/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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.16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 14:46:10,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 14:46:10,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 14:46:10,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 14:46:10,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 14:46:10,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 14:46:10,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 14:46:10,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 14:46:10,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 14:46:10,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 14:46:10,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 14:46:10,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 14:46:10,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 14:46:10,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 14:46:10,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 14:46:10,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 14:46:10,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 14:46:10,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 14:46:10,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 14:46:10,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 14:46:10,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 14:46:10,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 14:46:10,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 14:46:10,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 14:46:10,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 14:46:10,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 14:46:10,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 14:46:10,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 14:46:10,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 14:46:10,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 14:46:10,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 14:46:10,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 14:46:10,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 14:46:10,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 14:46:10,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 14:46:10,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 14:46:10,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 14:46:10,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 14:46:10,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 14:46:10,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 14:46:10,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 14:46:10,215 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 [2020-10-29 14:46:10,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 14:46:10,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 14:46:10,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 14:46:10,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 14:46:10,274 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 14:46:10,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 14:46:10,275 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 14:46:10,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 14:46:10,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 14:46:10,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 14:46:10,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 14:46:10,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 14:46:10,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 14:46:10,277 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 14:46:10,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 14:46:10,278 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 14:46:10,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 14:46:10,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 14:46:10,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 14:46:10,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 14:46:10,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 14:46:10,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 14:46:10,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 14:46:10,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 14:46:10,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 14:46:10,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 14:46:10,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 14:46:10,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 14:46:10,280 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 14:46:10,281 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 14:46:10,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 14:46:10,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 14:46:10,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 14:46:10,791 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 14:46:10,792 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 14:46:10,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.16.cil.c [2020-10-29 14:46:10,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7d08d2b20/aba4b363192446848e406fa70441e91d/FLAG16a1daa96 [2020-10-29 14:46:11,682 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 14:46:11,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.16.cil.c [2020-10-29 14:46:11,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7d08d2b20/aba4b363192446848e406fa70441e91d/FLAG16a1daa96 [2020-10-29 14:46:11,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7d08d2b20/aba4b363192446848e406fa70441e91d [2020-10-29 14:46:11,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 14:46:11,740 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 14:46:11,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 14:46:11,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 14:46:11,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 14:46:11,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:46:11" (1/1) ... [2020-10-29 14:46:11,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af818b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:11, skipping insertion in model container [2020-10-29 14:46:11,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:46:11" (1/1) ... [2020-10-29 14:46:11,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 14:46:11,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 14:46:12,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:46:12,364 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 14:46:12,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:46:12,547 INFO L208 MainTranslator]: Completed translation [2020-10-29 14:46:12,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12 WrapperNode [2020-10-29 14:46:12,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 14:46:12,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 14:46:12,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 14:46:12,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 14:46:12,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12" (1/1) ... [2020-10-29 14:46:12,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12" (1/1) ... [2020-10-29 14:46:12,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12" (1/1) ... [2020-10-29 14:46:12,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12" (1/1) ... [2020-10-29 14:46:12,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12" (1/1) ... [2020-10-29 14:46:12,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12" (1/1) ... [2020-10-29 14:46:12,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12" (1/1) ... [2020-10-29 14:46:12,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 14:46:12,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 14:46:12,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 14:46:12,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 14:46:12,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12" (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 [2020-10-29 14:46:12,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 14:46:12,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 14:46:12,797 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 14:46:12,797 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-29 14:46:12,797 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-29 14:46:12,798 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-29 14:46:12,798 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-29 14:46:12,798 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-29 14:46:12,798 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-29 14:46:12,798 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-29 14:46:12,798 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-29 14:46:12,799 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-29 14:46:12,799 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-29 14:46:12,799 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-29 14:46:12,799 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-29 14:46:12,799 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-29 14:46:12,799 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-29 14:46:12,800 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-10-29 14:46:12,800 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit14 [2020-10-29 14:46:12,800 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-29 14:46:12,800 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-29 14:46:12,800 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-29 14:46:12,800 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-29 14:46:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-29 14:46:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-29 14:46:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-29 14:46:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-29 14:46:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-29 14:46:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-29 14:46:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-29 14:46:12,802 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-29 14:46:12,802 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-29 14:46:12,802 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-10-29 14:46:12,802 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit14_triggered [2020-10-29 14:46:12,802 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-29 14:46:12,802 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-29 14:46:12,802 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-29 14:46:12,803 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-29 14:46:12,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-29 14:46:12,803 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-29 14:46:12,803 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-29 14:46:12,803 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-29 14:46:12,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-29 14:46:12,804 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-29 14:46:12,804 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-29 14:46:12,804 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-29 14:46:12,804 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-29 14:46:12,804 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 14:46:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 14:46:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 14:46:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 14:46:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 14:46:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 14:46:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-29 14:46:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-29 14:46:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-29 14:46:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-29 14:46:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-29 14:46:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-29 14:46:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-29 14:46:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-29 14:46:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-29 14:46:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-29 14:46:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-29 14:46:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-29 14:46:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-29 14:46:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-29 14:46:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-10-29 14:46:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit14_triggered [2020-10-29 14:46:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-29 14:46:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-29 14:46:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-29 14:46:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-29 14:46:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-29 14:46:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-29 14:46:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-29 14:46:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-29 14:46:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-29 14:46:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-29 14:46:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-29 14:46:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-29 14:46:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-29 14:46:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-29 14:46:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-10-29 14:46:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure transmit14 [2020-10-29 14:46:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-29 14:46:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-29 14:46:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-29 14:46:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-29 14:46:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-29 14:46:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-29 14:46:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-29 14:46:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-29 14:46:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-29 14:46:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-29 14:46:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-29 14:46:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-29 14:46:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 14:46:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 14:46:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 14:46:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 14:46:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 14:46:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 14:46:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 14:46:14,056 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 14:46:14,056 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-29 14:46:14,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:46:14 BoogieIcfgContainer [2020-10-29 14:46:14,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 14:46:14,061 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 14:46:14,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 14:46:14,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 14:46:14,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 02:46:11" (1/3) ... [2020-10-29 14:46:14,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@384f1496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:46:14, skipping insertion in model container [2020-10-29 14:46:14,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:46:12" (2/3) ... [2020-10-29 14:46:14,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@384f1496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:46:14, skipping insertion in model container [2020-10-29 14:46:14,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:46:14" (3/3) ... [2020-10-29 14:46:14,069 INFO L111 eAbstractionObserver]: Analyzing ICFG transmitter.16.cil.c [2020-10-29 14:46:14,080 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 14:46:14,086 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 14:46:14,100 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 14:46:14,131 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 14:46:14,132 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 14:46:14,132 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 14:46:14,132 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 14:46:14,132 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 14:46:14,132 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 14:46:14,132 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 14:46:14,133 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 14:46:14,162 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states. [2020-10-29 14:46:14,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-29 14:46:14,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:46:14,184 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] [2020-10-29 14:46:14,185 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:46:14,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:46:14,191 INFO L82 PathProgramCache]: Analyzing trace with hash 858426230, now seen corresponding path program 1 times [2020-10-29 14:46:14,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:46:14,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1533537731] [2020-10-29 14:46:14,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:46:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:15,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:15,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:15,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:15,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:15,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:17,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:19,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:19,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-29 14:46:19,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 14:46:19,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-29 14:46:19,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:19,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:19,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:46:19,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:46:19,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-29 14:46:19,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 14:46:20,174 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-29 14:46:20,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:46:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:20,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:20,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:20,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:46:20,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:20,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 14:46:20,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:20,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:20,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:20,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:20,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:46:20,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:20,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:46:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:20,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:20,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:20,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:46:20,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:20,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 14:46:20,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:20,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:20,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:20,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:20,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:46:20,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:20,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:46:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:20,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:20,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:20,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:46:20,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:20,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:20,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:20,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:20,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:20,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:20,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:46:20,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:20,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:46:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:20,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:20,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:20,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:46:20,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:20,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 14:46:20,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:20,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:46:20,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:20,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 14:46:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:20,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:20,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:20,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:46:20,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:20,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 14:46:20,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:20,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:20,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:20,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:20,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-29 14:46:20,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:20,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 14:46:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:20,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:20,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:20,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:20,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:20,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:21,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-29 14:46:25,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 14:46:25,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 14:46:25,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:46:25,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-29 14:46:25,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:46:25,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:46:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:25,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:25,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:46:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:25,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:25,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:25,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:46:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:25,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:25,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:25,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:46:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:25,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:25,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:46:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:25,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:25,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:46:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:25,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:25,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:46:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:25,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:25,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:46:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:25,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:25,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:46:25,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:46:25,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:46:25,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:25,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:46:25,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:46:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:25,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:46:25,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:46:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:46:25,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:46:25,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:46:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:25,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:46:25,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:46:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 14:46:25,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:46:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:46:25,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 14:46:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:46:25,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:46:25,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:25,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:46:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:25,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:25,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:46:25,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:25,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-29 14:46:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:25,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:25,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:25,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:46:25,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:25,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 14:46:25,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:25,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:25,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:25,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 14:46:25,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:25,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:25,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-29 14:46:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:26,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:26,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:26,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:46:26,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:26,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:26,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:26,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:26,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:26,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:46:26,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:26,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:26,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:46:26,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1533537731] [2020-10-29 14:46:26,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:46:26,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 14:46:26,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243662982] [2020-10-29 14:46:26,148 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 14:46:26,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:46:26,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 14:46:26,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-29 14:46:26,166 INFO L87 Difference]: Start difference. First operand 530 states. Second operand 11 states. [2020-10-29 14:46:26,685 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 14:46:26,902 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:46:27,211 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:46:27,698 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-29 14:46:30,635 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-29 14:46:31,235 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-29 14:46:31,843 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-29 14:46:32,087 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-29 14:46:32,706 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-29 14:46:32,932 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-29 14:46:38,865 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:46:42,186 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-29 14:46:42,767 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-29 14:46:43,001 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:46:43,575 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-29 14:46:43,840 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-29 14:46:44,402 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-29 14:46:51,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:46:51,289 INFO L93 Difference]: Finished difference Result 2214 states and 3734 transitions. [2020-10-29 14:46:51,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-29 14:46:51,292 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 255 [2020-10-29 14:46:51,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:46:51,328 INFO L225 Difference]: With dead ends: 2214 [2020-10-29 14:46:51,328 INFO L226 Difference]: Without dead ends: 1698 [2020-10-29 14:46:51,347 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=224, Invalid=706, Unknown=0, NotChecked=0, Total=930 [2020-10-29 14:46:51,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1698 states. [2020-10-29 14:46:51,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1698 to 1104. [2020-10-29 14:46:51,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1104 states. [2020-10-29 14:46:51,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1632 transitions. [2020-10-29 14:46:51,742 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1632 transitions. Word has length 255 [2020-10-29 14:46:51,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:46:51,743 INFO L481 AbstractCegarLoop]: Abstraction has 1104 states and 1632 transitions. [2020-10-29 14:46:51,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 14:46:51,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1632 transitions. [2020-10-29 14:46:51,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-29 14:46:51,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:46:51,751 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] [2020-10-29 14:46:51,751 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 14:46:51,751 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:46:51,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:46:51,752 INFO L82 PathProgramCache]: Analyzing trace with hash 140858899, now seen corresponding path program 1 times [2020-10-29 14:46:51,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:46:51,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [3336692] [2020-10-29 14:46:51,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:46:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:51,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:51,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:52,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:52,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:52,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:52,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:52,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:52,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:56,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:56,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:56,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:56,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-29 14:46:56,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 14:46:56,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 14:46:56,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:56,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:56,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:46:56,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:46:56,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 140 [2020-10-29 14:46:56,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:57,351 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-29 14:46:57,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:46:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:57,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:57,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:46:57,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:57,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 14:46:57,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:57,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:46:57,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:57,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:46:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:57,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:57,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:46:57,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:57,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:46:57,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:57,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:57,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:57,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:57,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:46:57,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:57,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:46:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:57,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:57,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:46:57,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:57,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:57,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:57,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:57,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:57,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:57,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:46:57,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:57,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:46:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:57,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:57,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:46:57,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:57,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 14:46:57,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:57,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:57,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:57,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:57,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:46:57,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:57,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 14:46:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:57,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:57,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:46:57,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:57,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 14:46:57,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:57,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:57,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:57,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:57,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-29 14:46:57,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:57,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 14:46:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:57,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:57,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:58,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-29 14:47:02,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 14:47:02,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 14:47:02,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-29 14:47:02,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-29 14:47:02,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:47:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:02,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:02,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:02,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:47:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:02,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:02,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:02,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:47:02,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:47:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:02,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:02,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:02,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:47:02,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:47:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:02,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:02,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:02,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:47:02,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:47:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:02,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:02,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:02,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:47:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:02,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:47:02,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:47:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 14:47:02,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:02,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:47:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:47:02,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:02,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:47:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:02,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:02,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:47:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:47:02,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:02,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:47:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:02,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:02,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:47:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:47:02,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:02,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:47:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:02,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:02,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 14:47:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:47:02,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:02,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:47:02,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:47:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:02,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:47:02,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:02,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-29 14:47:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:47:02,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 14:47:02,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 14:47:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:02,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:02,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-29 14:47:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:02,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:02,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:02,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:47:02,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:02,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:02,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:02,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:02,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:02,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:47:02,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:02,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:03,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:47:03,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [3336692] [2020-10-29 14:47:03,060 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:47:03,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:47:03,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039703501] [2020-10-29 14:47:03,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:47:03,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:47:03,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:47:03,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:47:03,069 INFO L87 Difference]: Start difference. First operand 1104 states and 1632 transitions. Second operand 8 states. [2020-10-29 14:47:03,855 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 14:47:04,059 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:47:04,334 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:47:04,705 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-29 14:47:09,553 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:47:10,697 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 14:47:25,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:47:25,417 INFO L93 Difference]: Finished difference Result 4299 states and 6744 transitions. [2020-10-29 14:47:25,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:47:25,419 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-29 14:47:25,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:47:25,443 INFO L225 Difference]: With dead ends: 4299 [2020-10-29 14:47:25,443 INFO L226 Difference]: Without dead ends: 3228 [2020-10-29 14:47:25,451 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-29 14:47:25,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3228 states. [2020-10-29 14:47:25,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3228 to 2222. [2020-10-29 14:47:25,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2222 states. [2020-10-29 14:47:25,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 2222 states and 3315 transitions. [2020-10-29 14:47:25,929 INFO L78 Accepts]: Start accepts. Automaton has 2222 states and 3315 transitions. Word has length 255 [2020-10-29 14:47:25,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:47:25,930 INFO L481 AbstractCegarLoop]: Abstraction has 2222 states and 3315 transitions. [2020-10-29 14:47:25,930 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:47:25,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 3315 transitions. [2020-10-29 14:47:25,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-29 14:47:25,935 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:47:25,935 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] [2020-10-29 14:47:25,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 14:47:25,936 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:47:25,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:47:25,936 INFO L82 PathProgramCache]: Analyzing trace with hash 826758100, now seen corresponding path program 1 times [2020-10-29 14:47:25,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:47:25,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1083134022] [2020-10-29 14:47:25,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:47:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:26,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:26,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:26,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:26,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:26,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:26,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:26,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:26,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:27,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:30,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:30,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-29 14:47:30,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 14:47:30,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 14:47:30,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:30,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:30,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:47:30,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:47:30,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-29 14:47:30,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:31,528 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-29 14:47:31,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:47:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:31,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:31,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:47:31,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:31,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 14:47:31,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:31,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:31,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:47:31,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:31,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:47:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:31,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:31,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:47:31,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:31,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:47:31,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:31,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:31,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:31,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:31,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:47:31,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:47:31,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:47:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:31,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:31,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:47:31,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:31,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:31,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:31,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:31,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:31,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:31,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:47:31,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:31,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:47:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:31,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:31,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:47:31,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:31,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 14:47:31,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:31,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:31,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:31,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:31,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:47:31,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:31,868 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-29 14:47:31,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 14:47:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:31,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:31,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:47:31,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:31,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 14:47:31,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:31,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-29 14:47:31,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:31,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 14:47:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:31,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:31,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:36,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:36,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:36,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-29 14:47:36,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 14:47:36,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 14:47:36,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:36,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:36,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:36,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-29 14:47:36,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 142 [2020-10-29 14:47:36,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:36,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:47:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:36,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:36,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:36,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:36,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:36,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:36,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:36,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:36,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:36,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:47:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:36,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:36,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:36,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:36,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:36,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:36,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:36,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:36,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:36,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:36,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:36,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:36,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:47:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:36,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:36,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:36,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:36,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:36,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:36,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:36,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:36,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:36,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:36,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:47:36,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:47:36,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:47:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:36,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:36,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:36,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:36,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:36,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:36,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:36,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:36,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:36,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:36,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:36,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:36,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:47:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:36,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:36,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:36,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:36,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:36,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:36,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:36,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:36,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:36,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:36,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:36,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:36,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:47:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:36,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:36,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:36,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:36,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:36,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:36,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:36,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:36,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:36,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:36,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:36,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:47:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:36,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:36,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:36,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:36,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:36,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:36,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:36,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:36,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:36,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:36,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:36,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:36,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:47:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:37,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:47:37,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:37,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:37,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:37,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:47:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:37,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:37,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:37,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:37,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:37,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:47:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:37,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:47:37,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:37,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:37,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:37,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:47:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:37,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:37,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:37,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:37,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:37,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:47:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:37,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:37,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:37,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:37,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:37,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:47:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:37,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:37,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:37,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:37,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:37,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 14:47:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:37,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:37,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:37,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:37,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:37,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:47:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:37,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:37,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:37,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:37,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:37,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-29 14:47:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:47:37,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 14:47:37,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:37,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 14:47:37,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:37,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-29 14:47:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:37,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:37,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:37,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:47:37,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:37,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:37,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:37,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:37,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:37,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:47:37,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:37,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:37,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:47:37,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1083134022] [2020-10-29 14:47:37,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:47:37,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:47:37,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885915981] [2020-10-29 14:47:37,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:47:37,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:47:37,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:47:37,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:47:37,220 INFO L87 Difference]: Start difference. First operand 2222 states and 3315 transitions. Second operand 8 states. [2020-10-29 14:47:37,789 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 14:47:37,995 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:47:38,272 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:47:42,932 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:47:44,202 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 14:47:44,811 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-29 14:48:00,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:48:00,309 INFO L93 Difference]: Finished difference Result 8533 states and 13454 transitions. [2020-10-29 14:48:00,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:48:00,311 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-29 14:48:00,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:48:00,355 INFO L225 Difference]: With dead ends: 8533 [2020-10-29 14:48:00,356 INFO L226 Difference]: Without dead ends: 6344 [2020-10-29 14:48:00,372 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-29 14:48:00,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6344 states. [2020-10-29 14:48:01,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6344 to 4440. [2020-10-29 14:48:01,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4440 states. [2020-10-29 14:48:01,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 4440 states and 6660 transitions. [2020-10-29 14:48:01,340 INFO L78 Accepts]: Start accepts. Automaton has 4440 states and 6660 transitions. Word has length 255 [2020-10-29 14:48:01,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:48:01,341 INFO L481 AbstractCegarLoop]: Abstraction has 4440 states and 6660 transitions. [2020-10-29 14:48:01,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:48:01,341 INFO L276 IsEmpty]: Start isEmpty. Operand 4440 states and 6660 transitions. [2020-10-29 14:48:01,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-29 14:48:01,345 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:48:01,345 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] [2020-10-29 14:48:01,346 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 14:48:01,346 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:48:01,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:48:01,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1515862669, now seen corresponding path program 1 times [2020-10-29 14:48:01,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:48:01,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1947112417] [2020-10-29 14:48:01,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:48:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:01,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:01,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:01,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:01,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:01,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:01,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:01,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:01,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:02,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:02,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:06,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:06,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-29 14:48:06,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 14:48:06,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 14:48:06,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:06,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:06,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:48:06,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:48:06,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 162 [2020-10-29 14:48:06,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:06,985 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-29 14:48:06,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:48:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:07,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:07,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:48:07,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:07,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 14:48:07,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:07,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:07,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:07,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:07,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:48:07,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:07,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:48:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:07,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:07,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:48:07,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:07,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:48:07,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:07,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:48:07,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:07,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:48:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:07,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:07,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:48:07,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:07,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:07,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:07,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:07,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:07,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:07,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:48:07,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:07,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:48:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:07,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:07,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:48:07,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:07,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 14:48:07,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:07,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:07,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:07,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:07,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:48:07,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:07,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 14:48:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:07,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:07,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:48:07,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:07,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 14:48:07,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:07,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:07,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:07,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:07,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-29 14:48:07,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:07,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 14:48:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:07,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:07,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-29 14:48:12,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 14:48:12,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 14:48:12,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:12,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-29 14:48:12,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-29 14:48:12,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:48:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:12,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:12,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:12,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:48:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:12,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:12,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:12,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:48:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:12,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:12,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:48:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:12,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:12,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:12,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:48:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:12,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:12,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:48:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:12,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:12,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:12,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:48:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:12,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:12,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:12,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:48:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:48:12,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:12,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:48:12,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:48:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:48:12,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:12,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:48:12,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:48:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:48:12,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:12,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:48:12,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:48:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:48:12,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:12,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:48:12,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:48:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:48:12,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:12,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:48:12,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:48:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:48:12,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:12,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:48:12,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 14:48:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:48:12,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:12,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:48:12,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:48:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:12,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:48:12,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:12,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:12,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:48:12,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-29 14:48:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:48:12,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:48:12,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:12,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 14:48:12,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:12,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-29 14:48:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:12,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:12,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:12,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:48:12,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:12,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:12,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:12,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:12,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:12,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:48:12,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:12,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:48:12,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1947112417] [2020-10-29 14:48:12,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:48:12,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:48:12,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25373830] [2020-10-29 14:48:12,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:48:12,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:48:12,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:48:12,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:48:12,567 INFO L87 Difference]: Start difference. First operand 4440 states and 6660 transitions. Second operand 8 states. [2020-10-29 14:48:13,151 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 14:48:13,365 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:48:13,649 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:48:14,006 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-29 14:48:19,076 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:48:20,272 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 14:48:36,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:48:36,844 INFO L93 Difference]: Finished difference Result 16919 states and 26827 transitions. [2020-10-29 14:48:36,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:48:36,845 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-29 14:48:36,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:48:36,947 INFO L225 Difference]: With dead ends: 16919 [2020-10-29 14:48:36,947 INFO L226 Difference]: Without dead ends: 12512 [2020-10-29 14:48:36,979 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-29 14:48:36,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12512 states. [2020-10-29 14:48:39,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12512 to 8840. [2020-10-29 14:48:39,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8840 states. [2020-10-29 14:48:39,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8840 states to 8840 states and 13316 transitions. [2020-10-29 14:48:39,061 INFO L78 Accepts]: Start accepts. Automaton has 8840 states and 13316 transitions. Word has length 255 [2020-10-29 14:48:39,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:48:39,062 INFO L481 AbstractCegarLoop]: Abstraction has 8840 states and 13316 transitions. [2020-10-29 14:48:39,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:48:39,062 INFO L276 IsEmpty]: Start isEmpty. Operand 8840 states and 13316 transitions. [2020-10-29 14:48:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-29 14:48:39,066 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:48:39,066 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] [2020-10-29 14:48:39,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 14:48:39,066 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:48:39,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:48:39,067 INFO L82 PathProgramCache]: Analyzing trace with hash -355704460, now seen corresponding path program 1 times [2020-10-29 14:48:39,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:48:39,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [313103214] [2020-10-29 14:48:39,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:48:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:39,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:39,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:39,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:39,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:39,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:39,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:39,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:39,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:40,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:44,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:44,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-29 14:48:44,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 14:48:44,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 14:48:44,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:44,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:44,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:48:44,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:48:44,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 14:48:44,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:44,660 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-29 14:48:44,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:48:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:44,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:44,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:44,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:48:44,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:44,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 14:48:44,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:44,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:44,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:44,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:44,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:48:44,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:44,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:48:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:44,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:44,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:44,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:48:44,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:44,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:48:44,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:44,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:44,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:44,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:44,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:48:44,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:44,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:48:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:44,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:44,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:44,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:48:44,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:44,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:44,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:44,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:48:44,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:44,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:48:44,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:44,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:44,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:44,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:48:44,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:44,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 14:48:44,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:44,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:44,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:48:44,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:44,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:48:44,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:44,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 14:48:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:44,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:44,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:44,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:48:44,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:44,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 14:48:44,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:44,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:44,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:48:44,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:48:44,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-29 14:48:44,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:45,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 14:48:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:45,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:45,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:45,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:45,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:45,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:45,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:45,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:45,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:45,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-29 14:48:50,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 14:48:50,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 14:48:50,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:48:50,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-29 14:48:50,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:48:50,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:48:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:50,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:48:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:50,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:48:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:50,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:48:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:50,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:48:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:50,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:48:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:50,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:48:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:48:50,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:48:50,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:48:50,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:48:50,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:48:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:48:50,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:48:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:48:50,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:48:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:48:50,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:48:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:48:50,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:48:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:48:50,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:48:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:48:50,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 14:48:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:48:50,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:48:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:48:50,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:48:50,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-29 14:48:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:48:50,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 14:48:50,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 14:48:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-29 14:48:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:48:50,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:48:50,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:48:50,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:48:50,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:48:50,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:48:50,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:48:50,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:48:50,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:48:50,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:48:50,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:48:50,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:48:50,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:48:50,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [313103214] [2020-10-29 14:48:50,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:48:50,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-29 14:48:50,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417895710] [2020-10-29 14:48:50,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 14:48:50,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:48:50,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 14:48:50,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-29 14:48:50,345 INFO L87 Difference]: Start difference. First operand 8840 states and 13316 transitions. Second operand 13 states. [2020-10-29 14:48:50,949 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 14:48:51,191 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-29 14:48:51,515 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-29 14:48:52,049 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-29 14:48:54,759 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-29 14:48:55,382 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2020-10-29 14:48:55,982 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-29 14:48:56,288 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-29 14:48:56,979 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-29 14:48:57,236 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-10-29 14:49:10,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:49:10,207 INFO L93 Difference]: Finished difference Result 21858 states and 34716 transitions. [2020-10-29 14:49:10,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 14:49:10,207 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 255 [2020-10-29 14:49:10,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:49:10,282 INFO L225 Difference]: With dead ends: 21858 [2020-10-29 14:49:10,283 INFO L226 Difference]: Without dead ends: 13050 [2020-10-29 14:49:10,332 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-29 14:49:10,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13050 states. [2020-10-29 14:49:11,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13050 to 8920. [2020-10-29 14:49:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8920 states. [2020-10-29 14:49:11,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8920 states to 8920 states and 13348 transitions. [2020-10-29 14:49:11,867 INFO L78 Accepts]: Start accepts. Automaton has 8920 states and 13348 transitions. Word has length 255 [2020-10-29 14:49:11,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:49:11,868 INFO L481 AbstractCegarLoop]: Abstraction has 8920 states and 13348 transitions. [2020-10-29 14:49:11,868 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 14:49:11,868 INFO L276 IsEmpty]: Start isEmpty. Operand 8920 states and 13348 transitions. [2020-10-29 14:49:11,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-29 14:49:11,872 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:49:11,872 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] [2020-10-29 14:49:11,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 14:49:11,872 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:49:11,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:49:11,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1718010738, now seen corresponding path program 1 times [2020-10-29 14:49:11,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:49:11,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676040931] [2020-10-29 14:49:11,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:49:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:11,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:11,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:12,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:12,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:12,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:12,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:12,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:12,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:15,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:16,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:16,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-29 14:49:16,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 14:49:16,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 14:49:16,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:16,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:16,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:49:16,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:49:16,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-29 14:49:16,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:17,483 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-29 14:49:17,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:49:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:17,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:17,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:49:17,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:17,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 14:49:17,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:17,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:17,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:49:17,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:17,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:49:17,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:17,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:49:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:17,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:17,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:49:17,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:17,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:49:17,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:17,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:17,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:49:17,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:17,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:49:17,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:17,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:49:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:17,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:17,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:49:17,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:17,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:17,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:17,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:17,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:49:17,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:17,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:49:17,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:17,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:49:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:17,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:17,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:49:17,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:17,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 14:49:17,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:17,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:17,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:49:17,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:17,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:49:17,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:17,794 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-29 14:49:17,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 14:49:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:17,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:17,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:49:17,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:17,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 14:49:17,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:17,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:17,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:49:17,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:49:17,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-29 14:49:17,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:17,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 14:49:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:17,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:17,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:18,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:22,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:22,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-29 14:49:22,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 14:49:22,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 14:49:22,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:22,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:22,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:49:22,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-29 14:49:22,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:49:22,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:22,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:49:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:22,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:22,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:22,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:22,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:22,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:49:22,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:22,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:22,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:22,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:22,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:22,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:22,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:49:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:22,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:22,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:22,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:22,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:22,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:22,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:22,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:22,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:22,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:22,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:22,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:22,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:49:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:22,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:22,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:22,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:49:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:22,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:22,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:22,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:22,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:22,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:49:22,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:22,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:22,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:22,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:22,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:22,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:22,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:49:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:22,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:22,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:22,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:22,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:22,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:49:22,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:22,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:22,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:22,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:22,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:22,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:22,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:49:22,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:22,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:22,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:22,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:22,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:22,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:49:22,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:22,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:22,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:22,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:22,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:22,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:22,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:49:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:22,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:22,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:22,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:22,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:22,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:49:22,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:22,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:22,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:22,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:22,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:22,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:22,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:49:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:22,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:22,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:22,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:22,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:22,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:49:22,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:22,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:22,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:49:22,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:22,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:49:22,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:49:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:23,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:23,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:23,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:23,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:23,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:23,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:23,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:23,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:23,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:49:23,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:23,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:49:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:23,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:23,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:23,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:23,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:23,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:23,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:23,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:23,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:23,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:49:23,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:23,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:49:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:23,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:23,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:23,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:23,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:23,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:23,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:23,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:23,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:23,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:49:23,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:23,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:49:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:23,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:23,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:23,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:23,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:23,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:23,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:23,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:23,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:23,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:49:23,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:23,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:49:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:23,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:23,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:23,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:23,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:23,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:23,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:23,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:23,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:23,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:49:23,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:23,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 14:49:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:23,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:23,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:23,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:23,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:23,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:23,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:23,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:23,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:23,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:49:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:23,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:49:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:23,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:23,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:23,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:49:23,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:23,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:23,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:23,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:23,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:23,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:49:23,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:23,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-29 14:49:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:23,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:23,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:23,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:49:23,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:23,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 14:49:23,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:23,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:23,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:23,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 14:49:23,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:23,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-29 14:49:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:23,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:23,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:23,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:49:23,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:23,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:23,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:23,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:23,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:49:23,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:49:23,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:49:23,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:23,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:49:23,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676040931] [2020-10-29 14:49:23,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:49:23,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-29 14:49:23,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064192164] [2020-10-29 14:49:23,159 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 14:49:23,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:49:23,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 14:49:23,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-29 14:49:23,160 INFO L87 Difference]: Start difference. First operand 8920 states and 13348 transitions. Second operand 13 states. [2020-10-29 14:49:23,748 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 14:49:23,977 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-29 14:49:24,298 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-29 14:49:24,764 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-29 14:49:27,422 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-29 14:49:27,973 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-29 14:49:28,205 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-29 14:49:28,742 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-29 14:49:28,953 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-29 14:49:29,505 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-29 14:49:40,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:49:40,965 INFO L93 Difference]: Finished difference Result 21746 states and 34278 transitions. [2020-10-29 14:49:40,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 14:49:40,966 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 255 [2020-10-29 14:49:40,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:49:41,022 INFO L225 Difference]: With dead ends: 21746 [2020-10-29 14:49:41,022 INFO L226 Difference]: Without dead ends: 12858 [2020-10-29 14:49:41,050 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-29 14:49:41,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12858 states. [2020-10-29 14:49:42,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12858 to 8960. [2020-10-29 14:49:42,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8960 states. [2020-10-29 14:49:42,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8960 states to 8960 states and 13332 transitions. [2020-10-29 14:49:42,617 INFO L78 Accepts]: Start accepts. Automaton has 8960 states and 13332 transitions. Word has length 255 [2020-10-29 14:49:42,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:49:42,617 INFO L481 AbstractCegarLoop]: Abstraction has 8960 states and 13332 transitions. [2020-10-29 14:49:42,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 14:49:42,618 INFO L276 IsEmpty]: Start isEmpty. Operand 8960 states and 13332 transitions. [2020-10-29 14:49:42,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-29 14:49:42,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:49:42,620 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] [2020-10-29 14:49:42,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 14:49:42,620 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:49:42,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:49:42,621 INFO L82 PathProgramCache]: Analyzing trace with hash 76762036, now seen corresponding path program 1 times [2020-10-29 14:49:42,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:49:42,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [558390332] [2020-10-29 14:49:42,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:49:42,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:42,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:42,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:42,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:42,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:42,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:42,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:42,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:42,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:47,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:47,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-29 14:49:47,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 14:49:47,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 14:49:47,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:47,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:47,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:49:47,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:49:47,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 14:49:47,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:48,209 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-29 14:49:48,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:49:48,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:48,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:48,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:49:48,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:48,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 14:49:48,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:48,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:48,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:49:48,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:48,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:49:48,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:48,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:49:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:48,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:48,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:49:48,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:48,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:49:48,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:48,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:48,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:49:48,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:48,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:49:48,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:48,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:49:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:48,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:48,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:49:48,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:48,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:49:48,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:48,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:48,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:49:48,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:48,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:49:48,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:48,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:49:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:48,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:48,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:49:48,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:48,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 14:49:48,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:48,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:48,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:49:48,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:49:48,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:49:48,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:48,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 14:49:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:48,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:49:48,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 14:49:48,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:49:48,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 14:49:48,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:49:48,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:49:48,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:49:48,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:49:48,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-29 14:49:48,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:49:48,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 14:49:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:49:48,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:49:48,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking...