/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/systemc/token_ring.13.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 01:08:20,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 01:08:20,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 01:08:20,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 01:08:20,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 01:08:20,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 01:08:20,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 01:08:20,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 01:08:20,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 01:08:20,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 01:08:20,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 01:08:20,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 01:08:20,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 01:08:20,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 01:08:20,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 01:08:20,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 01:08:20,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 01:08:20,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 01:08:20,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 01:08:20,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 01:08:20,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 01:08:20,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 01:08:20,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 01:08:20,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 01:08:20,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 01:08:20,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 01:08:20,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 01:08:20,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 01:08:20,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 01:08:20,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 01:08:20,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 01:08:20,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 01:08:20,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 01:08:20,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 01:08:20,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 01:08:20,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 01:08:20,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 01:08:20,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 01:08:20,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 01:08:20,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 01:08:20,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 01:08:20,700 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 [2020-10-28 01:08:20,764 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 01:08:20,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 01:08:20,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 01:08:20,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 01:08:20,770 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 01:08:20,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 01:08:20,771 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 01:08:20,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 01:08:20,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 01:08:20,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 01:08:20,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 01:08:20,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 01:08:20,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 01:08:20,773 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 01:08:20,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 01:08:20,774 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 01:08:20,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 01:08:20,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 01:08:20,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 01:08:20,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 01:08:20,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 01:08:20,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 01:08:20,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 01:08:20,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 01:08:20,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 01:08:20,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 01:08:20,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 01:08:20,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 01:08:20,776 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 01:08:20,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 01:08:21,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 01:08:21,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 01:08:21,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 01:08:21,273 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 01:08:21,274 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 01:08:21,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.13.cil-1.c [2020-10-28 01:08:21,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bbed28a45/5ab80f3267da47e18b8f5077e2d921b5/FLAGd6eeeb03d [2020-10-28 01:08:22,184 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 01:08:22,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.13.cil-1.c [2020-10-28 01:08:22,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bbed28a45/5ab80f3267da47e18b8f5077e2d921b5/FLAGd6eeeb03d [2020-10-28 01:08:22,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bbed28a45/5ab80f3267da47e18b8f5077e2d921b5 [2020-10-28 01:08:22,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 01:08:22,496 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 01:08:22,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 01:08:22,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 01:08:22,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 01:08:22,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:08:22" (1/1) ... [2020-10-28 01:08:22,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181a7bee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:22, skipping insertion in model container [2020-10-28 01:08:22,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:08:22" (1/1) ... [2020-10-28 01:08:22,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 01:08:22,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 01:08:23,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:08:23,049 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 01:08:23,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:08:23,197 INFO L208 MainTranslator]: Completed translation [2020-10-28 01:08:23,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23 WrapperNode [2020-10-28 01:08:23,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 01:08:23,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 01:08:23,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 01:08:23,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 01:08:23,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23" (1/1) ... [2020-10-28 01:08:23,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23" (1/1) ... [2020-10-28 01:08:23,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23" (1/1) ... [2020-10-28 01:08:23,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23" (1/1) ... [2020-10-28 01:08:23,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23" (1/1) ... [2020-10-28 01:08:23,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23" (1/1) ... [2020-10-28 01:08:23,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23" (1/1) ... [2020-10-28 01:08:23,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 01:08:23,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 01:08:23,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 01:08:23,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 01:08:23,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23" (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 [2020-10-28 01:08:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 01:08:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 01:08:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 01:08:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-28 01:08:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-28 01:08:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-28 01:08:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-28 01:08:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-28 01:08:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-28 01:08:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-28 01:08:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-28 01:08:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-28 01:08:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-28 01:08:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-28 01:08:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-28 01:08:23,423 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-28 01:08:23,423 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-28 01:08:23,423 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-10-28 01:08:23,423 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-28 01:08:23,423 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-28 01:08:23,423 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-28 01:08:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-28 01:08:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-28 01:08:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-28 01:08:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-28 01:08:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-28 01:08:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-28 01:08:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-28 01:08:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-28 01:08:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-28 01:08:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-28 01:08:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-10-28 01:08:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-28 01:08:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-28 01:08:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-28 01:08:23,426 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-28 01:08:23,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-28 01:08:23,426 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-28 01:08:23,426 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-28 01:08:23,426 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-28 01:08:23,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-28 01:08:23,426 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-28 01:08:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-28 01:08:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-28 01:08:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-28 01:08:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 01:08:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 01:08:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 01:08:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 01:08:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 01:08:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-28 01:08:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-28 01:08:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-28 01:08:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-28 01:08:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-28 01:08:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-28 01:08:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-28 01:08:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-28 01:08:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-28 01:08:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-28 01:08:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-28 01:08:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-28 01:08:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-28 01:08:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-28 01:08:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-10-28 01:08:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-28 01:08:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 01:08:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-28 01:08:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-28 01:08:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-28 01:08:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-28 01:08:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-28 01:08:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-28 01:08:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-28 01:08:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-28 01:08:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-28 01:08:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-28 01:08:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-28 01:08:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-28 01:08:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-28 01:08:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-10-28 01:08:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-28 01:08:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-28 01:08:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-28 01:08:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-28 01:08:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-28 01:08:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-28 01:08:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-28 01:08:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-28 01:08:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-28 01:08:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-28 01:08:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-28 01:08:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-28 01:08:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 01:08:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 01:08:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 01:08:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 01:08:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 01:08:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 01:08:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 01:08:24,928 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 01:08:24,928 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-10-28 01:08:24,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:08:24 BoogieIcfgContainer [2020-10-28 01:08:24,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 01:08:24,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 01:08:24,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 01:08:24,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 01:08:24,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 01:08:22" (1/3) ... [2020-10-28 01:08:24,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a1afb3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:08:24, skipping insertion in model container [2020-10-28 01:08:24,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:08:23" (2/3) ... [2020-10-28 01:08:24,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a1afb3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:08:24, skipping insertion in model container [2020-10-28 01:08:24,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:08:24" (3/3) ... [2020-10-28 01:08:24,941 INFO L111 eAbstractionObserver]: Analyzing ICFG token_ring.13.cil-1.c [2020-10-28 01:08:24,954 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 01:08:24,960 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 01:08:24,974 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 01:08:25,007 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 01:08:25,007 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 01:08:25,008 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 01:08:25,008 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 01:08:25,008 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 01:08:25,008 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 01:08:25,008 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 01:08:25,008 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 01:08:25,039 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states. [2020-10-28 01:08:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:08:25,061 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:08:25,063 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:08:25,063 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:08:25,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:08:25,070 INFO L82 PathProgramCache]: Analyzing trace with hash -674013483, now seen corresponding path program 1 times [2020-10-28 01:08:25,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:08:25,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [272440646] [2020-10-28 01:08:25,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:08:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:25,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:25,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:26,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:26,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:26,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:30,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:30,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:08:30,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 01:08:30,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-28 01:08:30,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:30,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:08:30,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 209 [2020-10-28 01:08:30,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:08:30,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:08:31,022 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:08:31,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:08:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:31,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:31,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:31,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:08:31,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:31,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 01:08:31,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:31,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:31,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:31,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:31,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:31,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:08:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:31,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:31,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:31,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:08:31,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:31,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:08:31,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:31,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:31,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:31,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:31,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:31,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:08:31,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:31,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:31,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:31,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:08:31,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:31,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:08:31,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:31,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:31,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:31,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:31,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:31,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:08:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:31,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:31,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:31,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:08:31,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:31,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 01:08:31,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:31,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:31,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:31,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:31,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:31,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:08:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:31,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:31,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:31,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:08:31,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:31,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 01:08:31,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:31,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:31,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:31,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:31,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:31,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:08:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:31,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:31,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:31,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:31,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:08:36,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 01:08:36,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 01:08:36,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:08:36,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-28 01:08:36,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:08:36,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:08:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:08:36,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:08:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:08:36,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:08:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:08:36,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:08:36,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:08:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:08:36,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:08:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:08:36,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:08:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:08:36,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:08:36,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:08:36,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:08:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:08:36,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:08:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:08:36,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:08:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:08:36,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:08:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:08:36,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:08:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:08:36,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:08:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:08:36,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:08:36,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:36,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:08:36,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:08:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:08:36,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:08:36,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:08:36,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:08:36,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:08:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:08:36,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:08:36,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:08:36,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:08:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:36,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:36,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:36,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:08:36,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:36,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:08:36,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:36,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:36,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:08:36,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:36,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:36,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:08:36,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [272440646] [2020-10-28 01:08:36,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:08:36,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:08:36,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528492850] [2020-10-28 01:08:36,950 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:08:36,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:08:36,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:08:36,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:08:36,967 INFO L87 Difference]: Start difference. First operand 515 states. Second operand 10 states. [2020-10-28 01:08:37,215 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:08:37,492 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:08:41,241 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:08:41,802 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-28 01:08:42,352 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:08:42,570 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:08:43,132 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:08:43,329 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:08:52,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:08:52,145 INFO L93 Difference]: Finished difference Result 1332 states and 2212 transitions. [2020-10-28 01:08:52,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 01:08:52,148 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 247 [2020-10-28 01:08:52,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:08:52,173 INFO L225 Difference]: With dead ends: 1332 [2020-10-28 01:08:52,174 INFO L226 Difference]: Without dead ends: 837 [2020-10-28 01:08:52,185 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:08:52,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2020-10-28 01:08:52,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 508. [2020-10-28 01:08:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2020-10-28 01:08:52,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 747 transitions. [2020-10-28 01:08:52,419 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 747 transitions. Word has length 247 [2020-10-28 01:08:52,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:08:52,425 INFO L481 AbstractCegarLoop]: Abstraction has 508 states and 747 transitions. [2020-10-28 01:08:52,425 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:08:52,425 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 747 transitions. [2020-10-28 01:08:52,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:08:52,441 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:08:52,442 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:08:52,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 01:08:52,443 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:08:52,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:08:52,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1405980909, now seen corresponding path program 1 times [2020-10-28 01:08:52,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:08:52,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1246406243] [2020-10-28 01:08:52,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:08:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:52,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:52,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:52,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:52,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:52,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:56,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:56,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:57,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:57,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:57,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:57,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:57,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:57,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:57,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:57,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:08:57,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 01:08:57,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 01:08:57,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:08:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 209 [2020-10-28 01:08:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:08:57,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:57,995 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:08:57,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:08:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:58,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:58,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:58,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:08:58,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:58,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:08:58,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:58,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:58,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:58,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:58,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:58,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:08:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:58,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:58,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:58,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:08:58,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:58,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:08:58,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:58,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:58,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:58,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:58,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:58,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:08:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:58,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:58,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:58,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:08:58,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:58,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:08:58,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:58,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:58,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:58,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:58,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:58,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:08:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:58,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:58,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:58,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:08:58,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:58,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:08:58,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:58,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:58,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:58,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:58,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:58,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:08:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:58,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:58,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:08:58,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:08:58,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:08:58,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:08:58,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:08:58,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:08:58,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:08:58,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:08:58,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:08:58,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:08:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:08:58,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:58,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:08:58,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:09:00,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 01:09:00,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2427 [2020-10-28 01:09:00,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:09:00,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-10-28 01:09:00,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:09:00,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:09:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:09:00,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:09:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:00,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:09:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:09:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:09:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:09:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:09:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:09:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:09:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:09:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:09:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:00,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:09:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:09:00,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:09:00,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:00,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:09:00,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:09:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:00,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:09:00,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 01:09:00,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:09:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:00,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:00,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:09:00,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:09:00,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:09:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:09:00,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:09:00,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:09:00,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:00,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:09:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:00,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:00,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:00,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:09:00,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:00,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:00,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:00,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:00,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:09:00,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:00,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:01,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:09:01,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1246406243] [2020-10-28 01:09:01,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:09:01,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:09:01,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270162410] [2020-10-28 01:09:01,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:09:01,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:09:01,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:09:01,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:09:01,040 INFO L87 Difference]: Start difference. First operand 508 states and 747 transitions. Second operand 10 states. [2020-10-28 01:09:01,250 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:09:01,485 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:09:04,970 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-28 01:09:05,535 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 254 [2020-10-28 01:09:06,078 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:09:06,293 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:09:06,848 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:09:07,043 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:09:15,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:09:15,592 INFO L93 Difference]: Finished difference Result 1325 states and 2080 transitions. [2020-10-28 01:09:15,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:09:15,593 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 247 [2020-10-28 01:09:15,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:09:15,606 INFO L225 Difference]: With dead ends: 1325 [2020-10-28 01:09:15,606 INFO L226 Difference]: Without dead ends: 849 [2020-10-28 01:09:15,610 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:09:15,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2020-10-28 01:09:15,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 513. [2020-10-28 01:09:15,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-10-28 01:09:15,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 752 transitions. [2020-10-28 01:09:15,746 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 752 transitions. Word has length 247 [2020-10-28 01:09:15,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:09:15,748 INFO L481 AbstractCegarLoop]: Abstraction has 513 states and 752 transitions. [2020-10-28 01:09:15,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:09:15,748 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 752 transitions. [2020-10-28 01:09:15,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:09:15,752 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:09:15,752 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:09:15,753 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 01:09:15,753 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:09:15,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:09:15,753 INFO L82 PathProgramCache]: Analyzing trace with hash 328123541, now seen corresponding path program 1 times [2020-10-28 01:09:15,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:09:15,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1624940137] [2020-10-28 01:09:15,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:09:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:15,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:15,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:15,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:16,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:16,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:16,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:17,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:17,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:17,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:17,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:17,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:17,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:17,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:17,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:17,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:18,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:19,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:19,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:19,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:19,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:19,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:20,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:20,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:09:20,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 37 [2020-10-28 01:09:20,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 01:09:20,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:20,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:09:20,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 198 [2020-10-28 01:09:20,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:09:20,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:21,409 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:09:21,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:09:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:21,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:21,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:21,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:09:21,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:21,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 01:09:21,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:21,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:21,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:21,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:21,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:09:21,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:09:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:21,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:21,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:21,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:09:21,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:21,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:09:21,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:21,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:21,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:21,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:21,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:09:21,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:09:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:21,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:21,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:21,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:09:21,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:21,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:21,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:21,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:21,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:21,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:21,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:09:21,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:09:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:21,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:21,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:21,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:09:21,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:21,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:09:21,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:21,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:21,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:21,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:21,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:09:21,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:09:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:21,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:21,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:21,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:09:21,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:21,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:09:21,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:21,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:21,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:21,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:21,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:21,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:09:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:21,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:21,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:09:22,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:09:22,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 487 [2020-10-28 01:09:22,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:09:22,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-28 01:09:22,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:09:22,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:09:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:09:22,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 01:09:22,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:09:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:09:22,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:09:22,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:09:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:22,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:09:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:22,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:09:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:22,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:09:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:22,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:09:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:22,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:09:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:22,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:09:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:22,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:09:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:22,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:09:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:09:22,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:09:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:22,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:09:22,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:09:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:22,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:09:22,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:09:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:22,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:09:22,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:09:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:22,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:22,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:09:22,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:09:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:09:22,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 01:09:22,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:09:22,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:09:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:22,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:22,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:22,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:09:22,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:22,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:22,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:22,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:22,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:09:22,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:22,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:22,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:09:22,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1624940137] [2020-10-28 01:09:22,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:09:22,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:09:22,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141641565] [2020-10-28 01:09:22,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:09:22,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:09:22,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:09:22,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:09:22,695 INFO L87 Difference]: Start difference. First operand 513 states and 752 transitions. Second operand 10 states. [2020-10-28 01:09:22,917 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:09:23,158 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:09:26,577 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-28 01:09:27,154 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 254 [2020-10-28 01:09:27,708 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:09:27,935 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:09:28,479 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:09:28,662 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:09:37,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:09:37,598 INFO L93 Difference]: Finished difference Result 1342 states and 2101 transitions. [2020-10-28 01:09:37,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:09:37,598 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 247 [2020-10-28 01:09:37,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:09:37,608 INFO L225 Difference]: With dead ends: 1342 [2020-10-28 01:09:37,608 INFO L226 Difference]: Without dead ends: 861 [2020-10-28 01:09:37,611 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:09:37,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2020-10-28 01:09:37,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 518. [2020-10-28 01:09:37,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 518 states. [2020-10-28 01:09:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 757 transitions. [2020-10-28 01:09:37,720 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 757 transitions. Word has length 247 [2020-10-28 01:09:37,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:09:37,721 INFO L481 AbstractCegarLoop]: Abstraction has 518 states and 757 transitions. [2020-10-28 01:09:37,721 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:09:37,721 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 757 transitions. [2020-10-28 01:09:37,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:09:37,725 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:09:37,725 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:09:37,726 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 01:09:37,726 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:09:37,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:09:37,726 INFO L82 PathProgramCache]: Analyzing trace with hash -1551007405, now seen corresponding path program 1 times [2020-10-28 01:09:37,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:09:37,727 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [587817982] [2020-10-28 01:09:37,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:09:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:37,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:37,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:37,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:38,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:38,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:38,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:38,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:38,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:38,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:38,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:38,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:38,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:39,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:39,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:39,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:39,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:39,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:39,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:39,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:39,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:39,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:40,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:40,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:40,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:40,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:40,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:40,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:40,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:40,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:40,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:41,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:41,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:41,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:41,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:41,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:42,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:42,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:09:42,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-28 01:09:42,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-28 01:09:42,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:42,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:09:42,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 187 [2020-10-28 01:09:42,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:09:42,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,227 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:09:43,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:09:43,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:09:43,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 01:09:43,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:09:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:09:43,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:09:43,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:09:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:09:43,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:09:43,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:09:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:09:43,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:09:43,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:09:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:09:43,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:09:43,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:09:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:09:43,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-28 01:09:43,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:09:43,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-28 01:09:43,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:09:43,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:09:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:09:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:09:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:09:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:09:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:09:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:09:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:09:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:09:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:09:43,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:09:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:09:43,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:09:43,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:09:43,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:09:43,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:09:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:09:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:09:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:09:43,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:09:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:09:43,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:09:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:09:43,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:09:43,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:09:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:09:43,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:09:43,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:09:43,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:09:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:43,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:43,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:09:43,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:09:43,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:09:43,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:09:43,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:09:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:09:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:09:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:09:43,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:09:43,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:09:43,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [587817982] [2020-10-28 01:09:43,876 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:09:43,876 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:09:43,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677798233] [2020-10-28 01:09:43,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:09:43,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:09:43,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:09:43,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:09:43,877 INFO L87 Difference]: Start difference. First operand 518 states and 757 transitions. Second operand 10 states. [2020-10-28 01:09:44,094 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:09:44,347 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:09:47,404 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-28 01:09:48,030 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 254 [2020-10-28 01:09:48,594 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:09:48,808 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:09:49,360 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-28 01:09:49,561 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-28 01:09:58,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:09:58,622 INFO L93 Difference]: Finished difference Result 1359 states and 2122 transitions. [2020-10-28 01:09:58,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:09:58,622 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 247 [2020-10-28 01:09:58,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:09:58,630 INFO L225 Difference]: With dead ends: 1359 [2020-10-28 01:09:58,631 INFO L226 Difference]: Without dead ends: 873 [2020-10-28 01:09:58,633 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:09:58,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2020-10-28 01:09:58,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 523. [2020-10-28 01:09:58,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2020-10-28 01:09:58,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 762 transitions. [2020-10-28 01:09:58,750 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 762 transitions. Word has length 247 [2020-10-28 01:09:58,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:09:58,750 INFO L481 AbstractCegarLoop]: Abstraction has 523 states and 762 transitions. [2020-10-28 01:09:58,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:09:58,750 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 762 transitions. [2020-10-28 01:09:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:09:58,754 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:09:58,754 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:09:58,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 01:09:58,755 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:09:58,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:09:58,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1860450901, now seen corresponding path program 1 times [2020-10-28 01:09:58,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:09:58,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2074217648] [2020-10-28 01:09:58,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:09:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:09:58,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:58,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:58,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:59,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:59,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:59,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:59,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:59,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:59,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:59,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:59,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:09:59,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:00,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:01,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:01,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:01,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:01,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:01,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:01,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:01,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:03,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:03,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:10:03,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-28 01:10:03,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-28 01:10:03,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:03,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:10:03,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-28 01:10:03,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-28 01:10:03,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,321 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:10:04,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:10:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:10:04,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:10:04,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:10:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:10:04,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:10:04,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:10:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:10:04,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:10:04,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:10:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:10:04,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:10:04,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:10:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:10:04,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:10:04,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:10:04,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:10:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:10:04,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 01:10:04,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:04,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-28 01:10:04,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:10:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:10:04,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:10:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:10:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:10:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:10:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:10:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:10:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:10:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:10:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:10:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:10:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:10:04,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:10:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:10:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:04,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:04,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:04,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:10:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:10:04,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 01:10:04,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:10:04,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:10:04,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 01:10:04,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:10:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:04,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:04,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:04,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:10:04,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:04,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:10:04,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:04,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:04,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:10:04,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:04,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:04,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:10:04,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2074217648] [2020-10-28 01:10:04,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:10:04,827 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:10:04,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212412392] [2020-10-28 01:10:04,828 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:10:04,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:10:04,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:10:04,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:10:04,829 INFO L87 Difference]: Start difference. First operand 523 states and 762 transitions. Second operand 8 states. [2020-10-28 01:10:05,043 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:10:05,287 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:10:07,191 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-28 01:10:07,502 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 01:10:11,291 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-28 01:10:11,435 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-28 01:10:12,872 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-28 01:10:25,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:10:25,726 INFO L93 Difference]: Finished difference Result 2273 states and 3411 transitions. [2020-10-28 01:10:25,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 01:10:25,727 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 247 [2020-10-28 01:10:25,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:10:25,740 INFO L225 Difference]: With dead ends: 2273 [2020-10-28 01:10:25,740 INFO L226 Difference]: Without dead ends: 1783 [2020-10-28 01:10:25,743 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2020-10-28 01:10:25,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1783 states. [2020-10-28 01:10:26,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1783 to 1354. [2020-10-28 01:10:26,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1354 states. [2020-10-28 01:10:26,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1354 states and 2001 transitions. [2020-10-28 01:10:26,037 INFO L78 Accepts]: Start accepts. Automaton has 1354 states and 2001 transitions. Word has length 247 [2020-10-28 01:10:26,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:10:26,037 INFO L481 AbstractCegarLoop]: Abstraction has 1354 states and 2001 transitions. [2020-10-28 01:10:26,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:10:26,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2001 transitions. [2020-10-28 01:10:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:10:26,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:10:26,041 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:10:26,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 01:10:26,042 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:10:26,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:10:26,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1416550227, now seen corresponding path program 1 times [2020-10-28 01:10:26,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:10:26,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1423232120] [2020-10-28 01:10:26,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:10:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:26,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:26,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:28,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:28,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:28,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:28,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:29,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:30,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:30,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:30,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:30,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:30,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:30,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:10:31,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-28 01:10:31,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5047 [2020-10-28 01:10:31,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 01:10:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 01:10:31,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,648 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:10:31,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:10:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:10:31,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:10:31,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:10:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:10:31,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:10:31,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:31,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:10:31,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:10:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:10:31,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:31,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:31,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:10:31,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:10:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:10:31,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:10:31,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:31,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 01:10:31,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 01:10:31,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:10:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:10:31,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:10:31,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:10:31,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:10:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:10:31,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 01:10:31,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 01:10:31,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:10:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:31,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:31,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:10:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:31,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:10:31,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:10:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:31,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:10:31,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:10:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:31,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:31,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:10:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:31,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:31,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:10:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:31,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:31,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:31,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:10:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:31,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:31,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:31,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:31,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:31,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:31,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:31,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:31,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:31,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:31,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:10:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:32,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:32,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:32,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:32,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:32,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:32,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:32,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:32,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:32,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:32,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:10:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:32,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:32,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:32,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:32,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:32,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:32,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:32,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:32,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:32,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:32,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:10:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:32,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:32,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:32,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:32,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:32,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:10:32,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:32,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:32,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:32,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:32,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:10:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:32,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:32,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:32,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:32,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:32,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:32,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:32,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:32,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:32,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:32,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:10:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:32,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:32,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:32,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:32,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:32,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:10:32,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:32,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:32,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:32,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:32,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:10:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:32,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:32,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:32,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:32,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:32,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:32,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:32,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:32,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:32,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:32,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:10:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:32,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:32,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:32,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:32,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:32,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:32,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:32,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:10:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:32,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:32,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:32,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:10:32,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:32,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:10:32,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:32,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:32,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:10:32,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:32,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:10:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:32,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:32,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:32,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:10:32,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:32,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:32,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:32,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:32,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:10:32,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:32,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:32,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:10:32,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1423232120] [2020-10-28 01:10:32,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:10:32,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:10:32,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045797699] [2020-10-28 01:10:32,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:10:32,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:10:32,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:10:32,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:10:32,151 INFO L87 Difference]: Start difference. First operand 1354 states and 2001 transitions. Second operand 8 states. [2020-10-28 01:10:32,691 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:10:32,873 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:10:33,417 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-28 01:10:33,644 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 01:10:42,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:10:42,568 INFO L93 Difference]: Finished difference Result 3093 states and 4625 transitions. [2020-10-28 01:10:42,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:10:42,570 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 247 [2020-10-28 01:10:42,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:10:42,581 INFO L225 Difference]: With dead ends: 3093 [2020-10-28 01:10:42,581 INFO L226 Difference]: Without dead ends: 1755 [2020-10-28 01:10:42,587 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:10:42,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1755 states. [2020-10-28 01:10:42,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1755 to 1354. [2020-10-28 01:10:42,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1354 states. [2020-10-28 01:10:42,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1354 states and 2000 transitions. [2020-10-28 01:10:42,906 INFO L78 Accepts]: Start accepts. Automaton has 1354 states and 2000 transitions. Word has length 247 [2020-10-28 01:10:42,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:10:42,907 INFO L481 AbstractCegarLoop]: Abstraction has 1354 states and 2000 transitions. [2020-10-28 01:10:42,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:10:42,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2000 transitions. [2020-10-28 01:10:42,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:10:42,911 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:10:42,911 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:10:42,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 01:10:42,911 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:10:42,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:10:42,912 INFO L82 PathProgramCache]: Analyzing trace with hash -385585643, now seen corresponding path program 1 times [2020-10-28 01:10:42,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:10:42,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1489039469] [2020-10-28 01:10:42,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:10:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:42,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:42,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:43,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:43,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:43,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:43,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:43,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:43,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:43,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:43,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:43,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:45,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:46,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:46,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:46,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:46,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:46,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:46,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:46,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:46,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:47,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:47,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:47,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:47,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:47,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:10:48,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-28 01:10:48,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5054 [2020-10-28 01:10:48,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:48,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 01:10:48,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 01:10:48,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,573 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:10:48,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:10:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:10:48,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:10:48,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:10:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:10:48,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:10:48,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:48,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:10:48,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:10:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:10:48,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:10:48,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:48,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:10:48,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:10:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:10:48,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:10:48,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:10:48,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 01:10:48,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:10:48,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:10:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:10:48,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:10:48,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:10:48,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:10:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:10:48,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 01:10:48,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 01:10:48,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:10:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:10:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:10:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:10:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:10:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:10:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:10:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:10:48,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:10:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:10:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:10:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:10:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:10:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:10:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:10:48,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:10:48,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:10:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:10:48,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:10:48,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:10:48,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:48,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:10:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:48,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:10:48,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:10:48,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:10:48,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:10:48,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:10:48,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:10:48,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:10:48,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:10:48,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:10:48,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:10:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:10:49,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1489039469] [2020-10-28 01:10:49,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:10:49,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:10:49,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921786475] [2020-10-28 01:10:49,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:10:49,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:10:49,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:10:49,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:10:49,039 INFO L87 Difference]: Start difference. First operand 1354 states and 2000 transitions. Second operand 8 states. [2020-10-28 01:10:49,568 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:10:49,754 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:10:50,294 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-28 01:10:50,510 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 01:10:59,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:10:59,510 INFO L93 Difference]: Finished difference Result 3085 states and 4608 transitions. [2020-10-28 01:10:59,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:10:59,511 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 247 [2020-10-28 01:10:59,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:10:59,522 INFO L225 Difference]: With dead ends: 3085 [2020-10-28 01:10:59,522 INFO L226 Difference]: Without dead ends: 1755 [2020-10-28 01:10:59,527 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:10:59,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1755 states. [2020-10-28 01:10:59,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1755 to 1354. [2020-10-28 01:10:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1354 states. [2020-10-28 01:10:59,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1354 states and 1999 transitions. [2020-10-28 01:10:59,857 INFO L78 Accepts]: Start accepts. Automaton has 1354 states and 1999 transitions. Word has length 247 [2020-10-28 01:10:59,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:10:59,857 INFO L481 AbstractCegarLoop]: Abstraction has 1354 states and 1999 transitions. [2020-10-28 01:10:59,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:10:59,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1999 transitions. [2020-10-28 01:10:59,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:10:59,861 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:10:59,862 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:10:59,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 01:10:59,862 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:10:59,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:10:59,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1320543959, now seen corresponding path program 1 times [2020-10-28 01:10:59,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:10:59,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1339021884] [2020-10-28 01:10:59,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:10:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:10:59,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:00,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:02,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:03,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:03,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:03,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:03,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:03,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:03,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:03,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:03,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:04,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:04,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:11:04,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 34 [2020-10-28 01:11:04,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-28 01:11:04,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:04,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:11:04,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:11:04,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-28 01:11:04,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,435 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:11:05,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:11:05,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:11:05,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 01:11:05,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:11:05,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:11:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:11:05,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:11:05,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:11:05,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:11:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:11:05,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:11:05,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:11:05,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:11:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:11:05,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:11:05,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 01:11:05,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:11:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:11:05,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:11:05,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 01:11:05,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:11:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:11:05,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 01:11:05,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-28 01:11:05,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-28 01:11:05,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:11:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:05,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:05,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:11:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:05,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:11:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:05,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:11:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:11:05,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 01:11:05,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:11:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:11:05,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:11:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:11:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:11:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:11:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:11:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:11:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:11:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:11:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:11:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:05,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:11:05,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:11:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:11:05,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:11:05,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:05,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:11:05,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:05,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:11:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:05,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:05,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:05,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:11:05,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:05,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:05,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:05,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:05,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:11:05,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:05,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:05,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:11:05,964 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1339021884] [2020-10-28 01:11:05,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:11:05,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:11:05,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440376123] [2020-10-28 01:11:05,965 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:11:05,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:11:05,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:11:05,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:11:05,966 INFO L87 Difference]: Start difference. First operand 1354 states and 1999 transitions. Second operand 8 states. [2020-10-28 01:11:06,513 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-28 01:11:06,697 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:11:06,960 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:11:11,317 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:11:12,437 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-28 01:11:25,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:11:25,652 INFO L93 Difference]: Finished difference Result 4764 states and 7237 transitions. [2020-10-28 01:11:25,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:11:25,653 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 247 [2020-10-28 01:11:25,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:11:25,667 INFO L225 Difference]: With dead ends: 4764 [2020-10-28 01:11:25,667 INFO L226 Difference]: Without dead ends: 3444 [2020-10-28 01:11:25,673 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-28 01:11:25,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3444 states. [2020-10-28 01:11:26,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3444 to 2687. [2020-10-28 01:11:26,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2687 states. [2020-10-28 01:11:26,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2687 states and 3976 transitions. [2020-10-28 01:11:26,310 INFO L78 Accepts]: Start accepts. Automaton has 2687 states and 3976 transitions. Word has length 247 [2020-10-28 01:11:26,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:11:26,311 INFO L481 AbstractCegarLoop]: Abstraction has 2687 states and 3976 transitions. [2020-10-28 01:11:26,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:11:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2687 states and 3976 transitions. [2020-10-28 01:11:26,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:11:26,315 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:11:26,316 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:11:26,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 01:11:26,316 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:11:26,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:11:26,317 INFO L82 PathProgramCache]: Analyzing trace with hash 2085374744, now seen corresponding path program 1 times [2020-10-28 01:11:26,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:11:26,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1697652015] [2020-10-28 01:11:26,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:11:26,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:26,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:26,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:27,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:28,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:28,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:28,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:28,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:28,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:28,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:28,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:28,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:31,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:31,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:11:31,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 34 [2020-10-28 01:11:31,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-28 01:11:31,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:31,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:11:31,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-28 01:11:31,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:11:31,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:31,942 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:11:31,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:11:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:31,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:31,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:31,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:11:31,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:31,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:11:31,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:31,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:31,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:11:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:11:32,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:32,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:11:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:11:32,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:11:32,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:32,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:11:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:11:32,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:11:32,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:32,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:11:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:11:32,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:11:32,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:32,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:11:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:11:32,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 01:11:32,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:11:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 01:11:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:11:32,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:11:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:32,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:11:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:32,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:11:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:11:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:11:32,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:11:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:11:32,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:11:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:11:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:11:32,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:11:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:11:32,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:11:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:11:32,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:11:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:11:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:11:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:11:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:11:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:11:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:32,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:11:32,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:11:32,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:11:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:11:32,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:11:32,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:11:32,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:11:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:32,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:32,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:32,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:11:32,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:32,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:32,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:32,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:32,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:11:32,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:32,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:32,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:11:32,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1697652015] [2020-10-28 01:11:32,470 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:11:32,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:11:32,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058584697] [2020-10-28 01:11:32,471 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:11:32,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:11:32,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:11:32,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:11:32,477 INFO L87 Difference]: Start difference. First operand 2687 states and 3976 transitions. Second operand 10 states. [2020-10-28 01:11:32,679 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:11:32,929 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:11:35,065 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:11:35,599 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-28 01:11:36,095 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:11:36,290 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:11:36,762 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 01:11:36,944 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:11:46,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:11:46,789 INFO L93 Difference]: Finished difference Result 6229 states and 9498 transitions. [2020-10-28 01:11:46,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:11:46,790 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 247 [2020-10-28 01:11:46,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:11:46,809 INFO L225 Difference]: With dead ends: 6229 [2020-10-28 01:11:46,809 INFO L226 Difference]: Without dead ends: 3576 [2020-10-28 01:11:46,818 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:11:46,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3576 states. [2020-10-28 01:11:47,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3576 to 2702. [2020-10-28 01:11:47,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2702 states. [2020-10-28 01:11:47,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 2702 states and 3988 transitions. [2020-10-28 01:11:47,485 INFO L78 Accepts]: Start accepts. Automaton has 2702 states and 3988 transitions. Word has length 247 [2020-10-28 01:11:47,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:11:47,486 INFO L481 AbstractCegarLoop]: Abstraction has 2702 states and 3988 transitions. [2020-10-28 01:11:47,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:11:47,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3988 transitions. [2020-10-28 01:11:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-28 01:11:47,489 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:11:47,489 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:11:47,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 01:11:47,490 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:11:47,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:11:47,490 INFO L82 PathProgramCache]: Analyzing trace with hash -278466918, now seen corresponding path program 1 times [2020-10-28 01:11:47,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:11:47,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [375795976] [2020-10-28 01:11:47,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:11:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:47,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:47,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:47,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:47,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:47,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:47,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:47,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:48,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:48,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:48,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:49,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:50,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:50,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:50,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:50,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:50,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:50,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:50,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:52,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:52,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-28 01:11:52,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 33 [2020-10-28 01:11:52,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-28 01:11:52,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:52,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 01:11:52,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:11:52,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 01:11:52,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,211 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 01:11:53,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:11:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:11:53,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 01:11:53,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:53,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:11:53,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:11:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:11:53,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:11:53,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:53,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:11:53,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:11:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:11:53,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:11:53,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:53,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:11:53,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:11:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:11:53,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:11:53,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:11:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 01:11:53,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:11:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:11:53,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 01:11:53,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:11:53,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:11:53,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 01:11:53,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:11:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:11:53,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 01:11:53,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 01:11:53,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:11:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:11:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:11:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:11:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:11:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:11:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:11:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:11:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:11:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:11:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:11:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:11:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:11:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:11:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:11:53,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:11:53,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 01:11:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 01:11:53,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:11:53,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:11:53,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 01:11:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:11:53,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:11:53,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:11:53,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:11:53,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:11:53,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:11:53,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:11:53,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:11:53,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:11:53,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:11:53,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:11:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:11:53,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [375795976] [2020-10-28 01:11:53,848 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:11:53,848 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 01:11:53,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192294646] [2020-10-28 01:11:53,849 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 01:11:53,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:11:53,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 01:11:53,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 01:11:53,850 INFO L87 Difference]: Start difference. First operand 2702 states and 3988 transitions. Second operand 9 states. [2020-10-28 01:11:54,381 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-28 01:11:54,570 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 01:11:54,848 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 01:11:55,177 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 90