/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/systemc/transmitter.13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 01:13:21,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 01:13:21,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 01:13:21,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 01:13:21,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 01:13:21,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 01:13:21,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 01:13:21,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 01:13:21,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 01:13:21,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 01:13:21,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 01:13:21,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 01:13:21,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 01:13:21,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 01:13:21,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 01:13:21,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 01:13:21,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 01:13:21,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 01:13:21,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 01:13:21,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 01:13:21,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 01:13:21,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 01:13:21,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 01:13:21,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 01:13:21,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 01:13:21,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 01:13:21,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 01:13:21,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 01:13:21,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 01:13:21,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 01:13:21,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 01:13:21,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 01:13:21,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 01:13:21,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 01:13:21,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 01:13:21,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 01:13:21,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 01:13:21,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 01:13:21,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 01:13:21,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 01:13:21,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 01:13:21,353 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 01:13:21,407 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 01:13:21,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 01:13:21,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 01:13:21,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 01:13:21,413 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 01:13:21,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 01:13:21,414 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 01:13:21,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 01:13:21,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 01:13:21,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 01:13:21,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 01:13:21,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 01:13:21,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 01:13:21,417 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 01:13:21,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 01:13:21,418 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 01:13:21,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 01:13:21,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 01:13:21,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 01:13:21,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 01:13:21,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 01:13:21,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 01:13:21,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 01:13:21,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 01:13:21,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 01:13:21,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 01:13:21,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 01:13:21,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 01:13:21,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 01:13:21,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 01:13:21,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 01:13:21,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 01:13:21,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 01:13:21,934 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 01:13:21,935 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 01:13:21,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.13.cil.c [2020-10-28 01:13:22,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/766a5a996/311f2388f9b54a53995ff5741b4d1468/FLAG570c4733a [2020-10-28 01:13:22,636 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 01:13:22,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.13.cil.c [2020-10-28 01:13:22,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/766a5a996/311f2388f9b54a53995ff5741b4d1468/FLAG570c4733a [2020-10-28 01:13:22,924 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/766a5a996/311f2388f9b54a53995ff5741b4d1468 [2020-10-28 01:13:22,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 01:13:22,933 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 01:13:22,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 01:13:22,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 01:13:22,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 01:13:22,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:13:22" (1/1) ... [2020-10-28 01:13:22,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68b1141a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:22, skipping insertion in model container [2020-10-28 01:13:22,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:13:22" (1/1) ... [2020-10-28 01:13:22,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 01:13:22,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 01:13:23,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:13:23,394 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 01:13:23,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:13:23,525 INFO L208 MainTranslator]: Completed translation [2020-10-28 01:13:23,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23 WrapperNode [2020-10-28 01:13:23,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 01:13:23,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 01:13:23,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 01:13:23,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 01:13:23,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23" (1/1) ... [2020-10-28 01:13:23,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23" (1/1) ... [2020-10-28 01:13:23,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23" (1/1) ... [2020-10-28 01:13:23,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23" (1/1) ... [2020-10-28 01:13:23,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23" (1/1) ... [2020-10-28 01:13:23,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23" (1/1) ... [2020-10-28 01:13:23,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23" (1/1) ... [2020-10-28 01:13:23,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 01:13:23,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 01:13:23,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 01:13:23,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 01:13:23,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 01:13:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 01:13:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 01:13:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 01:13:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-28 01:13:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-28 01:13:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-28 01:13:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-28 01:13:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-28 01:13:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-28 01:13:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-28 01:13:23,775 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-28 01:13:23,775 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-28 01:13:23,775 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-28 01:13:23,776 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-28 01:13:23,776 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-28 01:13:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-28 01:13:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-28 01:13:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-10-28 01:13:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-28 01:13:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-28 01:13:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-28 01:13:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-28 01:13:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-28 01:13:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-28 01:13:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-28 01:13:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-28 01:13:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-28 01:13:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-28 01:13:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-28 01:13:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-28 01:13:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-28 01:13:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-10-28 01:13:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-28 01:13:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-28 01:13:23,780 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-28 01:13:23,780 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-28 01:13:23,780 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-28 01:13:23,780 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-28 01:13:23,781 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-28 01:13:23,781 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-28 01:13:23,781 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-28 01:13:23,781 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-28 01:13:23,781 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-28 01:13:23,781 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-28 01:13:23,782 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-28 01:13:23,782 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 01:13:23,782 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 01:13:23,782 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 01:13:23,782 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 01:13:23,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 01:13:23,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 01:13:23,783 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-28 01:13:23,783 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-28 01:13:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-28 01:13:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-28 01:13:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-28 01:13:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-28 01:13:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-28 01:13:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-28 01:13:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-28 01:13:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-28 01:13:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-28 01:13:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-28 01:13:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-28 01:13:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-28 01:13:23,786 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-10-28 01:13:23,786 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-28 01:13:23,786 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-28 01:13:23,786 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-28 01:13:23,786 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-28 01:13:23,787 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-28 01:13:23,787 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-28 01:13:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-28 01:13:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-28 01:13:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-28 01:13:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-28 01:13:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-28 01:13:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-28 01:13:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-28 01:13:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-28 01:13:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-10-28 01:13:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-28 01:13:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-28 01:13:23,791 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-28 01:13:23,791 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-28 01:13:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-28 01:13:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-28 01:13:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-28 01:13:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-28 01:13:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-28 01:13:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-28 01:13:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-28 01:13:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-28 01:13:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 01:13:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 01:13:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 01:13:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 01:13:23,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 01:13:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 01:13:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 01:13:25,200 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 01:13:25,201 INFO L298 CfgBuilder]: Removed 17 assume(true) statements. [2020-10-28 01:13:25,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:13:25 BoogieIcfgContainer [2020-10-28 01:13:25,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 01:13:25,210 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 01:13:25,211 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 01:13:25,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 01:13:25,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 01:13:22" (1/3) ... [2020-10-28 01:13:25,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c98de8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:13:25, skipping insertion in model container [2020-10-28 01:13:25,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:23" (2/3) ... [2020-10-28 01:13:25,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c98de8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:13:25, skipping insertion in model container [2020-10-28 01:13:25,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:13:25" (3/3) ... [2020-10-28 01:13:25,224 INFO L111 eAbstractionObserver]: Analyzing ICFG transmitter.13.cil.c [2020-10-28 01:13:25,238 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 01:13:25,244 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 01:13:25,259 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 01:13:25,312 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 01:13:25,313 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 01:13:25,314 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 01:13:25,314 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 01:13:25,314 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 01:13:25,314 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 01:13:25,314 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 01:13:25,315 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 01:13:25,347 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states. [2020-10-28 01:13:25,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 01:13:25,375 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:13:25,376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:13:25,377 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:13:25,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:13:25,384 INFO L82 PathProgramCache]: Analyzing trace with hash -256708489, now seen corresponding path program 1 times [2020-10-28 01:13:25,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:13:25,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [947907903] [2020-10-28 01:13:25,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:13:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:25,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:26,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:26,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:26,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:26,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:26,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:28,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:30,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:30,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 01:13:30,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 01:13:30,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-28 01:13:30,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:30,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:30,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 186 [2020-10-28 01:13:30,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:30,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:13:31,451 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 01:13:31,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:13:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:31,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:31,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:31,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:31,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:31,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 01:13:31,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:31,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:31,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:31,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:31,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:31,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:13:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:31,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:31,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:31,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:31,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:31,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:13:31,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:31,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:31,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:31,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:31,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:31,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:13:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:31,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:31,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:31,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:13:31,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:31,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:31,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:31,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:31,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:31,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:31,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:13:31,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:13:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:31,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:31,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:31,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:13:31,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:31,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:13:31,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:31,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:31,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:31,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:31,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:31,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:13:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:31,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:31,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:31,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:13:31,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:31,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:13:31,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:31,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:31,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:31,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:31,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:31,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:13:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:31,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:31,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:31,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:31,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:36,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:36,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:13:36,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 01:13:36,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 01:13:36,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:36,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:36,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-28 01:13:36,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:36,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:36,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:13:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:36,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:36,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:36,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:36,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:36,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:13:36,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:36,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:36,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 01:13:36,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:13:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:36,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:36,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:36,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:36,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:36,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:13:36,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:36,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:36,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:36,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:36,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:36,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:13:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:36,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:36,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:36,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:36,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:36,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:13:36,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:36,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:13:36,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:13:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:36,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:13:37,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:37,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:13:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:13:37,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:37,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:13:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:37,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:37,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:13:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:13:37,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:13:37,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:13:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:13:37,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:13:37,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:13:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:13:37,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:37,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:13:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:37,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:37,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:13:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:13:37,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:13:37,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:13:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:13:37,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:13:37,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:13:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:13:37,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:13:37,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:37,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:13:37,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:13:37,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:13:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:37,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:13:37,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:37,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:37,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 01:13:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:13:37,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 01:13:37,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 01:13:37,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:13:37,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 01:13:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:37,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:37,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:37,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:13:37,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:37,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:13:37,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:37,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:37,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:13:37,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:37,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:13:37,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [947907903] [2020-10-28 01:13:37,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:13:37,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:13:37,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937985235] [2020-10-28 01:13:37,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:13:37,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:13:37,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:13:37,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:13:37,472 INFO L87 Difference]: Start difference. First operand 503 states. Second operand 10 states. [2020-10-28 01:13:37,718 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:13:37,971 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:13:41,747 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-28 01:13:42,215 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-10-28 01:13:42,711 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-10-28 01:13:42,912 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-28 01:13:43,407 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-28 01:13:43,585 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:13:51,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:13:51,810 INFO L93 Difference]: Finished difference Result 1304 states and 2161 transitions. [2020-10-28 01:13:51,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 01:13:51,814 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 256 [2020-10-28 01:13:51,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:13:51,840 INFO L225 Difference]: With dead ends: 1304 [2020-10-28 01:13:51,840 INFO L226 Difference]: Without dead ends: 821 [2020-10-28 01:13:51,851 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:13:51,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 821 states. [2020-10-28 01:13:52,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 821 to 496. [2020-10-28 01:13:52,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 496 states. [2020-10-28 01:13:52,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 725 transitions. [2020-10-28 01:13:52,073 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 725 transitions. Word has length 256 [2020-10-28 01:13:52,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:13:52,077 INFO L481 AbstractCegarLoop]: Abstraction has 496 states and 725 transitions. [2020-10-28 01:13:52,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:13:52,077 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 725 transitions. [2020-10-28 01:13:52,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 01:13:52,083 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:13:52,084 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:13:52,084 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 01:13:52,084 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:13:52,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:13:52,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1960921909, now seen corresponding path program 1 times [2020-10-28 01:13:52,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:13:52,085 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [995772642] [2020-10-28 01:13:52,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:13:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:52,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:52,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:52,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:52,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:52,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:52,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:53,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:57,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 01:13:57,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 01:13:57,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 01:13:57,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:57,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:57,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 186 [2020-10-28 01:13:57,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:57,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:57,646 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 01:13:57,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:13:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:57,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:57,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:57,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:57,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:13:57,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:57,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:57,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:57,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:57,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:57,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:13:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:57,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:57,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:57,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:57,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:13:57,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:57,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:57,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:57,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:57,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:57,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:13:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:57,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:57,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:13:57,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:57,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:13:57,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:57,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:57,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:57,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:57,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:57,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:13:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:57,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:57,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:13:57,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:57,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:13:57,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:57,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:57,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:57,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:57,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:57,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:13:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:57,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:57,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:13:57,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:57,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:13:57,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:57,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:57,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:57,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:57,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:57,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:13:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:57,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:02,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:02,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:14:02,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 01:14:02,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 01:14:02,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:02,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-28 01:14:02,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:02,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:02,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:14:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:02,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:02,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:02,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:02,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:02,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:02,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:02,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:02,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:02,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:02,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:02,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:14:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:02,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:03,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:03,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:03,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:14:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:03,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:03,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:03,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:03,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:03,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:03,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:14:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:03,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:03,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:03,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:14:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:03,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:03,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:03,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:14:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:03,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:03,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:03,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:14:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:03,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:03,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:14:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:03,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:03,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:03,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:14:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:14:03,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:03,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:03,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:14:03,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:03,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:14:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:03,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:03,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:03,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:14:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:03,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:03,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:03,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:14:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:03,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:03,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:14:03,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:03,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:03,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:03,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:03,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 01:14:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:14:03,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:14:03,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 01:14:03,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:03,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 01:14:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:03,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:03,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:03,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:14:03,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:03,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:03,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:14:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:03,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:03,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:14:03,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [995772642] [2020-10-28 01:14:03,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:14:03,395 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:14:03,396 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150037601] [2020-10-28 01:14:03,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:14:03,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:14:03,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:14:03,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:14:03,403 INFO L87 Difference]: Start difference. First operand 496 states and 725 transitions. Second operand 10 states. [2020-10-28 01:14:03,680 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:14:03,928 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:14:06,998 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-10-28 01:14:07,501 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-10-28 01:14:07,978 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-28 01:14:08,172 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:14:08,638 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-28 01:14:08,816 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:14:17,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:14:17,114 INFO L93 Difference]: Finished difference Result 1303 states and 2035 transitions. [2020-10-28 01:14:17,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:14:17,115 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 256 [2020-10-28 01:14:17,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:14:17,124 INFO L225 Difference]: With dead ends: 1303 [2020-10-28 01:14:17,125 INFO L226 Difference]: Without dead ends: 839 [2020-10-28 01:14:17,134 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:14:17,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2020-10-28 01:14:17,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 501. [2020-10-28 01:14:17,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2020-10-28 01:14:17,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 730 transitions. [2020-10-28 01:14:17,293 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 730 transitions. Word has length 256 [2020-10-28 01:14:17,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:14:17,300 INFO L481 AbstractCegarLoop]: Abstraction has 501 states and 730 transitions. [2020-10-28 01:14:17,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:14:17,301 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 730 transitions. [2020-10-28 01:14:17,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 01:14:17,307 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:14:17,308 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:14:17,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 01:14:17,308 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:14:17,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:14:17,309 INFO L82 PathProgramCache]: Analyzing trace with hash -72472137, now seen corresponding path program 1 times [2020-10-28 01:14:17,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:14:17,309 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2006014282] [2020-10-28 01:14:17,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:14:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:17,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:17,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:17,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:17,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:17,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:17,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:21,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:21,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:21,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:21,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:21,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:21,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:21,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:22,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 01:14:22,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 01:14:22,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 01:14:22,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 164 [2020-10-28 01:14:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:22,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:22,815 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 01:14:22,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:14:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:22,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:22,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:22,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:22,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 01:14:22,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:22,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:22,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:14:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:22,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:22,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:22,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:22,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:22,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:22,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:22,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:22,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:22,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:22,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:14:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:22,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:22,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:14:22,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:22,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:14:22,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:22,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:22,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:22,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:22,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:22,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:14:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:22,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:22,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:14:22,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:22,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:14:22,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:22,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:22,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:22,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:22,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:23,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:14:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:23,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:23,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:23,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:14:23,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:23,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:14:23,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:23,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:23,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:23,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:23,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:23,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:14:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:23,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:23,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:23,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:14:24,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 01:14:24,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1664 [2020-10-28 01:14:24,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:24,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-28 01:14:24,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:24,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:14:24,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:24,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:14:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:14:24,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:24,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:14:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:24,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:24,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:24,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:24,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:14:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:24,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:14:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:24,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:14:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:24,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:14:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:24,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:24,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:24,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:14:24,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:14:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:24,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:24,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:14:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:24,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:24,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:14:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:24,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:14:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:24,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:14:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:24,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:14:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:24,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:14:24,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:24,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 01:14:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:14:24,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:14:24,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 01:14:24,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:24,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 01:14:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:24,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:24,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:24,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:14:24,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:24,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:24,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:24,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:24,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:14:24,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:24,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:25,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:14:25,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2006014282] [2020-10-28 01:14:25,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:14:25,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:14:25,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912383584] [2020-10-28 01:14:25,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:14:25,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:14:25,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:14:25,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:14:25,086 INFO L87 Difference]: Start difference. First operand 501 states and 730 transitions. Second operand 10 states. [2020-10-28 01:14:25,285 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:14:25,546 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:14:28,160 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-28 01:14:28,613 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-10-28 01:14:28,818 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-28 01:14:29,278 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-10-28 01:14:29,478 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-28 01:14:29,936 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-10-28 01:14:38,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:14:38,217 INFO L93 Difference]: Finished difference Result 1323 states and 2061 transitions. [2020-10-28 01:14:38,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:14:38,217 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 256 [2020-10-28 01:14:38,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:14:38,226 INFO L225 Difference]: With dead ends: 1323 [2020-10-28 01:14:38,226 INFO L226 Difference]: Without dead ends: 854 [2020-10-28 01:14:38,228 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:14:38,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2020-10-28 01:14:38,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 506. [2020-10-28 01:14:38,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2020-10-28 01:14:38,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 735 transitions. [2020-10-28 01:14:38,350 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 735 transitions. Word has length 256 [2020-10-28 01:14:38,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:14:38,351 INFO L481 AbstractCegarLoop]: Abstraction has 506 states and 735 transitions. [2020-10-28 01:14:38,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:14:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 735 transitions. [2020-10-28 01:14:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 01:14:38,356 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:14:38,356 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:14:38,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 01:14:38,356 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:14:38,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:14:38,357 INFO L82 PathProgramCache]: Analyzing trace with hash 415574969, now seen corresponding path program 1 times [2020-10-28 01:14:38,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:14:38,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1175667167] [2020-10-28 01:14:38,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:14:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:38,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:38,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:38,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:38,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:38,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:39,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:39,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:39,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:39,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:39,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:39,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:39,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:40,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:43,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:43,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 01:14:43,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 01:14:43,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-28 01:14:43,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:43,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:43,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 153 [2020-10-28 01:14:43,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:43,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:43,892 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 01:14:43,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:14:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:43,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:43,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:43,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:43,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:43,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:14:43,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:43,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:43,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:43,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:43,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:43,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:14:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:43,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:43,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:43,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:43,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:43,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:43,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:43,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:43,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:43,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:43,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:43,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:14:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:43,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:43,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:43,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:14:43,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:43,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:14:43,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:43,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:43,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:43,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:43,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:14:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:14:44,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:44,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:44,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:14:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:14:44,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:14:44,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:44,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:14:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:14:44,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:14:44,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 270 [2020-10-28 01:14:44,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:44,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 01:14:44,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:44,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:14:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:44,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:14:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:14:44,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:44,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:14:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:44,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:44,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:14:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:44,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:14:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:44,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:14:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:44,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:44,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:44,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:14:44,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:14:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:44,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:44,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:14:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:44,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:14:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:14:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:44,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:14:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:44,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:14:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:44,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:14:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:44,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:44,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 01:14:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:14:44,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:14:44,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 01:14:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 01:14:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:44,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:44,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:14:44,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:44,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:44,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:44,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:44,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:14:44,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:44,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:14:44,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1175667167] [2020-10-28 01:14:44,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:14:44,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:14:44,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157910723] [2020-10-28 01:14:44,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:14:44,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:14:44,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:14:44,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:14:44,744 INFO L87 Difference]: Start difference. First operand 506 states and 735 transitions. Second operand 10 states. [2020-10-28 01:14:44,955 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:14:45,220 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:14:47,817 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-10-28 01:14:48,290 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-10-28 01:14:48,759 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-10-28 01:14:48,956 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-28 01:14:49,493 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-28 01:14:49,689 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:14:58,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:14:58,173 INFO L93 Difference]: Finished difference Result 1340 states and 2082 transitions. [2020-10-28 01:14:58,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:14:58,173 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 256 [2020-10-28 01:14:58,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:14:58,181 INFO L225 Difference]: With dead ends: 1340 [2020-10-28 01:14:58,181 INFO L226 Difference]: Without dead ends: 866 [2020-10-28 01:14:58,184 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:14:58,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2020-10-28 01:14:58,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 511. [2020-10-28 01:14:58,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511 states. [2020-10-28 01:14:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 740 transitions. [2020-10-28 01:14:58,283 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 740 transitions. Word has length 256 [2020-10-28 01:14:58,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:14:58,284 INFO L481 AbstractCegarLoop]: Abstraction has 511 states and 740 transitions. [2020-10-28 01:14:58,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:14:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 740 transitions. [2020-10-28 01:14:58,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 01:14:58,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:14:58,288 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:14:58,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 01:14:58,289 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:14:58,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:14:58,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1090735095, now seen corresponding path program 1 times [2020-10-28 01:14:58,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:14:58,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [690489410] [2020-10-28 01:14:58,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:14:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:58,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:58,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:00,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:01,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:01,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:01,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:01,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:01,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:01,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:01,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:01,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:02,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:02,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:02,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:02,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:03,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:03,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 01:15:03,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-28 01:15:03,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-28 01:15:03,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:15:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-28 01:15:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:15:03,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:03,824 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 01:15:03,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:15:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:03,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:03,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:03,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:03,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:03,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:15:03,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:03,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:03,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:03,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:03,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:03,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:15:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:03,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:03,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:03,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:03,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:03,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:03,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:03,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:03,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:03,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:15:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:03,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:03,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:03,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:15:03,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:03,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:03,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:03,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:03,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:03,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:03,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:03,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:15:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:03,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:03,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:03,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:15:03,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:03,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:15:03,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:03,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:03,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:03,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:03,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:15:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:15:04,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:15:04,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:04,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:15:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:15:04,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-28 01:15:04,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:15:04,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 01:15:04,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:15:04,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:15:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:04,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:15:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:04,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:15:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:04,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:04,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:15:04,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:15:04,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:04,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:15:04,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:15:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:15:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:15:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:15:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:04,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:15:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:15:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:15:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:15:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:15:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:04,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:15:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:04,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:04,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 01:15:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:15:04,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:15:04,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 01:15:04,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 01:15:04,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:04,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:15:04,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:04,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:04,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:04,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:04,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:15:04,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:04,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:04,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:15:04,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [690489410] [2020-10-28 01:15:04,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:15:04,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:15:04,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19746101] [2020-10-28 01:15:04,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:15:04,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:15:04,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:15:04,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:15:04,407 INFO L87 Difference]: Start difference. First operand 511 states and 740 transitions. Second operand 10 states. [2020-10-28 01:15:04,614 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:15:04,881 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:15:07,112 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-10-28 01:15:07,629 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-10-28 01:15:07,850 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-28 01:15:08,345 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-10-28 01:15:08,565 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-28 01:15:09,062 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-10-28 01:15:18,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:15:18,761 INFO L93 Difference]: Finished difference Result 1363 states and 2113 transitions. [2020-10-28 01:15:18,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:15:18,762 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 256 [2020-10-28 01:15:18,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:15:18,770 INFO L225 Difference]: With dead ends: 1363 [2020-10-28 01:15:18,770 INFO L226 Difference]: Without dead ends: 884 [2020-10-28 01:15:18,773 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:15:18,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2020-10-28 01:15:18,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 516. [2020-10-28 01:15:18,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-10-28 01:15:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 745 transitions. [2020-10-28 01:15:18,866 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 745 transitions. Word has length 256 [2020-10-28 01:15:18,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:15:18,867 INFO L481 AbstractCegarLoop]: Abstraction has 516 states and 745 transitions. [2020-10-28 01:15:18,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:15:18,867 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 745 transitions. [2020-10-28 01:15:18,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 01:15:18,871 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:15:18,871 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:15:18,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 01:15:18,872 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:15:18,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:15:18,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1435563257, now seen corresponding path program 1 times [2020-10-28 01:15:18,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:15:18,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [79753943] [2020-10-28 01:15:18,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:15:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:18,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 01:15:23,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 34 [2020-10-28 01:15:23,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-28 01:15:23,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 01:15:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 01:15:23,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,380 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 01:15:24,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:15:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:24,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:15:24,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:15:24,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:24,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:15:24,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:15:24,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:15:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:15:24,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:24,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:24,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:15:24,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:15:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:15:24,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:15:24,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:24,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-28 01:15:24,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 01:15:24,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:15:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:15:24,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:15:24,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 01:15:24,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:15:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:15:24,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 01:15:24,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 01:15:24,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:15:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:24,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:15:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:24,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:15:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:24,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:24,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:15:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:24,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:15:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:24,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:15:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:24,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:15:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:24,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:15:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:24,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:15:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:24,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:15:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:24,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:15:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:24,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:15:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:24,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:15:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:24,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:24,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:24,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 01:15:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:15:24,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:15:24,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 01:15:24,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 01:15:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:24,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:24,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:24,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:15:24,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:24,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:24,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:24,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:24,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:15:24,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:24,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:24,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:15:24,825 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [79753943] [2020-10-28 01:15:24,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:15:24,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:15:24,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842213249] [2020-10-28 01:15:24,826 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:15:24,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:15:24,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:15:24,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:15:24,826 INFO L87 Difference]: Start difference. First operand 516 states and 745 transitions. Second operand 8 states. [2020-10-28 01:15:25,314 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-28 01:15:25,486 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:15:25,951 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 01:15:26,166 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 01:15:33,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:15:33,276 INFO L93 Difference]: Finished difference Result 1338 states and 2018 transitions. [2020-10-28 01:15:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:15:33,277 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 256 [2020-10-28 01:15:33,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:15:33,284 INFO L225 Difference]: With dead ends: 1338 [2020-10-28 01:15:33,284 INFO L226 Difference]: Without dead ends: 844 [2020-10-28 01:15:33,286 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:15:33,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2020-10-28 01:15:33,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 516. [2020-10-28 01:15:33,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-10-28 01:15:33,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 744 transitions. [2020-10-28 01:15:33,407 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 744 transitions. Word has length 256 [2020-10-28 01:15:33,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:15:33,408 INFO L481 AbstractCegarLoop]: Abstraction has 516 states and 744 transitions. [2020-10-28 01:15:33,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:15:33,408 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 744 transitions. [2020-10-28 01:15:33,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 01:15:33,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:15:33,411 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:15:33,411 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 01:15:33,411 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:15:33,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:15:33,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1097060087, now seen corresponding path program 1 times [2020-10-28 01:15:33,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:15:33,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [384392879] [2020-10-28 01:15:33,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:15:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:33,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:33,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:33,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:33,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:33,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:38,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:38,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 01:15:38,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 37 [2020-10-28 01:15:38,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-28 01:15:38,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:38,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:15:38,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 175 [2020-10-28 01:15:38,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-28 01:15:38,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:38,938 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 01:15:38,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:15:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:38,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:38,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:38,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:38,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:38,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:15:38,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:38,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:38,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:38,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:38,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:38,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:15:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:38,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:38,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:38,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:38,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:38,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:15:38,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:38,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:38,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:38,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:38,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:15:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:15:39,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:39,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:15:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:15:39,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:15:39,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:15:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:15:39,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:15:39,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:15:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:15:39,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 01:15:39,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:39,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-28 01:15:39,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:15:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:39,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:15:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:39,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:15:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:39,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:39,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:15:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:39,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:15:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:39,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:15:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:39,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:15:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:39,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:15:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:39,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:39,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:15:39,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:15:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:39,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:15:39,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:15:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:39,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:39,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:15:39,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:15:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:39,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:39,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:15:39,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:15:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:39,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:39,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:15:39,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:15:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:39,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:39,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:39,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:39,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:15:39,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 01:15:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:15:39,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 01:15:39,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:15:39,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:15:39,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 01:15:39,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 01:15:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:39,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:15:39,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:39,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:39,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:39,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:15:39,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:39,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:39,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:15:39,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [384392879] [2020-10-28 01:15:39,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:15:39,471 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 01:15:39,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653753285] [2020-10-28 01:15:39,472 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 01:15:39,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:15:39,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 01:15:39,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 01:15:39,476 INFO L87 Difference]: Start difference. First operand 516 states and 744 transitions. Second operand 9 states. [2020-10-28 01:15:39,663 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:15:39,902 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:15:40,855 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-28 01:15:41,674 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-28 01:15:41,987 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:15:43,979 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-10-28 01:15:44,330 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 01:16:14,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:16:14,174 INFO L93 Difference]: Finished difference Result 2992 states and 4977 transitions. [2020-10-28 01:16:14,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 01:16:14,175 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 01:16:14,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:16:14,193 INFO L225 Difference]: With dead ends: 2992 [2020-10-28 01:16:14,194 INFO L226 Difference]: Without dead ends: 2508 [2020-10-28 01:16:14,198 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=186, Invalid=570, Unknown=0, NotChecked=0, Total=756 [2020-10-28 01:16:14,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2508 states. [2020-10-28 01:16:14,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2508 to 1739. [2020-10-28 01:16:14,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1739 states. [2020-10-28 01:16:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1739 states and 2697 transitions. [2020-10-28 01:16:14,680 INFO L78 Accepts]: Start accepts. Automaton has 1739 states and 2697 transitions. Word has length 256 [2020-10-28 01:16:14,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:16:14,680 INFO L481 AbstractCegarLoop]: Abstraction has 1739 states and 2697 transitions. [2020-10-28 01:16:14,680 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 01:16:14,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2697 transitions. [2020-10-28 01:16:14,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 01:16:14,685 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:16:14,685 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:16:14,685 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 01:16:14,686 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:16:14,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:16:14,686 INFO L82 PathProgramCache]: Analyzing trace with hash 848913593, now seen corresponding path program 1 times [2020-10-28 01:16:14,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:16:14,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1732411427] [2020-10-28 01:16:14,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:16:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:14,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:14,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:14,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:15,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:15,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:15,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:15,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:15,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:15,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:15,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:16,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:16,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:17,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:18,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:18,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:18,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:18,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:18,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:18,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:18,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:18,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:19,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:19,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 01:16:19,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-28 01:16:19,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-28 01:16:19,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:19,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:16:19,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-28 01:16:19,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 193 [2020-10-28 01:16:19,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,243 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 01:16:20,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:16:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:20,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:16:20,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:16:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:20,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:16:20,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:16:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:16:20,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:20,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:16:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:16:20,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:16:20,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:16:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:16:20,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:16:20,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:20,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:16:20,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:16:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:16:20,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 01:16:20,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-28 01:16:20,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:16:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:20,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:16:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:20,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:16:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:20,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:16:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:20,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:16:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:20,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:16:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:20,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:16:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:20,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:16:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:20,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:16:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:20,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:16:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:20,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:16:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:20,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:16:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:20,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:16:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:20,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:16:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:20,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:20,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:20,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 01:16:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:16:20,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 01:16:20,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:16:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:16:20,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 01:16:20,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 01:16:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:20,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:20,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:16:20,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:20,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:20,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:20,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:20,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:16:20,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:20,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:20,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:16:20,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1732411427] [2020-10-28 01:16:20,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:16:20,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 01:16:20,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069039622] [2020-10-28 01:16:20,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 01:16:20,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:16:20,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 01:16:20,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-28 01:16:20,877 INFO L87 Difference]: Start difference. First operand 1739 states and 2697 transitions. Second operand 9 states. [2020-10-28 01:16:21,073 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:16:21,324 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:16:21,686 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-28 01:16:22,135 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-28 01:16:23,237 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 01:16:23,574 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 01:16:27,712 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-28 01:16:28,194 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-10-28 01:16:29,114 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 01:16:43,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:16:43,630 INFO L93 Difference]: Finished difference Result 6802 states and 10647 transitions. [2020-10-28 01:16:43,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 01:16:43,631 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 01:16:43,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:16:43,663 INFO L225 Difference]: With dead ends: 6802 [2020-10-28 01:16:43,663 INFO L226 Difference]: Without dead ends: 5099 [2020-10-28 01:16:43,671 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=178, Invalid=472, Unknown=0, NotChecked=0, Total=650 [2020-10-28 01:16:43,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5099 states. [2020-10-28 01:16:44,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5099 to 3829. [2020-10-28 01:16:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3829 states. [2020-10-28 01:16:44,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 5724 transitions. [2020-10-28 01:16:44,850 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 5724 transitions. Word has length 256 [2020-10-28 01:16:44,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:16:44,851 INFO L481 AbstractCegarLoop]: Abstraction has 3829 states and 5724 transitions. [2020-10-28 01:16:44,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 01:16:44,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 5724 transitions. [2020-10-28 01:16:44,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 01:16:44,858 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:16:44,859 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:16:44,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 01:16:44,859 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:16:44,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:16:44,860 INFO L82 PathProgramCache]: Analyzing trace with hash 457583289, now seen corresponding path program 1 times [2020-10-28 01:16:44,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:16:44,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1096104785] [2020-10-28 01:16:44,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:16:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:44,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:45,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:45,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:45,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:45,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:45,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:45,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:45,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:45,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:45,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:46,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:46,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:46,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:46,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:47,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:48,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:48,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:48,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:49,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:49,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 01:16:49,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 33 [2020-10-28 01:16:49,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-28 01:16:49,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:49,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:16:49,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 01:16:49,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 193 [2020-10-28 01:16:49,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,426 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 01:16:50,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:16:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:50,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:16:50,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:16:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:50,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:16:50,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:16:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:16:50,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:50,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:16:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 01:16:50,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:16:50,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 01:16:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:16:50,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:16:50,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:50,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:16:50,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:16:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 01:16:50,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 01:16:50,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:50,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-28 01:16:50,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:16:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:50,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:16:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:16:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:16:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:16:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:16:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:16:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:16:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:16:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:16:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:16:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:50,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:16:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:50,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:16:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:50,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:16:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:50,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:50,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:50,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 01:16:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 01:16:50,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 01:16:50,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:16:50,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:16:50,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 01:16:50,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 01:16:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:50,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:50,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:50,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:16:50,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:50,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:50,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:16:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:50,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:16:50,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1096104785] [2020-10-28 01:16:50,945 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:16:50,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 01:16:50,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923961711] [2020-10-28 01:16:50,946 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 01:16:50,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:16:50,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 01:16:50,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 01:16:50,948 INFO L87 Difference]: Start difference. First operand 3829 states and 5724 transitions. Second operand 9 states. [2020-10-28 01:16:51,159 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:16:51,416 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:16:53,445 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 01:16:53,776 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 01:16:57,859 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-28 01:16:58,396 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-28 01:16:59,739 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 127