/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/systemc/token_ring.07.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 06:35:48,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 06:35:48,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 06:35:48,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 06:35:48,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 06:35:48,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 06:35:48,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 06:35:48,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 06:35:48,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 06:35:48,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 06:35:48,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 06:35:48,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 06:35:48,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 06:35:48,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 06:35:48,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 06:35:48,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 06:35:48,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 06:35:48,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 06:35:48,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 06:35:48,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 06:35:48,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 06:35:48,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 06:35:48,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 06:35:48,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 06:35:48,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 06:35:48,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 06:35:48,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 06:35:48,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 06:35:48,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 06:35:48,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 06:35:48,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 06:35:48,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 06:35:48,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 06:35:48,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 06:35:48,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 06:35:48,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 06:35:48,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 06:35:48,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 06:35:48,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 06:35:48,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 06:35:48,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 06:35:48,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 06:35:48,388 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 06:35:48,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 06:35:48,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 06:35:48,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 06:35:48,391 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 06:35:48,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 06:35:48,393 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 06:35:48,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 06:35:48,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 06:35:48,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 06:35:48,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 06:35:48,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 06:35:48,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 06:35:48,396 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 06:35:48,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 06:35:48,397 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 06:35:48,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 06:35:48,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 06:35:48,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 06:35:48,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 06:35:48,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 06:35:48,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 06:35:48,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 06:35:48,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 06:35:48,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 06:35:48,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 06:35:48,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 06:35:48,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 06:35:48,401 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 06:35:48,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 06:35:48,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 06:35:48,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 06:35:48,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 06:35:48,877 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 06:35:48,878 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 06:35:48,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.07.cil-1.c [2020-10-27 06:35:48,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cc08738b1/4fb2909fba334eb6a810880794265bee/FLAGf2c9dd0cc [2020-10-27 06:35:49,697 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 06:35:49,698 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.07.cil-1.c [2020-10-27 06:35:49,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cc08738b1/4fb2909fba334eb6a810880794265bee/FLAGf2c9dd0cc [2020-10-27 06:35:50,028 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cc08738b1/4fb2909fba334eb6a810880794265bee [2020-10-27 06:35:50,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 06:35:50,043 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 06:35:50,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 06:35:50,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 06:35:50,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 06:35:50,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:35:50" (1/1) ... [2020-10-27 06:35:50,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad0719d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50, skipping insertion in model container [2020-10-27 06:35:50,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:35:50" (1/1) ... [2020-10-27 06:35:50,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 06:35:50,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 06:35:50,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 06:35:50,419 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 06:35:50,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 06:35:50,544 INFO L208 MainTranslator]: Completed translation [2020-10-27 06:35:50,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50 WrapperNode [2020-10-27 06:35:50,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 06:35:50,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 06:35:50,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 06:35:50,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 06:35:50,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50" (1/1) ... [2020-10-27 06:35:50,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50" (1/1) ... [2020-10-27 06:35:50,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50" (1/1) ... [2020-10-27 06:35:50,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50" (1/1) ... [2020-10-27 06:35:50,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50" (1/1) ... [2020-10-27 06:35:50,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50" (1/1) ... [2020-10-27 06:35:50,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50" (1/1) ... [2020-10-27 06:35:50,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 06:35:50,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 06:35:50,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 06:35:50,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 06:35:50,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 06:35:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 06:35:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 06:35:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 06:35:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-27 06:35:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-27 06:35:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-27 06:35:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-27 06:35:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-27 06:35:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-27 06:35:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-27 06:35:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-27 06:35:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-27 06:35:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-27 06:35:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-27 06:35:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-27 06:35:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-27 06:35:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-27 06:35:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-27 06:35:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-27 06:35:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-27 06:35:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-27 06:35:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-27 06:35:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-27 06:35:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-27 06:35:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-27 06:35:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-27 06:35:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-27 06:35:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-27 06:35:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-27 06:35:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-27 06:35:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-27 06:35:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-27 06:35:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-27 06:35:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 06:35:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 06:35:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 06:35:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 06:35:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 06:35:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-27 06:35:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-27 06:35:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-27 06:35:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-27 06:35:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-27 06:35:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-27 06:35:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-27 06:35:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-27 06:35:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-27 06:35:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-27 06:35:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 06:35:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-27 06:35:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-27 06:35:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-27 06:35:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-27 06:35:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-27 06:35:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-27 06:35:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-27 06:35:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-27 06:35:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-27 06:35:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-27 06:35:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-27 06:35:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-27 06:35:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-27 06:35:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-27 06:35:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-27 06:35:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-27 06:35:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-27 06:35:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-27 06:35:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-27 06:35:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-27 06:35:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 06:35:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 06:35:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 06:35:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 06:35:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 06:35:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 06:35:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 06:35:52,251 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 06:35:52,252 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 06:35:52,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:35:52 BoogieIcfgContainer [2020-10-27 06:35:52,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 06:35:52,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 06:35:52,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 06:35:52,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 06:35:52,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:35:50" (1/3) ... [2020-10-27 06:35:52,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695ff334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:35:52, skipping insertion in model container [2020-10-27 06:35:52,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:35:50" (2/3) ... [2020-10-27 06:35:52,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695ff334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:35:52, skipping insertion in model container [2020-10-27 06:35:52,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:35:52" (3/3) ... [2020-10-27 06:35:52,263 INFO L111 eAbstractionObserver]: Analyzing ICFG token_ring.07.cil-1.c [2020-10-27 06:35:52,274 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 06:35:52,282 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 06:35:52,296 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 06:35:52,328 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 06:35:52,328 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 06:35:52,328 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 06:35:52,328 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 06:35:52,328 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 06:35:52,329 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 06:35:52,329 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 06:35:52,329 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 06:35:52,357 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states. [2020-10-27 06:35:52,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 06:35:52,375 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:35:52,376 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] [2020-10-27 06:35:52,376 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:35:52,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:35:52,384 INFO L82 PathProgramCache]: Analyzing trace with hash -204468381, now seen corresponding path program 1 times [2020-10-27 06:35:52,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:35:52,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [411632027] [2020-10-27 06:35:52,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:35:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:52,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:52,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:53,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:53,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:53,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:54,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:54,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:54,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:54,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:55,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:57,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:57,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-27 06:35:57,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 06:35:57,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 06:35:57,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:57,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:35:57,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:35:57,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 142 [2020-10-27 06:35:57,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 06:35:58,209 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:35:58,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:58,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:58,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:58,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:58,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:58,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 06:35:58,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:58,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:58,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:58,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:35:58,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:58,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:58,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:58,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:58,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:58,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:58,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:58,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:58,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:58,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:58,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:35:58,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:58,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:58,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:58,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:58,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:58,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:58,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:58,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:58,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:58,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:58,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:35:58,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:58,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:58,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:58,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:58,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:35:58,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:58,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 06:35:58,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:58,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:58,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:35:58,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:58,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:35:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:58,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:58,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:58,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:35:58,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:58,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 06:35:58,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:58,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:58,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:58,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 06:35:58,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:58,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:35:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:58,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:58,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:58,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:35:59,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:35:59,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 985 [2020-10-27 06:35:59,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:35:59,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 06:35:59,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:35:59,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:59,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:59,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:59,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:59,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:59,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:59,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:35:59,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:59,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:59,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:59,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:59,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:59,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:35:59,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:59,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:59,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:59,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:59,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:59,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:59,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:35:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:59,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:35:59,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:59,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:59,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:35:59,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:59,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:35:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:59,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:35:59,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:59,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:35:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:59,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 06:35:59,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:35:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:59,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:59,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:59,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:35:59,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:59,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 06:35:59,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:35:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:59,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:35:59,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:35:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:59,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 06:35:59,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:35:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:59,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:35:59,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:59,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:35:59,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:59,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:59,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:35:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:35:59,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:35:59,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:59,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:35:59,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:59,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:59,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:35:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:59,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:59,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:59,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:59,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:59,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:35:59,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:59,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:59,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:59,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:59,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:00,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 06:36:00,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [411632027] [2020-10-27 06:36:00,042 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:36:00,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 06:36:00,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163477445] [2020-10-27 06:36:00,051 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 06:36:00,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:36:00,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 06:36:00,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-27 06:36:00,070 INFO L87 Difference]: Start difference. First operand 328 states. Second operand 11 states. [2020-10-27 06:36:00,609 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:36:00,782 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-10-27 06:36:02,242 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 06:36:02,488 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:36:02,807 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-27 06:36:03,109 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-27 06:36:06,639 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-27 06:36:06,817 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-27 06:36:07,023 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 06:36:07,319 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 06:36:11,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:36:11,759 INFO L93 Difference]: Finished difference Result 1349 states and 2240 transitions. [2020-10-27 06:36:11,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 06:36:11,761 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 162 [2020-10-27 06:36:11,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:36:11,796 INFO L225 Difference]: With dead ends: 1349 [2020-10-27 06:36:11,797 INFO L226 Difference]: Without dead ends: 1023 [2020-10-27 06:36:11,809 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=224, Invalid=706, Unknown=0, NotChecked=0, Total=930 [2020-10-27 06:36:11,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2020-10-27 06:36:12,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 628. [2020-10-27 06:36:12,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 628 states. [2020-10-27 06:36:12,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 908 transitions. [2020-10-27 06:36:12,103 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 908 transitions. Word has length 162 [2020-10-27 06:36:12,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:36:12,105 INFO L481 AbstractCegarLoop]: Abstraction has 628 states and 908 transitions. [2020-10-27 06:36:12,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 06:36:12,105 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 908 transitions. [2020-10-27 06:36:12,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 06:36:12,122 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:36:12,123 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] [2020-10-27 06:36:12,123 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 06:36:12,124 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:36:12,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:36:12,124 INFO L82 PathProgramCache]: Analyzing trace with hash 1217659392, now seen corresponding path program 1 times [2020-10-27 06:36:12,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:36:12,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [919184533] [2020-10-27 06:36:12,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:36:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:12,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:12,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:12,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:12,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:12,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:12,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:12,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:13,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:13,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:17,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:17,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-27 06:36:17,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 06:36:17,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 06:36:17,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:17,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:36:17,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:36:17,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 06:36:17,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 06:36:17,426 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:36:17,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:17,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:17,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:17,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:17,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:17,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 06:36:17,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:17,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:17,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:17,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:36:17,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:36:17,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:36:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:17,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:17,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:17,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:17,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:17,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:17,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:17,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:17,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:17,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:36:17,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:17,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:36:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:17,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:17,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:17,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:36:17,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:17,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:17,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:17,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:17,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:17,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:36:17,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:17,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:36:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:17,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:17,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:17,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:36:17,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:17,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:36:17,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:17,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:17,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:17,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:36:17,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:17,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:36:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:17,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:17,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:17,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:36:17,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:17,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 06:36:17,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:17,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:17,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:17,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 06:36:17,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:17,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:36:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:17,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:17,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:17,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:36:18,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:36:18,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 514 [2020-10-27 06:36:18,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:18,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:18,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 06:36:18,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:18,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:18,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:18,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:18,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:36:18,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:18,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:18,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:18,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:18,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:18,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:36:18,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:18,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:18,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:18,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:18,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:18,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:36:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:18,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:18,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:18,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:18,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:18,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:36:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:18,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:18,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:18,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:36:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:18,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:18,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:18,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:18,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:18,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:36:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:18,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:18,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:18,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:18,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:18,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:36:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:18,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:18,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:18,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:18,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:18,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:36:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:36:18,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:36:18,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:36:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:18,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:36:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:18,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:18,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:18,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:18,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:18,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:18,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:18,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:18,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:18,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:18,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:18,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 06:36:18,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [919184533] [2020-10-27 06:36:18,387 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:36:18,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 06:36:18,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462467539] [2020-10-27 06:36:18,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 06:36:18,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:36:18,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 06:36:18,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-27 06:36:18,395 INFO L87 Difference]: Start difference. First operand 628 states and 908 transitions. Second operand 8 states. [2020-10-27 06:36:18,587 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:36:22,104 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:36:26,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:36:26,896 INFO L93 Difference]: Finished difference Result 2505 states and 3874 transitions. [2020-10-27 06:36:26,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 06:36:26,897 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 162 [2020-10-27 06:36:26,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:36:26,920 INFO L225 Difference]: With dead ends: 2505 [2020-10-27 06:36:26,920 INFO L226 Difference]: Without dead ends: 1903 [2020-10-27 06:36:26,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-27 06:36:26,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1903 states. [2020-10-27 06:36:27,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1903 to 1319. [2020-10-27 06:36:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1319 states. [2020-10-27 06:36:27,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 1925 transitions. [2020-10-27 06:36:27,172 INFO L78 Accepts]: Start accepts. Automaton has 1319 states and 1925 transitions. Word has length 162 [2020-10-27 06:36:27,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:36:27,173 INFO L481 AbstractCegarLoop]: Abstraction has 1319 states and 1925 transitions. [2020-10-27 06:36:27,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 06:36:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1925 transitions. [2020-10-27 06:36:27,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:36:27,178 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:36:27,179 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:36:27,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 06:36:27,179 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:36:27,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:36:27,180 INFO L82 PathProgramCache]: Analyzing trace with hash -974210650, now seen corresponding path program 1 times [2020-10-27 06:36:27,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:36:27,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [412167491] [2020-10-27 06:36:27,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:36:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:27,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:27,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:27,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:27,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:27,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:27,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:27,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:28,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:32,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:36:32,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 06:36:32,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 06:36:32,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:36:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:36:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 06:36:32,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:32,430 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:36:32,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:32,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:32,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:32,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:32,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 06:36:32,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:32,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:32,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:32,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:36:32,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:32,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:36:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:32,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:32,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:32,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:32,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:32,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:32,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:32,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:32,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:36:32,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:32,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:36:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:32,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:32,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:36:32,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:32,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:32,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:32,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:32,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:32,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:36:32,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:32,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:36:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:32,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:32,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:36:32,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:32,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:36:32,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:32,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:32,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:32,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:36:32,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:32,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:36:32,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:32,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:32,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:36:32,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:32,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 06:36:32,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:32,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:32,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:36:32,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:36:32,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:32,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:36:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:32,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:36:33,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:36:33,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 952 [2020-10-27 06:36:33,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:33,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:33,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:33,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:33,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 06:36:33,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:33,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:33,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:33,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:33,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:33,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:33,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:33,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:33,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:33,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:33,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:33,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:36:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:33,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:33,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:33,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:33,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:33,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:36:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:33,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:33,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:33,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:33,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:33,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:36:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:33,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:33,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:33,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:36:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:33,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:33,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:33,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:33,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:33,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:36:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:33,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:33,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:33,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:33,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:33,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:36:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:36:33,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:36:33,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:33,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:36:33,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:33,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:36:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:33,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:33,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:33,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:33,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:33,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:33,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:33,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:33,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:33,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:36:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:33,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:33,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:34,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:34,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:34,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:34,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:36:34,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:36:34,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1029 [2020-10-27 06:36:34,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:34,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:34,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 06:36:34,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:34,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:34,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:34,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:34,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:36:35,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:36:35,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 858 [2020-10-27 06:36:35,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:35,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 06:36:35,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:35,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:36:36,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:36:36,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 815 [2020-10-27 06:36:36,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:36,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:36,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:36,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:36,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:36,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:36,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:36,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:36,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:36,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:36,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:36,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:36,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:36,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:36,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:36,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:36,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:36,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:36,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:36,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:36,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:36,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:36,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:36,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:36,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:36,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:36,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:36:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:36,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:36,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:36,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:36,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:36,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:36,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:36,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:36:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:36,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:36,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:36,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:36,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:36,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:36,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:36:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:36,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:36,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:36,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:36,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:36,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:36,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:36,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:36,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:36:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:36,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:36,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:36,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:36,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:36,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:36,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:36,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:36,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:36:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:36,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:36,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:36,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:36,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:36,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:36,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:36,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 06:36:36,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:36:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:36,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:36,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:36,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:36,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:36,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:36,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:36,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:36,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:36,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:36,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:36,849 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-27 06:36:36,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [412167491] [2020-10-27 06:36:36,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:36:36,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 06:36:36,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614694994] [2020-10-27 06:36:36,851 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 06:36:36,851 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:36:36,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 06:36:36,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-27 06:36:36,852 INFO L87 Difference]: Start difference. First operand 1319 states and 1925 transitions. Second operand 13 states. [2020-10-27 06:36:37,080 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:36:38,339 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-27 06:36:38,540 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-27 06:36:38,771 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:36:38,976 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-27 06:36:43,433 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-27 06:36:43,628 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-27 06:36:43,835 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 06:36:44,010 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:36:47,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:36:47,703 INFO L93 Difference]: Finished difference Result 5315 states and 8363 transitions. [2020-10-27 06:36:47,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 06:36:47,704 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 266 [2020-10-27 06:36:47,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:36:47,735 INFO L225 Difference]: With dead ends: 5315 [2020-10-27 06:36:47,735 INFO L226 Difference]: Without dead ends: 4021 [2020-10-27 06:36:47,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 66 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=254, Invalid=868, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 06:36:47,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4021 states. [2020-10-27 06:36:48,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4021 to 2667. [2020-10-27 06:36:48,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2667 states. [2020-10-27 06:36:48,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 3913 transitions. [2020-10-27 06:36:48,198 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 3913 transitions. Word has length 266 [2020-10-27 06:36:48,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:36:48,198 INFO L481 AbstractCegarLoop]: Abstraction has 2667 states and 3913 transitions. [2020-10-27 06:36:48,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 06:36:48,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3913 transitions. [2020-10-27 06:36:48,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:36:48,204 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:36:48,204 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:36:48,205 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 06:36:48,205 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:36:48,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:36:48,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1210133210, now seen corresponding path program 1 times [2020-10-27 06:36:48,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:36:48,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1830579855] [2020-10-27 06:36:48,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:36:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:48,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:48,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:48,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:48,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:48,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:48,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:49,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:36:53,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 06:36:53,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 06:36:53,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:36:53,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:36:53,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 06:36:53,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,457 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:36:53,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:53,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 06:36:53,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:53,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:36:53,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:36:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:53,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:53,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:53,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:36:53,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:36:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:36:53,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:53,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:53,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:36:53,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:36:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:36:53,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:36:53,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:36:53,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:36:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:36:53,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 06:36:53,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:36:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:36:53,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:36:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:36:53,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:36:53,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 187 [2020-10-27 06:36:53,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:53,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-27 06:36:53,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:53,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:53,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:53,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:53,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:53,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:53,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:53,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:53,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:53,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:53,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:53,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:53,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:36:53,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:36:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:53,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:53,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:53,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:36:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:53,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:53,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:53,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:53,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:36:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:53,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:53,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:53,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:53,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:53,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:53,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:36:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:53,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:53,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:53,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:53,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:53,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:53,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:53,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:53,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:53,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:53,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:36:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:54,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:54,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:36:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:36:54,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:36:54,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:36:54,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:36:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:54,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:54,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:54,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:36:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:36:54,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:36:54,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 314 [2020-10-27 06:36:54,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:54,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-27 06:36:54,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:54,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:36:54,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:36:54,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:36:54,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 193 [2020-10-27 06:36:54,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:54,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-27 06:36:54,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:54,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:36:54,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:36:54,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 186 [2020-10-27 06:36:54,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:54,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-27 06:36:54,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:54,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:54,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:54,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:54,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:54,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:54,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:54,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:54,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:54,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:54,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:36:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:54,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:54,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:54,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:36:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:54,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:54,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:54,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:36:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:54,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:54,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:54,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:54,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:54,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:36:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:54,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:54,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:54,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:36:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:54,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:54,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:36:54,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:54,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:36:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:54,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:54,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:54,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:54,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:54,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:54,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:54,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:54,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:54,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:54,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:55,041 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-27 06:36:55,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1830579855] [2020-10-27 06:36:55,042 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:36:55,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 06:36:55,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530230751] [2020-10-27 06:36:55,043 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 06:36:55,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:36:55,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 06:36:55,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-27 06:36:55,044 INFO L87 Difference]: Start difference. First operand 2667 states and 3913 transitions. Second operand 14 states. [2020-10-27 06:36:55,234 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:36:56,897 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:36:57,115 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 06:36:57,427 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:36:57,737 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-27 06:37:02,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:37:02,768 INFO L93 Difference]: Finished difference Result 6575 states and 10186 transitions. [2020-10-27 06:37:02,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 06:37:02,768 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 266 [2020-10-27 06:37:02,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:37:02,799 INFO L225 Difference]: With dead ends: 6575 [2020-10-27 06:37:02,799 INFO L226 Difference]: Without dead ends: 3933 [2020-10-27 06:37:02,813 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 63 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2020-10-27 06:37:02,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3933 states. [2020-10-27 06:37:03,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3933 to 2707. [2020-10-27 06:37:03,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2707 states. [2020-10-27 06:37:03,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2707 states and 3925 transitions. [2020-10-27 06:37:03,296 INFO L78 Accepts]: Start accepts. Automaton has 2707 states and 3925 transitions. Word has length 266 [2020-10-27 06:37:03,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:37:03,297 INFO L481 AbstractCegarLoop]: Abstraction has 2707 states and 3925 transitions. [2020-10-27 06:37:03,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 06:37:03,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 3925 transitions. [2020-10-27 06:37:03,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:37:03,303 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:37:03,304 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:37:03,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 06:37:03,304 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:37:03,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:37:03,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1020329443, now seen corresponding path program 1 times [2020-10-27 06:37:03,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:37:03,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [702325630] [2020-10-27 06:37:03,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:37:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:03,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:03,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:03,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:03,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:03,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:04,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:04,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:37:08,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 06:37:08,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 06:37:08,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:37:08,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:37:08,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 06:37:08,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,530 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:37:08,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:08,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 06:37:08,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:08,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:37:08,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:37:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:08,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:37:08,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:08,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:37:08,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:37:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:37:08,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:08,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:08,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:37:08,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:37:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:37:08,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:37:08,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:08,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:37:08,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:37:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:08,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 06:37:08,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:08,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:37:08,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:37:08,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:37:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:08,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:37:08,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-27 06:37:08,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:37:08,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-27 06:37:08,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:37:08,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:08,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:08,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:08,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:08,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:08,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:08,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:08,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:08,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:08,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:08,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:08,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:08,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:08,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:08,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:08,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:08,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:08,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:08,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:08,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:08,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:08,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:08,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:08,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:08,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:08,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:08,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:08,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:08,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:37:08,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:08,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:08,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:37:08,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:37:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:08,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:08,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:08,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:37:08,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:08,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:08,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:37:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:08,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:08,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:08,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:08,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:08,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:08,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:08,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:08,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:08,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:08,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:09,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:37:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:37:09,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:37:09,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 06:37:09,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:37:09,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-27 06:37:09,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:37:09,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:09,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:37:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:37:09,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 06:37:09,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:37:09,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-27 06:37:09,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:37:09,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:09,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:09,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-27 06:37:09,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:37:09,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-27 06:37:09,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:37:09,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:09,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:09,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:09,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:09,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:09,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:09,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:09,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:09,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:09,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:09,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:09,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:09,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:09,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:09,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:09,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:09,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:09,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:09,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:09,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:09,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:09,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:09,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:09,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:09,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:09,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:09,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:09,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:09,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:09,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:09,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:09,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:09,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:09,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:09,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:09,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:09,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:09,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:09,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:09,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:09,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:09,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:09,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:09,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:37:09,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:09,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:09,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:37:09,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:09,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:37:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:09,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:09,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:09,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:09,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:09,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:09,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:09,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:09,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:09,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:09,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:09,608 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-10-27 06:37:09,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [702325630] [2020-10-27 06:37:09,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:37:09,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 06:37:09,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505247701] [2020-10-27 06:37:09,610 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 06:37:09,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:37:09,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 06:37:09,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-27 06:37:09,611 INFO L87 Difference]: Start difference. First operand 2707 states and 3925 transitions. Second operand 14 states. [2020-10-27 06:37:09,798 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:37:11,610 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:37:11,808 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 06:37:12,103 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:37:12,387 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:37:16,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:37:16,909 INFO L93 Difference]: Finished difference Result 6587 states and 10093 transitions. [2020-10-27 06:37:16,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 06:37:16,910 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 266 [2020-10-27 06:37:16,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:37:16,937 INFO L225 Difference]: With dead ends: 6587 [2020-10-27 06:37:16,938 INFO L226 Difference]: Without dead ends: 3905 [2020-10-27 06:37:16,952 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=168, Invalid=482, Unknown=0, NotChecked=0, Total=650 [2020-10-27 06:37:16,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3905 states. [2020-10-27 06:37:17,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3905 to 2727. [2020-10-27 06:37:17,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2727 states. [2020-10-27 06:37:17,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2727 states and 3913 transitions. [2020-10-27 06:37:17,428 INFO L78 Accepts]: Start accepts. Automaton has 2727 states and 3913 transitions. Word has length 266 [2020-10-27 06:37:17,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:37:17,429 INFO L481 AbstractCegarLoop]: Abstraction has 2727 states and 3913 transitions. [2020-10-27 06:37:17,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 06:37:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 3913 transitions. [2020-10-27 06:37:17,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:37:17,436 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:37:17,436 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:37:17,437 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 06:37:17,437 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:37:17,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:37:17,438 INFO L82 PathProgramCache]: Analyzing trace with hash 292041315, now seen corresponding path program 1 times [2020-10-27 06:37:17,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:37:17,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1996260031] [2020-10-27 06:37:17,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:37:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:17,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:17,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:17,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:17,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:17,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:17,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:19,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:19,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:19,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:19,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:19,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:19,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:19,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:19,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:20,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:37:22,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-27 06:37:22,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-27 06:37:22,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:37:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:37:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-27 06:37:22,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,719 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:37:22,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:22,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 06:37:22,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:22,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:22,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:37:22,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:37:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:22,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:37:22,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:22,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:37:22,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:37:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:37:22,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:22,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:22,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:22,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:37:22,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:37:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:37:22,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:37:22,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:22,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:37:22,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:37:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:22,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 06:37:22,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:22,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:37:22,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:37:22,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:37:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:22,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 06:37:22,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:22,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-27 06:37:22,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:22,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:22,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:22,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:22,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:22,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:22,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:22,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:22,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:22,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:22,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:22,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:22,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:22,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:22,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:22,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:22,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:22,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:22,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:22,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:22,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:22,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:22,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:22,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:22,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:22,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:22,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:22,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:37:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:23,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:37:23,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:37:23,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:37:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:23,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:23,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 06:37:23,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:37:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:37:23,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 06:37:23,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-27 06:37:23,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:37:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:37:23,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 06:37:23,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:23,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:23,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:37:23,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:23,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:23,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:23,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:23,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:23,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:23,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:37:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:23,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:23,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:23,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:23,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:23,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:23,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:23,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:23,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:23,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:23,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:23,360 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-10-27 06:37:23,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1996260031] [2020-10-27 06:37:23,362 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:37:23,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 06:37:23,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797265511] [2020-10-27 06:37:23,363 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 06:37:23,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:37:23,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 06:37:23,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-27 06:37:23,365 INFO L87 Difference]: Start difference. First operand 2727 states and 3913 transitions. Second operand 11 states. [2020-10-27 06:37:23,549 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:37:26,248 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-27 06:37:30,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:37:30,326 INFO L93 Difference]: Finished difference Result 7971 states and 12071 transitions. [2020-10-27 06:37:30,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 06:37:30,327 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 266 [2020-10-27 06:37:30,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:37:30,369 INFO L225 Difference]: With dead ends: 7971 [2020-10-27 06:37:30,369 INFO L226 Difference]: Without dead ends: 5269 [2020-10-27 06:37:30,385 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=145, Invalid=361, Unknown=0, NotChecked=0, Total=506 [2020-10-27 06:37:30,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5269 states. [2020-10-27 06:37:30,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5269 to 3507. [2020-10-27 06:37:30,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3507 states. [2020-10-27 06:37:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 3507 states and 4817 transitions. [2020-10-27 06:37:31,001 INFO L78 Accepts]: Start accepts. Automaton has 3507 states and 4817 transitions. Word has length 266 [2020-10-27 06:37:31,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:37:31,002 INFO L481 AbstractCegarLoop]: Abstraction has 3507 states and 4817 transitions. [2020-10-27 06:37:31,002 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 06:37:31,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3507 states and 4817 transitions. [2020-10-27 06:37:31,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:37:31,007 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:37:31,008 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:37:31,008 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 06:37:31,008 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:37:31,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:37:31,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1379000865, now seen corresponding path program 1 times [2020-10-27 06:37:31,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:37:31,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1205886281] [2020-10-27 06:37:31,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:37:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:31,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:31,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:31,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:31,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:31,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:31,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:32,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:32,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:32,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:32,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:32,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:32,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:33,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:37:36,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-27 06:37:36,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 06:37:36,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:37:36,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:37:36,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 06:37:36,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,227 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:37:36,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:36,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:37:36,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:36,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:37:36,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:37:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:36,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:37:36,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:36,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:37:36,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:37:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:37:36,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:36,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:37:36,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:37:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:37:36,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:36,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:36,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:37:36,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:37:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:36,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:37:36,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:36,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:37:36,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:37:36,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:37:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:36,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 06:37:36,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-27 06:37:36,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:37:36,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:37:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:36,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:36,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:37:36,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:37:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:36,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:36,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:37:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:37:36,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 06:37:36,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-27 06:37:36,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:37:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:37:36,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 06:37:36,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:36,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:36,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:37:36,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:37:36,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:36,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:36,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:37:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:36,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:36,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:36,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,761 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-10-27 06:37:36,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1205886281] [2020-10-27 06:37:36,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:37:36,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 06:37:36,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200905633] [2020-10-27 06:37:36,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 06:37:36,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:37:36,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 06:37:36,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-27 06:37:36,763 INFO L87 Difference]: Start difference. First operand 3507 states and 4817 transitions. Second operand 10 states. [2020-10-27 06:37:36,943 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:37:40,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:37:40,867 INFO L93 Difference]: Finished difference Result 8379 states and 11870 transitions. [2020-10-27 06:37:40,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 06:37:40,867 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 266 [2020-10-27 06:37:40,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:37:40,897 INFO L225 Difference]: With dead ends: 8379 [2020-10-27 06:37:40,897 INFO L226 Difference]: Without dead ends: 4897 [2020-10-27 06:37:40,909 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-27 06:37:40,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4897 states. [2020-10-27 06:37:41,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4897 to 3507. [2020-10-27 06:37:41,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3507 states. [2020-10-27 06:37:41,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 3507 states and 4789 transitions. [2020-10-27 06:37:41,421 INFO L78 Accepts]: Start accepts. Automaton has 3507 states and 4789 transitions. Word has length 266 [2020-10-27 06:37:41,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:37:41,422 INFO L481 AbstractCegarLoop]: Abstraction has 3507 states and 4789 transitions. [2020-10-27 06:37:41,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 06:37:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3507 states and 4789 transitions. [2020-10-27 06:37:41,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:37:41,428 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:37:41,428 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:37:41,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 06:37:41,428 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:37:41,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:37:41,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1736742695, now seen corresponding path program 1 times [2020-10-27 06:37:41,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:37:41,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1975762375] [2020-10-27 06:37:41,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:37:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:42,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:44,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:44,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:45,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:45,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:45,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:37:46,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-27 06:37:46,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 06:37:46,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:37:46,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:37:46,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 06:37:46,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,635 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:37:46,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:46,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:37:46,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:46,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:37:46,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:37:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:46,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:46,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:46,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:37:46,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:37:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:37:46,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:46,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:46,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:37:46,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:37:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:37:46,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:37:46,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:46,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:37:46,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:37:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:46,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 06:37:46,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:46,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:37:46,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:37:46,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:37:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:46,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 06:37:46,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-27 06:37:46,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:46,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:46,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:46,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:37:46,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:46,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:46,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:46,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:46,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:46,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:46,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:46,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:46,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:46,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:46,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:46,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:46,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:46,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:46,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:37:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:46,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:46,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:37:46,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:37:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:46,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:46,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:46,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:37:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:46,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:46,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:37:46,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:46,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 06:37:46,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:46,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:46,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-27 06:37:46,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:46,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:46,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:37:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:46,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:37:47,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:37:47,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:47,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 06:37:47,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:47,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:47,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:47,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:47,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:47,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:47,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:47,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:47,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:47,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:47,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:47,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:47,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:47,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:47,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:47,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:47,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:47,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:47,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:37:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:47,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:47,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:47,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:47,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:47,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:47,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:47,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:47,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:47,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:47,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2020-10-27 06:37:47,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1975762375] [2020-10-27 06:37:47,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:37:47,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 06:37:47,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15828949] [2020-10-27 06:37:47,181 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 06:37:47,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:37:47,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 06:37:47,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-27 06:37:47,182 INFO L87 Difference]: Start difference. First operand 3507 states and 4789 transitions. Second operand 10 states. [2020-10-27 06:37:47,370 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:37:52,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:37:52,025 INFO L93 Difference]: Finished difference Result 8379 states and 11798 transitions. [2020-10-27 06:37:52,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 06:37:52,025 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 266 [2020-10-27 06:37:52,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:37:52,050 INFO L225 Difference]: With dead ends: 8379 [2020-10-27 06:37:52,050 INFO L226 Difference]: Without dead ends: 4897 [2020-10-27 06:37:52,062 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-27 06:37:52,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4897 states. [2020-10-27 06:37:52,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4897 to 3507. [2020-10-27 06:37:52,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3507 states. [2020-10-27 06:37:52,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 3507 states and 4761 transitions. [2020-10-27 06:37:52,716 INFO L78 Accepts]: Start accepts. Automaton has 3507 states and 4761 transitions. Word has length 266 [2020-10-27 06:37:52,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:37:52,717 INFO L481 AbstractCegarLoop]: Abstraction has 3507 states and 4761 transitions. [2020-10-27 06:37:52,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 06:37:52,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3507 states and 4761 transitions. [2020-10-27 06:37:52,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:37:52,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:37:52,721 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:37:52,722 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 06:37:52,722 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:37:52,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:37:52,722 INFO L82 PathProgramCache]: Analyzing trace with hash -2090904092, now seen corresponding path program 1 times [2020-10-27 06:37:52,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:37:52,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [718784400] [2020-10-27 06:37:52,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:37:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:52,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:52,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:52,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:52,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:53,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:53,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:53,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:53,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:53,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:53,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:53,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:53,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:55,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:57,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:57,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:57,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:37:57,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-27 06:37:57,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5098 [2020-10-27 06:37:57,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:57,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:37:57,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:37:57,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 06:37:57,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,031 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:37:58,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:58,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 06:37:58,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:58,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:37:58,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:37:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:58,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:37:58,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:58,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:37:58,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:37:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:37:58,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:58,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:37:58,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:37:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:37:58,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:58,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:58,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:37:58,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:37:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:58,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 06:37:58,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:58,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:37:58,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:37:58,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:37:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:58,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 06:37:58,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-27 06:37:58,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:37:58,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:58,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:37:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:37:58,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:58,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:37:58,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:37:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:58,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:58,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:37:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:37:58,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 06:37:58,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-27 06:37:58,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:37:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:37:58,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:37:58,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:37:58,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:37:58,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:37:58,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:37:58,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:37:58,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:37:58,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:58,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:58,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:37:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:58,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:58,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:58,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:58,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:58,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:58,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:58,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-27 06:37:58,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [718784400] [2020-10-27 06:37:58,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:37:58,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 06:37:58,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758262045] [2020-10-27 06:37:58,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 06:37:58,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:37:58,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 06:37:58,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-27 06:37:58,532 INFO L87 Difference]: Start difference. First operand 3507 states and 4761 transitions. Second operand 10 states. [2020-10-27 06:37:58,733 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:38:01,294 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-27 06:38:04,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:38:04,429 INFO L93 Difference]: Finished difference Result 10179 states and 14336 transitions. [2020-10-27 06:38:04,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 06:38:04,430 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 266 [2020-10-27 06:38:04,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:38:04,457 INFO L225 Difference]: With dead ends: 10179 [2020-10-27 06:38:04,458 INFO L226 Difference]: Without dead ends: 6697 [2020-10-27 06:38:04,473 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=110, Invalid=270, Unknown=0, NotChecked=0, Total=380 [2020-10-27 06:38:04,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6697 states. [2020-10-27 06:38:05,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6697 to 4287. [2020-10-27 06:38:05,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4287 states. [2020-10-27 06:38:05,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 4287 states and 5649 transitions. [2020-10-27 06:38:05,216 INFO L78 Accepts]: Start accepts. Automaton has 4287 states and 5649 transitions. Word has length 266 [2020-10-27 06:38:05,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:38:05,216 INFO L481 AbstractCegarLoop]: Abstraction has 4287 states and 5649 transitions. [2020-10-27 06:38:05,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 06:38:05,217 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 5649 transitions. [2020-10-27 06:38:05,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:38:05,221 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:38:05,221 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:38:05,221 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 06:38:05,221 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:38:05,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:38:05,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1980521798, now seen corresponding path program 1 times [2020-10-27 06:38:05,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:38:05,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [820681019] [2020-10-27 06:38:05,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:38:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:05,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:05,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:05,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:05,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:05,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:05,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:07,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:08,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:08,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:08,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:08,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:08,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:08,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:08,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:08,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:09,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:09,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:09,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:09,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:09,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:38:10,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-27 06:38:10,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 06:38:10,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:38:10,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:38:10,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-27 06:38:10,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,435 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:38:10,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:10,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:38:10,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:10,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:38:10,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:38:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:10,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:38:10,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:10,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:38:10,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:38:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:38:10,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:10,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:38:10,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:38:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:38:10,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:38:10,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:10,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:38:10,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:38:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:38:10,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 06:38:10,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:38:10,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:38:10,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:38:10,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:38:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:38:10,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:38:10,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 06:38:10,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:38:10,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 06:38:10,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:38:10,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:10,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:38:10,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:38:10,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:38:10,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:10,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:10,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:10,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:10,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:10,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:10,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:10,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:10,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:10,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:10,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:10,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:38:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:38:10,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:38:10,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:38:10,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:38:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:10,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:10,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:10,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:38:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:38:10,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 06:38:10,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-27 06:38:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:38:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:38:10,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:38:10,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:38:10,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:38:10,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:10,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:10,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:10,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:10,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:10,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:10,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:10,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:10,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:10,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:10,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:10,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:10,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:10,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:10,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:10,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:10,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:10,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:38:10,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:10,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:11,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:11,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:11,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:11,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:11,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:11,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:11,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:11,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:11,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-10-27 06:38:11,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [820681019] [2020-10-27 06:38:11,055 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 06:38:11,055 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 06:38:11,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062032029] [2020-10-27 06:38:11,056 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 06:38:11,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:38:11,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 06:38:11,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-27 06:38:11,057 INFO L87 Difference]: Start difference. First operand 4287 states and 5649 transitions. Second operand 14 states. [2020-10-27 06:38:11,229 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:38:12,246 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:38:12,444 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 06:38:12,638 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:38:12,827 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 06:38:15,368 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 06:38:15,594 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-27 06:38:15,803 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 06:38:15,988 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 06:38:18,279 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-10-27 06:38:20,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:38:20,082 INFO L93 Difference]: Finished difference Result 11091 states and 15321 transitions. [2020-10-27 06:38:20,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-27 06:38:20,083 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 266 [2020-10-27 06:38:20,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:38:20,115 INFO L225 Difference]: With dead ends: 11091 [2020-10-27 06:38:20,115 INFO L226 Difference]: Without dead ends: 6829 [2020-10-27 06:38:20,133 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 274 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=293, Invalid=967, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 06:38:20,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6829 states. [2020-10-27 06:38:20,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6829 to 4971. [2020-10-27 06:38:20,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4971 states. [2020-10-27 06:38:21,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4971 states to 4971 states and 6373 transitions. [2020-10-27 06:38:21,003 INFO L78 Accepts]: Start accepts. Automaton has 4971 states and 6373 transitions. Word has length 266 [2020-10-27 06:38:21,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:38:21,003 INFO L481 AbstractCegarLoop]: Abstraction has 4971 states and 6373 transitions. [2020-10-27 06:38:21,004 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 06:38:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 4971 states and 6373 transitions. [2020-10-27 06:38:21,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:38:21,008 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:38:21,008 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:38:21,008 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 06:38:21,008 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:38:21,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:38:21,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1454313284, now seen corresponding path program 1 times [2020-10-27 06:38:21,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:38:21,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1540840426] [2020-10-27 06:38:21,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:38:21,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:21,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:21,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:21,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:21,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:21,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:21,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:21,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:21,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:21,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:22,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:22,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:22,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:22,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:22,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:22,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:24,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:24,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:24,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:25,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:38:26,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-27 06:38:26,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 06:38:26,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:38:26,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:38:26,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-27 06:38:26,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,218 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:38:26,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:26,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:38:26,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:26,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:38:26,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:38:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:26,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:38:26,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:38:26,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:38:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:38:26,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:26,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:26,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:38:26,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:38:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:38:26,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:38:26,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:26,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:38:26,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:38:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:38:26,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 06:38:26,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:38:26,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:38:26,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:38:26,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:38:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:38:26,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 06:38:26,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-27 06:38:26,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:38:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:38:26,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:38:26,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:38:26,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:38:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:26,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:26,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:38:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:38:26,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 06:38:26,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-27 06:38:26,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:38:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:38:26,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:38:26,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:38:26,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:38:26,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:26,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:26,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:26,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:26,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:26,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:26,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:26,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:38:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:26,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:26,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:26,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:26,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:26,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:26,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:26,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:26,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:26,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:26,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:26,648 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-27 06:38:26,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1540840426] [2020-10-27 06:38:26,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:38:26,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 06:38:26,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710794973] [2020-10-27 06:38:26,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 06:38:26,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:38:26,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 06:38:26,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-27 06:38:26,651 INFO L87 Difference]: Start difference. First operand 4971 states and 6373 transitions. Second operand 10 states. [2020-10-27 06:38:26,835 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:38:30,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:38:30,897 INFO L93 Difference]: Finished difference Result 11611 states and 15351 transitions. [2020-10-27 06:38:30,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 06:38:30,898 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 266 [2020-10-27 06:38:30,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:38:30,931 INFO L225 Difference]: With dead ends: 11611 [2020-10-27 06:38:30,931 INFO L226 Difference]: Without dead ends: 6665 [2020-10-27 06:38:30,947 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-27 06:38:30,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6665 states. [2020-10-27 06:38:31,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6665 to 4971. [2020-10-27 06:38:31,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4971 states. [2020-10-27 06:38:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4971 states to 4971 states and 6345 transitions. [2020-10-27 06:38:31,747 INFO L78 Accepts]: Start accepts. Automaton has 4971 states and 6345 transitions. Word has length 266 [2020-10-27 06:38:31,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:38:31,747 INFO L481 AbstractCegarLoop]: Abstraction has 4971 states and 6345 transitions. [2020-10-27 06:38:31,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 06:38:31,747 INFO L276 IsEmpty]: Start isEmpty. Operand 4971 states and 6345 transitions. [2020-10-27 06:38:31,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:38:31,752 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:38:31,753 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:38:31,753 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 06:38:31,753 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:38:31,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:38:31,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1859903230, now seen corresponding path program 1 times [2020-10-27 06:38:31,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:38:31,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [450413810] [2020-10-27 06:38:31,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:38:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:31,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:31,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:31,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:31,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:32,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:32,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:32,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:32,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:32,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:32,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:33,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:33,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:33,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:33,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:33,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:33,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:33,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:33,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:36,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:36,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:38:36,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-27 06:38:36,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 06:38:36,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:38:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:38:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 06:38:36,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:36,977 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:38:36,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:36,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:36,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:36,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:36,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:36,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 06:38:36,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:36,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:36,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:36,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:38:36,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:38:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:37,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:37,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:37,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:38:37,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:38:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:38:37,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:38:37,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:38:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:38:37,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:38:37,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:37,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:38:37,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:38:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:38:37,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:38:37,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:37,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 06:38:37,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:38:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:38:37,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 06:38:37,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:37,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-27 06:38:37,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 06:38:37,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:37,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:37,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:37,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:37,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:38:37,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:37,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:37,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:38:37,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:38:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:38:37,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:38:37,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:38:37,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:38:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:37,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:37,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:37,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:38:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:38:37,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 06:38:37,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-27 06:38:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:38:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:38:37,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:38:37,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:38:37,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:38:37,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:37,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:37,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:37,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:38:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:37,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:37,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:37,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:37,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:37,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:37,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:37,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:37,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:37,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-27 06:38:37,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [450413810] [2020-10-27 06:38:37,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 06:38:37,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 06:38:37,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465698014] [2020-10-27 06:38:37,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 06:38:37,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:38:37,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 06:38:37,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-27 06:38:37,426 INFO L87 Difference]: Start difference. First operand 4971 states and 6345 transitions. Second operand 9 states. [2020-10-27 06:38:37,620 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:38:39,910 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:38:46,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:38:46,122 INFO L93 Difference]: Finished difference Result 17158 states and 23199 transitions. [2020-10-27 06:38:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 06:38:46,123 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 266 [2020-10-27 06:38:46,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:38:46,166 INFO L225 Difference]: With dead ends: 17158 [2020-10-27 06:38:46,166 INFO L226 Difference]: Without dead ends: 12213 [2020-10-27 06:38:46,178 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2020-10-27 06:38:46,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12213 states. [2020-10-27 06:38:47,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12213 to 9151. [2020-10-27 06:38:47,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9151 states. [2020-10-27 06:38:47,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9151 states to 9151 states and 11779 transitions. [2020-10-27 06:38:47,694 INFO L78 Accepts]: Start accepts. Automaton has 9151 states and 11779 transitions. Word has length 266 [2020-10-27 06:38:47,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:38:47,695 INFO L481 AbstractCegarLoop]: Abstraction has 9151 states and 11779 transitions. [2020-10-27 06:38:47,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 06:38:47,695 INFO L276 IsEmpty]: Start isEmpty. Operand 9151 states and 11779 transitions. [2020-10-27 06:38:47,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:38:47,703 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:38:47,703 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:38:47,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-27 06:38:47,703 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:38:47,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:38:47,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1266271582, now seen corresponding path program 1 times [2020-10-27 06:38:47,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:38:47,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [622716676] [2020-10-27 06:38:47,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:38:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:47,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:47,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:47,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:47,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:47,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:48,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:48,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:48,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:48,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:48,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:48,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:48,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:48,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:49,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:49,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:51,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:51,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:52,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:52,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:38:52,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-27 06:38:52,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 06:38:52,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:38:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:38:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 230 [2020-10-27 06:38:52,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:52,926 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:38:52,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:52,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:52,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:52,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:52,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:52,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 06:38:52,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:38:52,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:52,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:38:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:52,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:52,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:52,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:52,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:52,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:52,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:38:52,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:52,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:38:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:52,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:52,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:52,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:38:52,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:52,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:52,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:52,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:52,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:52,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:38:52,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:38:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:38:53,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:38:53,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:38:53,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:38:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:38:53,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:38:53,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 06:38:53,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:38:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:38:53,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:38:53,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 06:38:53,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-27 06:38:53,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:53,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:53,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:53,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:53,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:53,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:38:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:38:53,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-27 06:38:53,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 06:38:53,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:38:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:53,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:38:53,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:38:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:38:53,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:38:53,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 06:38:53,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 06:38:53,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-27 06:38:53,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:38:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:38:53,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:38:53,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-27 06:38:53,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 06:38:53,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:38:53,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:38:53,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-27 06:38:53,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 06:38:53,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:53,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:53,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:38:53,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:38:53,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:38:53,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:38:53,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:38:53,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:53,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:53,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:53,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:53,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:38:53,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:38:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:53,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:53,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:53,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:53,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:53,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:38:53,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:53,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:53,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:53,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:53,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:53,606 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-10-27 06:38:53,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [622716676] [2020-10-27 06:38:53,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:38:53,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 06:38:53,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858674313] [2020-10-27 06:38:53,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 06:38:53,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:38:53,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 06:38:53,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-27 06:38:53,608 INFO L87 Difference]: Start difference. First operand 9151 states and 11779 transitions. Second operand 9 states. [2020-10-27 06:38:53,787 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:38:55,885 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 06:39:03,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:39:03,968 INFO L93 Difference]: Finished difference Result 33218 states and 45151 transitions. [2020-10-27 06:39:03,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 06:39:03,969 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 266 [2020-10-27 06:39:03,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:39:04,054 INFO L225 Difference]: With dead ends: 33218 [2020-10-27 06:39:04,054 INFO L226 Difference]: Without dead ends: 24093 [2020-10-27 06:39:04,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2020-10-27 06:39:04,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24093 states. [2020-10-27 06:39:06,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24093 to 18175. [2020-10-27 06:39:06,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18175 states. [2020-10-27 06:39:07,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18175 states to 18175 states and 23395 transitions. [2020-10-27 06:39:07,044 INFO L78 Accepts]: Start accepts. Automaton has 18175 states and 23395 transitions. Word has length 266 [2020-10-27 06:39:07,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:39:07,044 INFO L481 AbstractCegarLoop]: Abstraction has 18175 states and 23395 transitions. [2020-10-27 06:39:07,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 06:39:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 18175 states and 23395 transitions. [2020-10-27 06:39:07,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 06:39:07,057 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:39:07,057 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:39:07,057 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-27 06:39:07,058 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:39:07,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:39:07,058 INFO L82 PathProgramCache]: Analyzing trace with hash -76282814, now seen corresponding path program 1 times [2020-10-27 06:39:07,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:39:07,059 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1049764672] [2020-10-27 06:39:07,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:39:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:07,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:07,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:07,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:07,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:07,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:07,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-27 06:39:12,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 06:39:12,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 06:39:12,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:39:12,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:39:12,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 06:39:12,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,319 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 06:39:12,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:39:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:39:12,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 06:39:12,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:39:12,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:39:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:39:12,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:39:12,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:12,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:12,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:39:12,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:39:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:39:12,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:12,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:12,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:12,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:39:12,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:39:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 06:39:12,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:39:12,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:39:12,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 06:39:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:39:12,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 06:39:12,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:39:12,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:39:12,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:39:12,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 06:39:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:39:12,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:39:12,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 187 [2020-10-27 06:39:12,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:12,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 06:39:12,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:12,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:39:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:12,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:12,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:12,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:12,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:12,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:39:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:12,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:12,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:12,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:12,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:12,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:39:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:12,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:39:12,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:39:12,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:12,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:39:12,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:39:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:12,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:12,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:12,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:12,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:12,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:39:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:12,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:12,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:12,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:12,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:12,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:39:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:12,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:12,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:12,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:12,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:12,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:39:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:12,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:12,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:12,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:12,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:12,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:39:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:12,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:12,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:12,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:12,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:12,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 06:39:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 06:39:12,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:39:12,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:12,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 06:39:12,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:12,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:39:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:12,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:39:12,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:12,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:12,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:12,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:12,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:39:12,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:12,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:12,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:39:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 06:39:13,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:39:13,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 361 [2020-10-27 06:39:13,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:13,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-27 06:39:13,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:13,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:39:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 06:39:13,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:39:13,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 211 [2020-10-27 06:39:13,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:13,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-27 06:39:13,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:13,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:39:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 06:39:13,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:39:13,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-27 06:39:13,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:13,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 06:39:13,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:13,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:39:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:13,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:13,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:13,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:13,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:13,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:13,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:39:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:13,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:13,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:13,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:13,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:13,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:13,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:39:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:13,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:13,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:39:13,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:39:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:39:13,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:39:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:13,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:13,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:13,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:13,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:13,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:13,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:39:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:13,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:13,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:13,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:13,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:13,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:13,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:39:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:13,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:13,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:13,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:13,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:13,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:13,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:39:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:13,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:13,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:13,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:13,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:13,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:13,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:39:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:13,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:13,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:13,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:13,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:13,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:13,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-27 06:39:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:13,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:13,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:39:13,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:13,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:13,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:13,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:13,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:39:13,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:13,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-27 06:39:13,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1049764672] [2020-10-27 06:39:13,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:39:13,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 06:39:13,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139928128] [2020-10-27 06:39:13,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 06:39:13,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:39:13,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 06:39:13,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-27 06:39:13,859 INFO L87 Difference]: Start difference. First operand 18175 states and 23395 transitions. Second operand 14 states. [2020-10-27 06:39:14,072 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 159