19:08:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:08:10,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 19:08:10,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:08:10,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 19:08:10,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-12 19:08:10,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:08:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:10,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:10,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:10,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:10,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:08:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:10,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:10,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:10,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:08:10,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:08:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:10,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:10,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:10,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:10,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:08:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:10,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:10,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:10,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:10,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:10,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:10,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:10,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:10,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:10,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:08:10,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:10,613 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 16 proven. 146 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-10-12 19:08:10,613 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [88434100] [2020-10-12 19:08:10,613 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:08:10,613 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-12 19:08:10,613 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83903517] [2020-10-12 19:08:10,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-12 19:08:10,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:08:10,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-12 19:08:10,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2020-10-12 19:08:10,615 INFO L87 Difference]: Start difference. First operand 939 states and 1240 transitions. Second operand 22 states. [2020-10-12 19:08:11,343 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-10-12 19:08:11,634 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-12 19:08:11,822 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-12 19:08:12,329 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 113 [2020-10-12 19:08:17,196 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-10-12 19:08:20,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:08:20,412 INFO L93 Difference]: Finished difference Result 2709 states and 3669 transitions. [2020-10-12 19:08:20,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-10-12 19:08:20,413 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 302 [2020-10-12 19:08:20,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:08:20,426 INFO L225 Difference]: With dead ends: 2709 [2020-10-12 19:08:20,426 INFO L226 Difference]: Without dead ends: 2053 [2020-10-12 19:08:20,430 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 920 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=745, Invalid=3037, Unknown=0, NotChecked=0, Total=3782 [2020-10-12 19:08:20,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2053 states. [2020-10-12 19:08:20,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2053 to 1937. [2020-10-12 19:08:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1937 states. [2020-10-12 19:08:20,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1937 states and 2620 transitions. [2020-10-12 19:08:20,601 INFO L78 Accepts]: Start accepts. Automaton has 1937 states and 2620 transitions. Word has length 302 [2020-10-12 19:08:20,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:08:20,602 INFO L479 AbstractCegarLoop]: Abstraction has 1937 states and 2620 transitions. [2020-10-12 19:08:20,602 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-12 19:08:20,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2620 transitions. [2020-10-12 19:08:20,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2020-10-12 19:08:20,606 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:08:20,607 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:08:20,607 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-12 19:08:20,607 INFO L427 AbstractCegarLoop]: === Iteration 22 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:08:20,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:08:20,608 INFO L82 PathProgramCache]: Analyzing trace with hash -655481570, now seen corresponding path program 1 times [2020-10-12 19:08:20,608 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:08:20,608 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [48841845] [2020-10-12 19:08:20,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:08:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:20,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:20,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:20,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 372 [2020-10-12 19:08:21,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:08:21,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 964 [2020-10-12 19:08:21,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:21,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 362 [2020-10-12 19:08:21,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:08:21,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:08:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:08:21,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:21,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:08:21,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 19:08:21,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:08:21,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:08:21,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:21,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:21,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:08:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:21,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:21,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:08:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:21,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:21,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:08:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:08:21,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:21,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:08:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:21,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:21,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:08:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:21,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:21,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:08:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:21,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:21,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:08:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:08:21,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:08:21,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:08:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:21,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:21,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:21,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:21,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:08:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:21,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:21,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:08:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:08:21,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:21,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:21,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:21,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:21,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:21,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:08:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:21,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:21,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:08:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:21,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:21,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:08:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:08:21,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:21,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:21,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:21,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:21,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:21,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:21,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:21,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:21,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:21,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:21,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:21,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 19:08:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:21,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:08:22,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:08:22,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:22,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:22,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:22,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:22,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:08:22,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:22,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:22,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:22,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-12 19:08:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:08:22,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:22,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:22,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:22,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:22,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:22,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:22,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-12 19:08:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:08:22,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:22,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:22,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:22,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:22,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:22,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:22,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:22,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:22,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:22,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2020-10-12 19:08:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:08:22,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:08:22,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 19:08:22,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:22,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 19:08:22,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:08:22,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:08:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:22,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:22,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:22,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:22,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:22,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:08:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:22,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:22,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:22,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:08:22,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:22,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:08:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:22,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:22,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:22,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 19:08:22,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:22,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:08:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:22,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:22,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:22,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:22,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:22,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:22,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:22,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:22,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 19:08:22,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:22,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:22,276 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2020-10-12 19:08:22,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [48841845] [2020-10-12 19:08:22,277 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:08:22,277 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-12 19:08:22,277 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662667881] [2020-10-12 19:08:22,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-12 19:08:22,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:08:22,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-12 19:08:22,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-12 19:08:22,278 INFO L87 Difference]: Start difference. First operand 1937 states and 2620 transitions. Second operand 15 states. [2020-10-12 19:08:24,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:08:24,803 INFO L93 Difference]: Finished difference Result 2913 states and 3962 transitions. [2020-10-12 19:08:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-12 19:08:24,805 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 302 [2020-10-12 19:08:24,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:08:24,812 INFO L225 Difference]: With dead ends: 2913 [2020-10-12 19:08:24,812 INFO L226 Difference]: Without dead ends: 1511 [2020-10-12 19:08:24,817 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=125, Invalid=381, Unknown=0, NotChecked=0, Total=506 [2020-10-12 19:08:24,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1511 states. [2020-10-12 19:08:24,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1511 to 1511. [2020-10-12 19:08:24,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1511 states. [2020-10-12 19:08:24,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1511 states and 1915 transitions. [2020-10-12 19:08:24,948 INFO L78 Accepts]: Start accepts. Automaton has 1511 states and 1915 transitions. Word has length 302 [2020-10-12 19:08:24,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:08:24,949 INFO L479 AbstractCegarLoop]: Abstraction has 1511 states and 1915 transitions. [2020-10-12 19:08:24,949 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-12 19:08:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1915 transitions. [2020-10-12 19:08:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2020-10-12 19:08:24,953 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:08:24,954 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:08:24,954 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-12 19:08:24,954 INFO L427 AbstractCegarLoop]: === Iteration 23 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:08:24,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:08:24,954 INFO L82 PathProgramCache]: Analyzing trace with hash 24193810, now seen corresponding path program 1 times [2020-10-12 19:08:24,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:08:24,955 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1575727581] [2020-10-12 19:08:24,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:08:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:24,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:25,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:25,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:25,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:25,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:25,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:25,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:27,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:29,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:29,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 375 [2020-10-12 19:08:29,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 19:08:29,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 19:08:29,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:29,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:29,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 365 [2020-10-12 19:08:29,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:08:29,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:30,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:08:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:30,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:30,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:30,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:08:30,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:30,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:08:30,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:30,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:30,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:30,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:30,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:30,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:30,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:30,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:30,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:30,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:30,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:30,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:30,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-12 19:08:31,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 19:08:31,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1227 [2020-10-12 19:08:31,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:31,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-12 19:08:31,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 19:08:31,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-12 19:08:31,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 19:08:31,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-10-12 19:08:31,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:31,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-12 19:08:31,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 19:08:31,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:31,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:08:31,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:31,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:31,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:08:31,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:31,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 19:08:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:31,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:08:31,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:31,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:31,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:08:31,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:31,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 19:08:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:31,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:08:31,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:31,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:31,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:08:31,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:31,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 19:08:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:08:31,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:31,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-12 19:08:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:08:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:31,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:31,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:08:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:31,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:31,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:08:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:31,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:31,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-12 19:08:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:08:31,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:31,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-12 19:08:31,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:08:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:31,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:31,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:31,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:31,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:08:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:31,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:31,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 19:08:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:08:31,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:31,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-12 19:08:31,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:31,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:31,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:31,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:31,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:08:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:31,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:31,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-12 19:08:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:31,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:31,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-12 19:08:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:08:31,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:31,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:31,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:31,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2020-10-12 19:08:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:08:31,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:31,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:31,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:31,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-12 19:08:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:08:31,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:08:31,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:31,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:31,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-10-12 19:08:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:08:31,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:31,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:31,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:31,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:31,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:31,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:31,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:31,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:31,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:31,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:31,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:31,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-12 19:08:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:31,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:32,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:32,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:08:32,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:32,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 19:08:32,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:32,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:32,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:32,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 19:08:32,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:32,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:08:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:32,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:32,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:32,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:32,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:32,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:32,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:32,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:32,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:32,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:32,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:32,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:08:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:32,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:32,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:32,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:32,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:32,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:32,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:32,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:32,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:32,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:32,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:32,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:08:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:32,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:32,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:32,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:32,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:32,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:32,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:32,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:32,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:32,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:32,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:32,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:08:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:32,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:32,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:32,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:32,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:32,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:32,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:32,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:32,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:32,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:32,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:32,086 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 11 proven. 110 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2020-10-12 19:08:32,086 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1575727581] [2020-10-12 19:08:32,086 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:08:32,086 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-12 19:08:32,086 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879665686] [2020-10-12 19:08:32,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 19:08:32,087 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:08:32,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 19:08:32,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2020-10-12 19:08:32,088 INFO L87 Difference]: Start difference. First operand 1511 states and 1915 transitions. Second operand 19 states. [2020-10-12 19:08:35,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:08:35,603 INFO L93 Difference]: Finished difference Result 2803 states and 3614 transitions. [2020-10-12 19:08:35,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-12 19:08:35,603 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 305 [2020-10-12 19:08:35,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:08:35,610 INFO L225 Difference]: With dead ends: 2803 [2020-10-12 19:08:35,610 INFO L226 Difference]: Without dead ends: 1291 [2020-10-12 19:08:35,615 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=213, Invalid=779, Unknown=0, NotChecked=0, Total=992 [2020-10-12 19:08:35,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1291 states. [2020-10-12 19:08:35,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1291 to 1265. [2020-10-12 19:08:35,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1265 states. [2020-10-12 19:08:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1265 states and 1613 transitions. [2020-10-12 19:08:35,726 INFO L78 Accepts]: Start accepts. Automaton has 1265 states and 1613 transitions. Word has length 305 [2020-10-12 19:08:35,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:08:35,726 INFO L479 AbstractCegarLoop]: Abstraction has 1265 states and 1613 transitions. [2020-10-12 19:08:35,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 19:08:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1613 transitions. [2020-10-12 19:08:35,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-10-12 19:08:35,729 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:08:35,730 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 9, 7, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:08:35,730 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-12 19:08:35,730 INFO L427 AbstractCegarLoop]: === Iteration 24 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:08:35,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:08:35,730 INFO L82 PathProgramCache]: Analyzing trace with hash 1882820030, now seen corresponding path program 1 times [2020-10-12 19:08:35,730 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:08:35,731 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1325379968] [2020-10-12 19:08:35,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:08:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:35,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:35,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:35,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:36,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:40,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:40,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 394 [2020-10-12 19:08:40,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 19:08:40,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 19:08:40,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:40,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-12 19:08:40,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-12 19:08:40,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 285 [2020-10-12 19:08:40,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:40,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:08:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:40,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:40,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:40,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:08:40,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:40,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:40,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:40,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:40,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:40,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:40,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:40,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:40,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:40,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:40,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:42,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:42,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:08:42,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:08:42,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1671 [2020-10-12 19:08:42,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:42,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:42,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:42,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-12 19:08:42,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:42,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:42,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:42,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:42,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:08:42,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:42,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:42,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:42,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:42,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:42,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:42,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:42,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:42,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:42,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:42,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:42,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:42,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:42,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:42,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:42,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:42,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:42,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:42,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:08:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:42,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:42,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:42,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:42,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:42,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:42,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:42,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:42,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:42,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:42,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:42,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:08:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:42,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:42,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:42,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:42,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:42,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:42,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:42,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:42,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:42,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:42,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:42,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:08:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:42,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:42,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:42,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:08:43,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:08:43,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 467 [2020-10-12 19:08:43,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:43,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-12 19:08:43,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:08:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:43,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:08:43,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:08:43,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:43,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:08:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:43,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:43,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:43,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:43,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:08:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:43,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:43,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:43,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:43,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:08:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:08:43,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 19:08:43,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:43,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 19:08:43,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:08:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:43,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:43,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:43,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:43,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:43,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:43,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:43,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:43,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:08:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:43,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:43,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:43,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:43,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:08:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:08:43,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 19:08:43,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:43,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-12 19:08:43,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:43,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:43,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:43,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:43,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:43,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:43,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:43,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:43,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:08:43,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:43,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:43,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:43,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:43,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:08:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:43,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:43,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:43,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:08:43,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:08:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:08:43,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 19:08:43,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:43,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:43,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 19:08:43,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:43,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:08:43,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:08:43,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:43,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:08:43,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 19:08:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:08:43,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 19:08:43,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 19:08:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:43,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 19:08:43,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:43,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:08:43,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:08:43,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:43,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 19:08:43,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-12 19:08:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:08:43,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 19:08:43,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:08:43,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:43,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 19:08:43,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:43,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:08:43,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:08:43,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:43,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 19:08:43,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-12 19:08:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:08:43,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:43,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:43,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 19:08:43,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:43,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:43,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:43,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:43,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2020-10-12 19:08:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-12 19:08:43,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 19:08:43,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:08:43,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 19:08:43,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 19:08:43,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:08:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:43,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:43,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:43,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:08:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:43,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:43,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:43,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:43,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:08:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:43,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:43,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:43,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:43,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 19:08:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:43,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:43,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:43,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:08:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:43,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:43,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:43,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:08:43,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-12 19:08:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:43,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:43,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:43,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:43,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:43,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:43,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:43,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:43,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:43,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:08:43,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:43,922 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 61 proven. 132 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2020-10-12 19:08:43,922 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1325379968] [2020-10-12 19:08:43,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:08:43,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-12 19:08:43,922 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849630423] [2020-10-12 19:08:43,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-12 19:08:43,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:08:43,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-12 19:08:43,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=400, Unknown=0, NotChecked=0, Total=462 [2020-10-12 19:08:43,924 INFO L87 Difference]: Start difference. First operand 1265 states and 1613 transitions. Second operand 22 states. [2020-10-12 19:08:44,856 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2020-10-12 19:08:45,095 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2020-10-12 19:08:45,602 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2020-10-12 19:08:52,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:08:52,578 INFO L93 Difference]: Finished difference Result 2728 states and 3484 transitions. [2020-10-12 19:08:52,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-10-12 19:08:52,579 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 320 [2020-10-12 19:08:52,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:08:52,587 INFO L225 Difference]: With dead ends: 2728 [2020-10-12 19:08:52,587 INFO L226 Difference]: Without dead ends: 1783 [2020-10-12 19:08:52,591 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1062 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=765, Invalid=3267, Unknown=0, NotChecked=0, Total=4032 [2020-10-12 19:08:52,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1783 states. [2020-10-12 19:08:52,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1783 to 1643. [2020-10-12 19:08:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1643 states. [2020-10-12 19:08:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1643 states and 2068 transitions. [2020-10-12 19:08:52,731 INFO L78 Accepts]: Start accepts. Automaton has 1643 states and 2068 transitions. Word has length 320 [2020-10-12 19:08:52,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:08:52,732 INFO L479 AbstractCegarLoop]: Abstraction has 1643 states and 2068 transitions. [2020-10-12 19:08:52,732 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-12 19:08:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2068 transitions. [2020-10-12 19:08:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-10-12 19:08:52,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:08:52,736 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 9, 8, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:08:52,736 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-12 19:08:52,736 INFO L427 AbstractCegarLoop]: === Iteration 25 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:08:52,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:08:52,736 INFO L82 PathProgramCache]: Analyzing trace with hash -879631741, now seen corresponding path program 1 times [2020-10-12 19:08:52,737 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:08:52,737 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [533104714] [2020-10-12 19:08:52,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:08:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:52,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:52,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:53,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:54,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:55,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:55,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 415 [2020-10-12 19:08:57,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 19:08:57,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 19:08:57,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 19:08:57,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 249 [2020-10-12 19:08:57,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-12 19:08:57,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:08:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:08:57,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:57,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:08:57,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 19:08:57,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:08:57,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:57,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:57,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:57,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:08:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:57,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:57,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:08:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:57,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:57,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:08:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:08:57,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:57,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:08:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:57,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:57,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:08:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:57,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:57,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:08:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:57,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:57,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:08:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:57,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:57,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:08:57,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:57,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:57,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:57,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:57,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:57,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:57,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:57,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:08:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:57,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:58,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:58,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:58,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:58,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:08:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:58,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:08:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:08:58,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:08:58,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:08:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:58,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:08:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:58,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:08:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:58,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:08:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:58,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:58,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:08:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 19:08:58,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 19:08:58,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 19:08:58,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:58,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:08:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:58,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:08:58,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-12 19:08:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:08:58,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:08:58,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-12 19:08:58,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:58,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-12 19:08:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:08:58,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:08:58,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:58,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 19:08:58,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:08:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:58,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-12 19:08:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:08:58,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 19:08:58,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:08:58,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:08:58,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 19:08:58,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:08:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:58,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:58,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:08:58,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2020-10-12 19:08:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-12 19:08:58,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:08:58,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 299 [2020-10-12 19:08:58,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 19:08:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-12 19:08:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 19:08:58,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:08:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:08:58,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:08:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:08:58,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:08:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:08:58,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 19:08:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 19:08:58,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:08:58,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:08:58,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:08:58,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 19:08:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:58,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:58,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:08:58,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:08:58,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 19:08:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:58,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:08:58,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:08:58,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:08:58,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-12 19:08:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:08:58,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:08:58,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:08:58,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:08:58,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:08:58,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:08:58,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:08:58,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:08:58,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:08:58,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:08:58,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:08:58,810 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2020-10-12 19:08:58,810 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [533104714] [2020-10-12 19:08:58,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:08:58,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-12 19:08:58,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880222730] [2020-10-12 19:08:58,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 19:08:58,811 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:08:58,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 19:08:58,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-10-12 19:08:58,812 INFO L87 Difference]: Start difference. First operand 1643 states and 2068 transitions. Second operand 19 states. [2020-10-12 19:09:07,306 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-10-12 19:09:17,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:09:17,441 INFO L93 Difference]: Finished difference Result 6418 states and 8851 transitions. [2020-10-12 19:09:17,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2020-10-12 19:09:17,441 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 337 [2020-10-12 19:09:17,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:09:17,466 INFO L225 Difference]: With dead ends: 6418 [2020-10-12 19:09:17,466 INFO L226 Difference]: Without dead ends: 5036 [2020-10-12 19:09:17,474 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4270 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=1755, Invalid=10017, Unknown=0, NotChecked=0, Total=11772 [2020-10-12 19:09:17,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5036 states. [2020-10-12 19:09:17,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5036 to 3300. [2020-10-12 19:09:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3300 states. [2020-10-12 19:09:17,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 3300 states and 4323 transitions. [2020-10-12 19:09:17,813 INFO L78 Accepts]: Start accepts. Automaton has 3300 states and 4323 transitions. Word has length 337 [2020-10-12 19:09:17,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:09:17,813 INFO L479 AbstractCegarLoop]: Abstraction has 3300 states and 4323 transitions. [2020-10-12 19:09:17,813 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 19:09:17,814 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 4323 transitions. [2020-10-12 19:09:17,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2020-10-12 19:09:17,816 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:09:17,817 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 9, 8, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:09:17,817 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-12 19:09:17,817 INFO L427 AbstractCegarLoop]: === Iteration 26 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:09:17,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:09:17,818 INFO L82 PathProgramCache]: Analyzing trace with hash -558135145, now seen corresponding path program 1 times [2020-10-12 19:09:17,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:09:17,818 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1638930309] [2020-10-12 19:09:17,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:09:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:17,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:17,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 407 [2020-10-12 19:09:18,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:09:18,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 375 [2020-10-12 19:09:18,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:09:18,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 365 [2020-10-12 19:09:18,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-12 19:09:18,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:09:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:09:18,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:18,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:09:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:09:18,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 19:09:18,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:09:18,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:18,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:09:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:18,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:09:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:18,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:09:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:18,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:09:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:09:18,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:18,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:09:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:18,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:18,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:09:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:18,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:18,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:09:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:18,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:18,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:09:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:09:18,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:18,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:09:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:18,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:18,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:09:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:18,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:09:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:18,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:09:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:09:18,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:18,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:09:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:09:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:09:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:09:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:18,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:18,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:09:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:09:18,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:18,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:18,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 19:09:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:09:18,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:18,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-12 19:09:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:09:18,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:09:18,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:18,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-12 19:09:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:09:18,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:09:18,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:09:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:18,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2020-10-12 19:09:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-12 19:09:18,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 19:09:18,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:09:18,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-12 19:09:18,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-12 19:09:18,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:09:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:18,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:09:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:18,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:09:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:18,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 19:09:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 19:09:18,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:18,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:18,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 19:09:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:18,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:09:18,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 19:09:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:18,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:09:18,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-12 19:09:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:18,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:18,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:18,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:18,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:18,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:18,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:18,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:18,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:18,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:09:18,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:18,866 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2020-10-12 19:09:18,866 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1638930309] [2020-10-12 19:09:18,866 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 19:09:18,866 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-12 19:09:18,867 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362765753] [2020-10-12 19:09:18,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 19:09:18,867 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:09:18,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 19:09:18,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2020-10-12 19:09:18,868 INFO L87 Difference]: Start difference. First operand 3300 states and 4323 transitions. Second operand 13 states. [2020-10-12 19:09:21,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:09:21,537 INFO L93 Difference]: Finished difference Result 6923 states and 9614 transitions. [2020-10-12 19:09:21,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 19:09:21,538 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 331 [2020-10-12 19:09:21,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:09:21,560 INFO L225 Difference]: With dead ends: 6923 [2020-10-12 19:09:21,560 INFO L226 Difference]: Without dead ends: 4264 [2020-10-12 19:09:21,568 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=151, Invalid=311, Unknown=0, NotChecked=0, Total=462 [2020-10-12 19:09:21,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4264 states. [2020-10-12 19:09:21,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4264 to 3556. [2020-10-12 19:09:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3556 states. [2020-10-12 19:09:21,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 3556 states and 4779 transitions. [2020-10-12 19:09:21,863 INFO L78 Accepts]: Start accepts. Automaton has 3556 states and 4779 transitions. Word has length 331 [2020-10-12 19:09:21,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:09:21,863 INFO L479 AbstractCegarLoop]: Abstraction has 3556 states and 4779 transitions. [2020-10-12 19:09:21,863 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 19:09:21,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 4779 transitions. [2020-10-12 19:09:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2020-10-12 19:09:21,866 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:09:21,866 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 9, 8, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:09:21,866 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-12 19:09:21,866 INFO L427 AbstractCegarLoop]: === Iteration 27 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:09:21,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:09:21,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1804727059, now seen corresponding path program 1 times [2020-10-12 19:09:21,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:09:21,867 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1865168483] [2020-10-12 19:09:21,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:09:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:21,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:22,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:22,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:22,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:22,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:26,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:26,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 407 [2020-10-12 19:09:26,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 19:09:26,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-12 19:09:26,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:26,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 19:09:26,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 249 [2020-10-12 19:09:26,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-12 19:09:26,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:09:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:09:27,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:09:27,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:09:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:09:27,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 19:09:27,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:09:27,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:27,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:09:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:09:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:09:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:09:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:09:27,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:27,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:09:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:27,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:09:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:27,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:09:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:27,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:09:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:09:27,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:27,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:09:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:27,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:09:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:27,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:09:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:27,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:09:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:09:27,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:09:27,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:09:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:09:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:09:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:09:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:27,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:09:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 19:09:27,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:09:27,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:27,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 19:09:27,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:27,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 19:09:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:09:27,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:09:27,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:27,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-12 19:09:27,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-12 19:09:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:09:27,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 19:09:27,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:27,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 19:09:27,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:27,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-12 19:09:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:09:27,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 19:09:27,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 19:09:27,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:09:27,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 19:09:27,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:09:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:27,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:27,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:09:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:09:27,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2020-10-12 19:09:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-12 19:09:27,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:09:27,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-12 19:09:27,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:09:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 19:09:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 19:09:27,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:09:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:27,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:09:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:27,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:09:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:27,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 19:09:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 19:09:27,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 19:09:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:27,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:27,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:27,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 19:09:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:09:27,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:09:27,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-12 19:09:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:27,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:27,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:27,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:27,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:27,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:27,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:09:27,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:27,694 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2020-10-12 19:09:27,694 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1865168483] [2020-10-12 19:09:27,695 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:09:27,695 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-12 19:09:27,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081914613] [2020-10-12 19:09:27,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-12 19:09:27,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:09:27,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-12 19:09:27,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2020-10-12 19:09:27,696 INFO L87 Difference]: Start difference. First operand 3556 states and 4779 transitions. Second operand 21 states. [2020-10-12 19:09:39,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:09:39,310 INFO L93 Difference]: Finished difference Result 9673 states and 13444 transitions. [2020-10-12 19:09:39,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-10-12 19:09:39,310 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 331 [2020-10-12 19:09:39,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:09:39,339 INFO L225 Difference]: With dead ends: 9673 [2020-10-12 19:09:39,339 INFO L226 Difference]: Without dead ends: 6624 [2020-10-12 19:09:39,351 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1072 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=657, Invalid=3503, Unknown=0, NotChecked=0, Total=4160 [2020-10-12 19:09:39,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6624 states. [2020-10-12 19:09:39,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6624 to 4878. [2020-10-12 19:09:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4878 states. [2020-10-12 19:09:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 4878 states and 6592 transitions. [2020-10-12 19:09:39,721 INFO L78 Accepts]: Start accepts. Automaton has 4878 states and 6592 transitions. Word has length 331 [2020-10-12 19:09:39,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:09:39,721 INFO L479 AbstractCegarLoop]: Abstraction has 4878 states and 6592 transitions. [2020-10-12 19:09:39,721 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-12 19:09:39,721 INFO L276 IsEmpty]: Start isEmpty. Operand 4878 states and 6592 transitions. [2020-10-12 19:09:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-10-12 19:09:39,726 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:09:39,726 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 9, 8, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:09:39,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-12 19:09:39,726 INFO L427 AbstractCegarLoop]: === Iteration 28 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:09:39,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:09:39,727 INFO L82 PathProgramCache]: Analyzing trace with hash 783525569, now seen corresponding path program 1 times [2020-10-12 19:09:39,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:09:39,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1037525975] [2020-10-12 19:09:39,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:09:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:39,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:39,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:40,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:41,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:41,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:42,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 415 [2020-10-12 19:09:44,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 19:09:44,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-12 19:09:44,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 19:09:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 249 [2020-10-12 19:09:44,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-12 19:09:44,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:09:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:09:44,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:44,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:09:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:09:44,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 19:09:44,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:09:44,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:44,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:09:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:44,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:09:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:44,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:09:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:44,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:09:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:09:44,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:44,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:09:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:44,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:09:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:44,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:09:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:44,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:09:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:09:44,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:44,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:09:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:44,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:44,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:09:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:44,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:44,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:09:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:44,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:44,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:09:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:09:44,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:44,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:09:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:44,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:09:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:44,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:09:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:44,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:44,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:09:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:44,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:44,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:44,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:44,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:44,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:44,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:44,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:44,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:44,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:44,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:09:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 19:09:45,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 19:09:45,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:45,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 19:09:45,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:45,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:45,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:45,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:45,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:09:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:45,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:09:45,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:45,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:45,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-12 19:09:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:09:45,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:09:45,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:45,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-12 19:09:45,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:45,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:45,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:45,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-12 19:09:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:09:45,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:09:45,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:45,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 19:09:45,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:09:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:45,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:45,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:45,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:45,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-12 19:09:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:09:45,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 19:09:45,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:09:45,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:09:45,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 19:09:45,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:09:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:45,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:09:45,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:45,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:09:45,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2020-10-12 19:09:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-12 19:09:45,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:09:45,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-10-12 19:09:45,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 19:09:45,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-12 19:09:45,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 19:09:45,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:09:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:09:45,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:45,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:45,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:45,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:09:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:09:45,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:45,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:45,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:45,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:09:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:09:45,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:45,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:45,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:45,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 19:09:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 19:09:45,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:09:45,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:09:45,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:09:45,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 19:09:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:45,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:09:45,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:09:45,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:09:45,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 19:09:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:45,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:09:45,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:09:45,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:09:45,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-12 19:09:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:09:45,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:09:45,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:09:45,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:09:45,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:09:45,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:09:45,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:09:45,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:09:45,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:09:45,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:09:45,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:09:45,611 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2020-10-12 19:09:45,611 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1037525975] [2020-10-12 19:09:45,612 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:09:45,612 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-12 19:09:45,612 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564739725] [2020-10-12 19:09:45,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 19:09:45,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:09:45,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 19:09:45,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-10-12 19:09:45,613 INFO L87 Difference]: Start difference. First operand 4878 states and 6592 transitions. Second operand 19 states. [2020-10-12 19:10:06,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:10:06,912 INFO L93 Difference]: Finished difference Result 12611 states and 17417 transitions. [2020-10-12 19:10:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2020-10-12 19:10:06,913 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 337 [2020-10-12 19:10:06,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:10:06,946 INFO L225 Difference]: With dead ends: 12611 [2020-10-12 19:10:06,946 INFO L226 Difference]: Without dead ends: 8618 [2020-10-12 19:10:06,963 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4313 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=1803, Invalid=10187, Unknown=0, NotChecked=0, Total=11990 [2020-10-12 19:10:06,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8618 states. [2020-10-12 19:10:07,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8618 to 6324. [2020-10-12 19:10:07,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6324 states. [2020-10-12 19:10:07,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6324 states to 6324 states and 8664 transitions. [2020-10-12 19:10:07,555 INFO L78 Accepts]: Start accepts. Automaton has 6324 states and 8664 transitions. Word has length 337 [2020-10-12 19:10:07,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:10:07,556 INFO L479 AbstractCegarLoop]: Abstraction has 6324 states and 8664 transitions. [2020-10-12 19:10:07,556 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 19:10:07,556 INFO L276 IsEmpty]: Start isEmpty. Operand 6324 states and 8664 transitions. [2020-10-12 19:10:07,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-10-12 19:10:07,561 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:10:07,561 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 9, 8, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:10:07,561 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-12 19:10:07,561 INFO L427 AbstractCegarLoop]: === Iteration 29 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:10:07,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:10:07,562 INFO L82 PathProgramCache]: Analyzing trace with hash 338175109, now seen corresponding path program 1 times [2020-10-12 19:10:07,562 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:10:07,562 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1688861963] [2020-10-12 19:10:07,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:10:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:07,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:07,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:07,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:12,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:12,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 415 [2020-10-12 19:10:12,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:10:12,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 19:10:12,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 19:10:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 184 [2020-10-12 19:10:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 201 [2020-10-12 19:10:12,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:12,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:10:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:12,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:12,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:12,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:10:12,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:12,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:10:12,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:12,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:12,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:12,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:12,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:12,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:10:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:12,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:12,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:12,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:10:13,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:10:13,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 596 [2020-10-12 19:10:13,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:10:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 202 [2020-10-12 19:10:13,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:10:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:10:13,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:10:13,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:10:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:13,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:13,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:10:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:13,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:13,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:10:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:13,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:13,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:10:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:10:13,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:10:13,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:10:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:13,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:13,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:10:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:13,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:13,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:10:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:13,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:13,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:10:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:10:13,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:10:13,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:10:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:10:13,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:13,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:10:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:10:13,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:13,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:10:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:10:13,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:13,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:10:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:10:13,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:10:13,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 313 [2020-10-12 19:10:13,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:10:13,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-12 19:10:13,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:10:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:13,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:13,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:10:13,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:10:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:13,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:13,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:13,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:10:13,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:10:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:13,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:10:13,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:10:13,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:10:13,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:10:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:13,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:13,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:13,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:10:13,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:10:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 19:10:13,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 19:10:13,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:13,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 19:10:13,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:10:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:13,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:13,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:13,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:10:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:13,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:13,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:13,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:13,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:13,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:13,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:13,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:13,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:13,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:13,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-12 19:10:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:10:14,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:10:14,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:14,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-12 19:10:14,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:10:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:14,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:14,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:14,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:14,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-12 19:10:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:10:14,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:10:14,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:14,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 19:10:14,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:10:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:14,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:14,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:14,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:14,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-12 19:10:14,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:10:14,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 19:10:14,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 19:10:14,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:10:14,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 19:10:14,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:10:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:14,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:10:14,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:10:14,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:10:14,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:10:14,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2020-10-12 19:10:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-12 19:10:14,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 19:10:14,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:10:14,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-12 19:10:14,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 19:10:14,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:10:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:14,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:14,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:14,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:14,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:10:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:14,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:14,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:14,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:14,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:10:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:10:14,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:14,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:14,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:14,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 19:10:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 19:10:14,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:14,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:14,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:14,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 19:10:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:14,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:14,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:10:14,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:10:14,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 19:10:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:14,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:14,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:14,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:10:14,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-12 19:10:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:14,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:14,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:14,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:14,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:14,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:14,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:14,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:14,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:14,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:10:14,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 146 proven. 15 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2020-10-12 19:10:14,559 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1688861963] [2020-10-12 19:10:14,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:10:14,559 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-12 19:10:14,559 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225875933] [2020-10-12 19:10:14,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-12 19:10:14,560 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:10:14,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-12 19:10:14,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2020-10-12 19:10:14,561 INFO L87 Difference]: Start difference. First operand 6324 states and 8664 transitions. Second operand 21 states. [2020-10-12 19:10:15,635 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 99 [2020-10-12 19:10:16,458 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2020-10-12 19:10:25,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 19:10:25,681 INFO L93 Difference]: Finished difference Result 19596 states and 28709 transitions. [2020-10-12 19:10:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-12 19:10:25,682 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 337 [2020-10-12 19:10:25,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 19:10:25,742 INFO L225 Difference]: With dead ends: 19596 [2020-10-12 19:10:25,742 INFO L226 Difference]: Without dead ends: 14061 [2020-10-12 19:10:25,765 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 78 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1042 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=689, Invalid=3217, Unknown=0, NotChecked=0, Total=3906 [2020-10-12 19:10:25,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14061 states. [2020-10-12 19:10:26,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14061 to 9550. [2020-10-12 19:10:26,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9550 states. [2020-10-12 19:10:26,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9550 states to 9550 states and 13001 transitions. [2020-10-12 19:10:26,681 INFO L78 Accepts]: Start accepts. Automaton has 9550 states and 13001 transitions. Word has length 337 [2020-10-12 19:10:26,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 19:10:26,682 INFO L479 AbstractCegarLoop]: Abstraction has 9550 states and 13001 transitions. [2020-10-12 19:10:26,682 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-12 19:10:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 9550 states and 13001 transitions. [2020-10-12 19:10:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-10-12 19:10:26,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 19:10:26,691 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 9, 8, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 19:10:26,691 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-12 19:10:26,691 INFO L427 AbstractCegarLoop]: === Iteration 30 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 19:10:26,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 19:10:26,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1031276806, now seen corresponding path program 1 times [2020-10-12 19:10:26,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 19:10:26,692 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [567926397] [2020-10-12 19:10:26,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 19:10:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:26,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:26,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:27,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:27,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:31,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:31,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 415 [2020-10-12 19:10:31,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 19:10:31,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 19:10:31,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-12 19:10:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-12 19:10:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 251 [2020-10-12 19:10:31,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:31,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 19:10:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:31,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:31,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:31,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 19:10:31,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:31,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:31,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:31,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:31,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:31,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:10:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:31,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:31,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:31,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 19:10:34,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:10:34,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2431 [2020-10-12 19:10:34,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:10:34,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-12 19:10:34,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:10:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 19:10:34,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:10:34,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:10:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:34,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:34,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 19:10:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:34,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:34,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 19:10:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:34,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:34,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 19:10:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 19:10:34,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:10:34,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 19:10:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:34,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:34,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 19:10:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:34,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:34,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 19:10:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:34,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:34,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 19:10:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 19:10:34,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 19:10:34,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 379 [2020-10-12 19:10:34,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:10:34,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 19:10:34,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 19:10:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:10:34,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:10:34,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:10:34,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:10:34,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:10:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:10:34,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:34,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:34,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:10:34,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 19:10:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:10:34,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:34,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:34,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:10:34,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 19:10:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 19:10:34,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:10:34,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:34,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-12 19:10:34,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 19:10:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:34,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:34,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 19:10:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:34,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:34,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 19:10:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:34,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 19:10:34,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:34,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:34,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-12 19:10:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:34,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:34,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:34,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:10:34,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 19:10:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 19:10:34,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 19:10:34,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:10:34,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:10:34,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 19:10:34,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:10:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:34,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:10:34,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:10:34,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:10:34,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:10:34,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:34,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 19:10:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:34,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:34,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:34,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:34,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:34,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:34,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:34,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:34,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:34,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 19:10:34,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-12 19:10:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 19:10:35,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 19:10:35,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 19:10:35,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:10:35,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 19:10:35,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:10:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:35,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 19:10:35,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 19:10:35,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:10:35,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 19:10:35,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-12 19:10:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 19:10:35,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 19:10:35,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 19:10:35,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:10:35,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 19:10:35,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 19:10:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:35,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 19:10:35,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:10:35,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 19:10:35,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 19:10:35,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-12 19:10:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 19:10:35,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 19:10:35,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:35,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:35,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 19:10:35,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 19:10:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:35,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:35,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:35,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:35,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:35,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2020-10-12 19:10:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-12 19:10:35,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:10:35,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-12 19:10:35,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 19:10:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-12 19:10:35,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 19:10:35,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 19:10:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 19:10:35,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:35,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:35,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:35,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:35,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 19:10:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:35,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:35,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:35,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:35,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:35,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 19:10:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 19:10:35,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 19:10:35,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 19:10:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 19:10:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 19:10:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 19:10:35,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:35,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:10:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 19:10:35,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 19:10:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:35,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 19:10:35,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 19:10:35,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 19:10:35,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 19:10:35,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:10:35,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 19:10:35,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 19:10:35,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 19:10:35,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:35,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:35,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 19:10:35,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-12 19:10:35,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 19:10:35,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 19:10:35,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 19:10:35,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 19:10:35,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 19:10:35,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 19:10:35,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 19:10:35,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 19:10:35,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 19:10:35,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 19:10:35,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 19:10:35,570 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 127 proven. 92 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2020-10-12 19:10:35,570 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [567926397] [2020-10-12 19:10:35,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 19:10:35,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-12 19:10:35,570 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609002716] [2020-10-12 19:10:35,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 19:10:35,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 19:10:35,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 19:10:35,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2020-10-12 19:10:35,571 INFO L87 Difference]: Start difference. First operand 9550 states and 13001 transitions. Second operand 23 states. [2020-10-12 19:10:36,592 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-10-12 19:10:36,732 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-10-12 19:10:36,908 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-12 19:10:37,232 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-12 19:10:37,715 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 109