/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/token_ring.12.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 14:40:41,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 14:40:41,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 14:40:41,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 14:40:41,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 14:40:41,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 14:40:41,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 14:40:41,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 14:40:41,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 14:40:41,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 14:40:41,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 14:40:41,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 14:40:41,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 14:40:41,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 14:40:41,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 14:40:41,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 14:40:41,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 14:40:41,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 14:40:41,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 14:40:41,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 14:40:41,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 14:40:41,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 14:40:41,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 14:40:41,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 14:40:41,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 14:40:41,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 14:40:41,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 14:40:41,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 14:40:41,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 14:40:41,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 14:40:41,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 14:40:41,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 14:40:41,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 14:40:41,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 14:40:41,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 14:40:41,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 14:40:41,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 14:40:41,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 14:40:41,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 14:40:41,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 14:40:41,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 14:40:41,181 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 14:40:41,231 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 14:40:41,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 14:40:41,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 14:40:41,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 14:40:41,237 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 14:40:41,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 14:40:41,238 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 14:40:41,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 14:40:41,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 14:40:41,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 14:40:41,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 14:40:41,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 14:40:41,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 14:40:41,240 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 14:40:41,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 14:40:41,241 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 14:40:41,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 14:40:41,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 14:40:41,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 14:40:41,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 14:40:41,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 14:40:41,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 14:40:41,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 14:40:41,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 14:40:41,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 14:40:41,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 14:40:41,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 14:40:41,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 14:40:41,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 14:40:41,244 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 14:40:41,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 14:40:41,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 14:40:41,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 14:40:41,691 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 14:40:41,692 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 14:40:41,693 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.12.cil-2.c [2020-10-29 14:40:41,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6886d4083/17a08a038f8046de99d2568d42ae07b0/FLAG95d0e0d7d [2020-10-29 14:40:42,483 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 14:40:42,484 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.12.cil-2.c [2020-10-29 14:40:42,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6886d4083/17a08a038f8046de99d2568d42ae07b0/FLAG95d0e0d7d [2020-10-29 14:40:42,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6886d4083/17a08a038f8046de99d2568d42ae07b0 [2020-10-29 14:40:42,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 14:40:42,819 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 14:40:42,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 14:40:42,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 14:40:42,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 14:40:42,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:40:42" (1/1) ... [2020-10-29 14:40:42,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128ead23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:42, skipping insertion in model container [2020-10-29 14:40:42,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:40:42" (1/1) ... [2020-10-29 14:40:42,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 14:40:42,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 14:40:43,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:40:43,319 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 14:40:43,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:40:43,475 INFO L208 MainTranslator]: Completed translation [2020-10-29 14:40:43,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43 WrapperNode [2020-10-29 14:40:43,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 14:40:43,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 14:40:43,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 14:40:43,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 14:40:43,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43" (1/1) ... [2020-10-29 14:40:43,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43" (1/1) ... [2020-10-29 14:40:43,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43" (1/1) ... [2020-10-29 14:40:43,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43" (1/1) ... [2020-10-29 14:40:43,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43" (1/1) ... [2020-10-29 14:40:43,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43" (1/1) ... [2020-10-29 14:40:43,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43" (1/1) ... [2020-10-29 14:40:43,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 14:40:43,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 14:40:43,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 14:40:43,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 14:40:43,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43" (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 14:40:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 14:40:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 14:40:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 14:40:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-29 14:40:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-29 14:40:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-29 14:40:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-29 14:40:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-29 14:40:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-29 14:40:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-29 14:40:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-29 14:40:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-29 14:40:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-29 14:40:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-29 14:40:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-29 14:40:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-29 14:40:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-29 14:40:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-29 14:40:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-29 14:40:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-29 14:40:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-29 14:40:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-29 14:40:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-29 14:40:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-29 14:40:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-29 14:40:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-29 14:40:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-29 14:40:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-29 14:40:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-29 14:40:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-29 14:40:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-29 14:40:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-29 14:40:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-29 14:40:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-29 14:40:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-29 14:40:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-29 14:40:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-29 14:40:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-29 14:40:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-29 14:40:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-29 14:40:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-29 14:40:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-29 14:40:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-29 14:40:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 14:40:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 14:40:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 14:40:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 14:40:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 14:40:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-29 14:40:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-29 14:40:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-29 14:40:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-29 14:40:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-29 14:40:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-29 14:40:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-29 14:40:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-29 14:40:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-29 14:40:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-29 14:40:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-29 14:40:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-29 14:40:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-29 14:40:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-29 14:40:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-29 14:40:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 14:40:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-29 14:40:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-29 14:40:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-29 14:40:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-29 14:40:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-29 14:40:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-29 14:40:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-29 14:40:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-29 14:40:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-29 14:40:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-29 14:40:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-29 14:40:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-29 14:40:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-29 14:40:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-29 14:40:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-29 14:40:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-29 14:40:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-29 14:40:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-29 14:40:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-29 14:40:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-29 14:40:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-29 14:40:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-29 14:40:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-29 14:40:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-29 14:40:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-29 14:40:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 14:40:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 14:40:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 14:40:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 14:40:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 14:40:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 14:40:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 14:40:45,246 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 14:40:45,247 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-10-29 14:40:45,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:40:45 BoogieIcfgContainer [2020-10-29 14:40:45,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 14:40:45,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 14:40:45,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 14:40:45,259 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 14:40:45,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 02:40:42" (1/3) ... [2020-10-29 14:40:45,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c47525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:40:45, skipping insertion in model container [2020-10-29 14:40:45,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:40:43" (2/3) ... [2020-10-29 14:40:45,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c47525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:40:45, skipping insertion in model container [2020-10-29 14:40:45,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:40:45" (3/3) ... [2020-10-29 14:40:45,265 INFO L111 eAbstractionObserver]: Analyzing ICFG token_ring.12.cil-2.c [2020-10-29 14:40:45,278 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 14:40:45,284 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 14:40:45,299 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 14:40:45,342 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 14:40:45,343 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 14:40:45,343 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 14:40:45,343 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 14:40:45,343 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 14:40:45,343 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 14:40:45,343 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 14:40:45,343 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 14:40:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states. [2020-10-29 14:40:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-29 14:40:45,398 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:40:45,402 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] [2020-10-29 14:40:45,402 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:40:45,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:40:45,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1068558512, now seen corresponding path program 1 times [2020-10-29 14:40:45,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:40:45,418 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [949978523] [2020-10-29 14:40:45,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:40:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:45,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:46,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:46,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:46,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:46,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:46,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:47,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:50,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:50,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-29 14:40:50,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 14:40:50,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-29 14:40:50,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:50,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:40:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:40:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 14:40:50,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 14:40:51,330 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-29 14:40:51,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:40:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:51,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:51,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:51,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:40:51,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:51,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 14:40:51,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:51,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:51,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:51,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:51,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:40:51,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:51,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:40:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:51,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:51,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:51,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:40:51,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:51,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 14:40:51,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:51,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:51,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:51,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:51,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:40:51,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:51,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:40:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:51,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:51,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:51,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:40:51,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:51,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:51,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:51,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:51,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:51,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:51,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:40:51,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:51,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:40:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:51,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:51,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:51,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 14:40:51,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:51,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 14:40:51,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:51,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 14:40:51,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:51,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 14:40:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:51,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:51,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:51,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:40:51,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:51,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-29 14:40:51,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:51,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:51,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:40:51,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:40:51,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-29 14:40:51,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:40:51,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 14:40:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:51,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:51,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:51,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:51,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:51,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:53,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 14:40:56,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 14:40:56,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 14:40:56,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:40:56,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 14:40:56,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:40:56,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:56,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:40:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:56,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:56,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:56,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:56,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:56,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:40:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:40:56,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:40:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:40:56,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:56,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:40:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:56,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:56,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:56,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:56,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:40:56,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:40:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:56,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:56,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:56,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:56,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:40:56,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:40:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:56,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:56,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:56,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:56,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:56,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:40:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:56,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:56,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:56,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:40:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:56,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:56,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:56,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:56,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:56,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:40:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:56,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:56,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:56,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:56,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:56,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:40:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:56,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:56,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:56,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:56,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:56,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:40:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:56,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:56,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:56,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:56,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:56,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:56,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:56,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:56,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:56,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:56,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:40:56,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:40:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:56,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:57,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:57,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:57,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:57,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:57,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:57,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:57,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:57,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:57,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:57,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:57,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:40:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:57,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:57,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:57,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:57,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:57,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:57,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:57,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:57,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:57,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:57,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:57,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:57,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:40:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:57,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:57,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:57,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:57,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:57,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:57,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:57,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:57,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:57,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:40:57,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:57,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:57,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-29 14:40:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:57,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:57,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:57,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:40:57,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:57,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 14:40:57,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:57,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:57,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 14:40:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:57,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:57,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-29 14:40:57,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:57,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:57,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:57,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:40:57,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:57,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:57,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:57,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:57,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:57,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:40:57,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:57,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:57,195 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 14:40:57,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [949978523] [2020-10-29 14:40:57,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:40:57,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-29 14:40:57,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744071230] [2020-10-29 14:40:57,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 14:40:57,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:40:57,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 14:40:57,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-29 14:40:57,223 INFO L87 Difference]: Start difference. First operand 478 states. Second operand 13 states. [2020-10-29 14:40:57,739 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:40:57,944 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 14:40:58,303 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 14:41:00,430 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:41:00,911 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-10-29 14:41:01,400 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:41:01,600 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 14:41:02,081 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:41:02,268 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 14:41:12,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:41:12,868 INFO L93 Difference]: Finished difference Result 1269 states and 2109 transitions. [2020-10-29 14:41:12,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 14:41:12,875 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 232 [2020-10-29 14:41:12,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:41:12,900 INFO L225 Difference]: With dead ends: 1269 [2020-10-29 14:41:12,901 INFO L226 Difference]: Without dead ends: 809 [2020-10-29 14:41:12,910 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=173, Invalid=477, Unknown=0, NotChecked=0, Total=650 [2020-10-29 14:41:12,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2020-10-29 14:41:13,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 471. [2020-10-29 14:41:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2020-10-29 14:41:13,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 686 transitions. [2020-10-29 14:41:13,141 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 686 transitions. Word has length 232 [2020-10-29 14:41:13,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:41:13,142 INFO L481 AbstractCegarLoop]: Abstraction has 471 states and 686 transitions. [2020-10-29 14:41:13,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 14:41:13,142 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 686 transitions. [2020-10-29 14:41:13,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-29 14:41:13,149 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:41:13,150 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] [2020-10-29 14:41:13,150 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 14:41:13,150 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:41:13,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:41:13,151 INFO L82 PathProgramCache]: Analyzing trace with hash 605099986, now seen corresponding path program 1 times [2020-10-29 14:41:13,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:41:13,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [251794370] [2020-10-29 14:41:13,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:41:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:13,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:13,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:13,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:13,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:13,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:13,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:14,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:18,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:18,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-29 14:41:18,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 14:41:18,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 14:41:18,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:18,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:18,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:41:18,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:41:18,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-29 14:41:18,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:18,677 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-29 14:41:18,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:41:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:18,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:18,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:18,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:41:18,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:18,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 14:41:18,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:18,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:18,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:41:18,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:18,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:41:18,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:18,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:41:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:18,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:18,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:18,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:41:18,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:18,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:41:18,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:18,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:18,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:41:18,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:18,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:41:18,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 14:41:18,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:41:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:18,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:18,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:18,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:41:18,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:18,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:18,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:18,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:18,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:41:18,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:18,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:41:18,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:18,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:41:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:18,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:18,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:18,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 14:41:18,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:18,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 14:41:18,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:18,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:18,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:41:18,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:18,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 14:41:18,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:18,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 14:41:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:18,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:19,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:19,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:41:19,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:19,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 14:41:19,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:19,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:19,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:41:19,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:41:19,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-29 14:41:19,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:19,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 14:41:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:19,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:19,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:19,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:19,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:19,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:19,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 14:41:24,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 14:41:24,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 14:41:24,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:41:24,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-29 14:41:24,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:41:24,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:24,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:41:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:24,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:24,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:24,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:41:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:24,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:24,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:24,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:41:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:24,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:24,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:24,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:41:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:24,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:24,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:41:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:24,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:24,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:24,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:41:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:41:24,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:41:24,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:24,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:41:24,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:24,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:41:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:24,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:24,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-29 14:41:24,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:41:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:41:24,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:24,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:24,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:41:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:41:24,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:24,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:24,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:41:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:41:24,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:24,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:24,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:41:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:41:24,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:24,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:24,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:41:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:41:24,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:24,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:24,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:41:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:24,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:41:24,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:24,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:24,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-29 14:41:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:41:24,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 14:41:24,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 14:41:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:24,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-29 14:41:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:24,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:24,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:24,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:41:24,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:24,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:41:24,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:24,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:24,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:41:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:24,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:24,419 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 14:41:24,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [251794370] [2020-10-29 14:41:24,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:41:24,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-29 14:41:24,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248920421] [2020-10-29 14:41:24,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 14:41:24,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:41:24,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 14:41:24,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-29 14:41:24,426 INFO L87 Difference]: Start difference. First operand 471 states and 686 transitions. Second operand 13 states. [2020-10-29 14:41:24,901 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:41:25,090 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 14:41:25,369 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 14:41:27,911 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:41:28,397 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-10-29 14:41:28,884 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:41:29,085 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 14:41:29,579 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:41:29,751 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 14:41:38,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:41:38,880 INFO L93 Difference]: Finished difference Result 1245 states and 1950 transitions. [2020-10-29 14:41:38,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 14:41:38,881 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 232 [2020-10-29 14:41:38,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:41:38,892 INFO L225 Difference]: With dead ends: 1245 [2020-10-29 14:41:38,892 INFO L226 Difference]: Without dead ends: 804 [2020-10-29 14:41:38,896 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-29 14:41:38,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2020-10-29 14:41:39,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 476. [2020-10-29 14:41:39,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 476 states. [2020-10-29 14:41:39,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 688 transitions. [2020-10-29 14:41:39,046 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 688 transitions. Word has length 232 [2020-10-29 14:41:39,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:41:39,047 INFO L481 AbstractCegarLoop]: Abstraction has 476 states and 688 transitions. [2020-10-29 14:41:39,047 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 14:41:39,047 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 688 transitions. [2020-10-29 14:41:39,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-29 14:41:39,051 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:41:39,052 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] [2020-10-29 14:41:39,052 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 14:41:39,052 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:41:39,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:41:39,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1959204404, now seen corresponding path program 1 times [2020-10-29 14:41:39,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:41:39,053 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2088143186] [2020-10-29 14:41:39,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:41:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:39,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:39,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:39,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:39,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:39,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:39,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:42,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:44,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:44,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-29 14:41:44,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 14:41:44,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 14:41:44,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:44,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:44,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:41:44,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:41:44,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 14:41:44,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:44,608 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-29 14:41:44,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:41:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:44,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:44,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:44,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:41:44,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:44,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 14:41:44,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:44,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:44,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:41:44,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:44,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:41:44,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:44,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:41:44,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:44,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:44,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:44,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:41:44,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:44,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:41:44,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:44,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:44,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:41:44,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:44,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:41:44,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:44,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:41:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:44,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:44,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:44,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:41:44,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:44,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:44,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:44,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:44,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:41:44,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:44,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:41:44,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:44,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:41:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:44,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:44,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:44,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 14:41:44,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:44,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 14:41:44,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:44,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:41:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 14:41:44,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:44,984 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-10-29 14:41:44,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 14:41:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:44,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:45,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:45,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:41:45,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:45,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 14:41:45,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:45,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:45,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:41:45,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:41:45,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-29 14:41:45,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:45,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 14:41:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:45,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:45,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:45,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:45,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:45,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:49,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 14:41:50,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 14:41:50,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 14:41:50,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:41:50,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-29 14:41:50,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:41:50,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:41:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:41:50,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:50,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:41:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:50,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:41:50,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:41:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:50,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:41:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:50,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:41:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:41:50,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:41:50,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:41:50,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:41:50,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:41:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:50,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:41:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:50,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:41:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:50,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:41:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:50,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:41:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:50,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:41:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:50,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:41:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 14:41:50,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:50,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:41:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:41:50,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:41:50,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:41:50,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-29 14:41:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:41:50,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 14:41:50,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 14:41:50,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-29 14:41:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:41:50,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:41:50,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:41:50,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:41:50,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:41:50,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:41:50,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:41:50,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:41:50,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:41:50,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:41:50,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:41:50,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:41:50,506 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 14:41:50,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2088143186] [2020-10-29 14:41:50,507 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:41:50,507 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-29 14:41:50,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128052754] [2020-10-29 14:41:50,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 14:41:50,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:41:50,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 14:41:50,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-29 14:41:50,510 INFO L87 Difference]: Start difference. First operand 476 states and 688 transitions. Second operand 13 states. [2020-10-29 14:41:50,993 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:41:51,173 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 14:41:51,433 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 14:41:53,795 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:41:54,299 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-10-29 14:41:54,809 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:41:55,016 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 14:41:55,544 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:41:55,740 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 14:42:04,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:42:04,954 INFO L93 Difference]: Finished difference Result 1262 states and 1962 transitions. [2020-10-29 14:42:04,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 14:42:04,954 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 232 [2020-10-29 14:42:04,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:42:04,964 INFO L225 Difference]: With dead ends: 1262 [2020-10-29 14:42:04,965 INFO L226 Difference]: Without dead ends: 816 [2020-10-29 14:42:04,968 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=144, Invalid=408, Unknown=0, NotChecked=0, Total=552 [2020-10-29 14:42:04,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2020-10-29 14:42:05,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 481. [2020-10-29 14:42:05,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-10-29 14:42:05,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 690 transitions. [2020-10-29 14:42:05,067 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 690 transitions. Word has length 232 [2020-10-29 14:42:05,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:42:05,067 INFO L481 AbstractCegarLoop]: Abstraction has 481 states and 690 transitions. [2020-10-29 14:42:05,067 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 14:42:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 690 transitions. [2020-10-29 14:42:05,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-29 14:42:05,071 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:42:05,071 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] [2020-10-29 14:42:05,071 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 14:42:05,072 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:42:05,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:42:05,072 INFO L82 PathProgramCache]: Analyzing trace with hash -171826034, now seen corresponding path program 1 times [2020-10-29 14:42:05,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:42:05,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2140786230] [2020-10-29 14:42:05,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:42:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:05,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:05,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:05,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:05,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:05,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:05,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:08,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:08,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:08,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:08,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:08,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:08,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:08,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:09,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:10,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:10,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-29 14:42:10,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 14:42:10,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 14:42:10,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:10,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:10,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:42:10,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:42:10,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 168 [2020-10-29 14:42:10,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:10,572 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-29 14:42:10,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:42:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:10,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:10,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:10,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:42:10,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:10,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-29 14:42:10,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:10,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:10,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:10,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:10,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:42:10,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:10,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:42:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:10,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:10,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:10,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:42:10,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:10,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:42:10,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:10,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:10,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:10,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:10,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:42:10,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:10,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:42:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:10,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:10,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:10,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:42:10,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:10,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:10,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:10,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:10,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:10,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:10,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:42:10,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:10,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:42:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:10,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:10,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:10,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 14:42:10,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:10,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 14:42:10,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:10,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 14:42:10,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:10,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 14:42:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:10,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:10,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:10,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:42:10,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:10,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 14:42:10,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:10,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 14:42:10,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:10,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 14:42:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:10,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:10,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:10,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:10,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:11,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 14:42:15,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:42:15,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 14:42:15,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-29 14:42:15,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-29 14:42:15,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:42:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:15,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:15,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:15,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:42:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:15,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:15,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:15,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:42:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:15,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:15,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:15,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:42:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:15,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:15,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:15,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:42:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:15,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:15,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:15,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:42:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:15,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:15,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:15,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:42:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:15,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:15,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:15,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:42:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:15,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:15,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:15,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:42:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:42:15,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:15,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:42:15,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:42:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:42:15,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:15,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:42:15,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:42:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:42:15,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:15,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:42:15,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:42:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:42:15,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:15,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:42:15,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:42:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:15,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:15,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:15,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:15,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:15,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:15,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:15,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:15,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:15,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:42:15,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:15,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-29 14:42:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:15,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:16,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:16,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:42:16,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:16,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:42:16,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:16,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:16,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:16,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 14:42:16,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:16,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:16,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-29 14:42:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:16,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:16,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:16,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:42:16,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:16,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:16,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:16,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:16,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:16,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:42:16,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:16,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:16,090 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 14:42:16,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2140786230] [2020-10-29 14:42:16,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:42:16,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:42:16,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574604586] [2020-10-29 14:42:16,091 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:42:16,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:42:16,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:42:16,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:42:16,092 INFO L87 Difference]: Start difference. First operand 481 states and 690 transitions. Second operand 8 states. [2020-10-29 14:42:16,575 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:42:16,749 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:42:16,980 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:42:21,420 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:42:22,346 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:42:34,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:42:34,761 INFO L93 Difference]: Finished difference Result 1978 states and 3035 transitions. [2020-10-29 14:42:34,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:42:34,762 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 232 [2020-10-29 14:42:34,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:42:34,774 INFO L225 Difference]: With dead ends: 1978 [2020-10-29 14:42:34,775 INFO L226 Difference]: Without dead ends: 1528 [2020-10-29 14:42:34,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-29 14:42:34,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1528 states. [2020-10-29 14:42:34,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1528 to 953. [2020-10-29 14:42:34,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 953 states. [2020-10-29 14:42:34,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 953 states and 1379 transitions. [2020-10-29 14:42:34,978 INFO L78 Accepts]: Start accepts. Automaton has 953 states and 1379 transitions. Word has length 232 [2020-10-29 14:42:34,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:42:34,978 INFO L481 AbstractCegarLoop]: Abstraction has 953 states and 1379 transitions. [2020-10-29 14:42:34,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:42:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1379 transitions. [2020-10-29 14:42:34,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-29 14:42:34,982 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:42:34,983 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] [2020-10-29 14:42:34,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 14:42:34,983 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:42:34,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:42:34,983 INFO L82 PathProgramCache]: Analyzing trace with hash 183770413, now seen corresponding path program 1 times [2020-10-29 14:42:34,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:42:34,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1267742694] [2020-10-29 14:42:34,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:42:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:35,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:35,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:35,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:35,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:35,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:35,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:35,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:40,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:40,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-29 14:42:40,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 14:42:40,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 14:42:40,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:40,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:40,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:42:40,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:42:40,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-29 14:42:40,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:40,505 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-29 14:42:40,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:42:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:40,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:40,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:40,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:42:40,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:40,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 14:42:40,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:40,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:40,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:40,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:40,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:42:40,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:40,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:42:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:40,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:40,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:40,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:42:40,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:40,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:42:40,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:40,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:40,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:40,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:40,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:42:40,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:40,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:42:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:40,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:40,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:40,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:42:40,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:40,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:40,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:40,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:40,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:40,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:40,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:42:40,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:40,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:42:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:40,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:40,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:40,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 14:42:40,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:40,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:42:40,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:40,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:40,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:42:40,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:40,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 14:42:40,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:40,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 14:42:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:40,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:40,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:40,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:42:40,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:40,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 14:42:40,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:40,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:40,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:42:40,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:42:40,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-29 14:42:40,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:40,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 14:42:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:40,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:40,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:40,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:40,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:41,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 14:42:45,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:42:45,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 14:42:45,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:42:45,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-29 14:42:45,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:42:45,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:42:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:45,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:42:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:45,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:42:45,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:42:45,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:42:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:45,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:42:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:45,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:42:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:45,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:42:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:42:45,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:42:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:45,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:42:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:42:45,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:42:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:45,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:42:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:42:45,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:42:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:42:45,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:42:45,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:42:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:45,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:42:45,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:42:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:45,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:45,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:42:45,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:45,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:42:45,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:45,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:45,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:45,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:42:45,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:45,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:45,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-29 14:42:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:45,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:46,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:46,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:42:46,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:46,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:42:46,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:46,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:46,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 14:42:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:46,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:46,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-29 14:42:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:42:46,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:42:46,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:42:46,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:42:46,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:42:46,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:42:46,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:42:46,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:42:46,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:42:46,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:42:46,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:42:46,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:42:46,062 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 14:42:46,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1267742694] [2020-10-29 14:42:46,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:42:46,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-29 14:42:46,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147288681] [2020-10-29 14:42:46,063 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 14:42:46,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:42:46,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 14:42:46,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-29 14:42:46,064 INFO L87 Difference]: Start difference. First operand 953 states and 1379 transitions. Second operand 13 states. [2020-10-29 14:42:46,581 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:42:46,772 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 14:42:47,048 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 14:42:50,537 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-29 14:42:51,046 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-10-29 14:42:51,578 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-29 14:42:51,792 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 14:42:52,314 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-29 14:42:52,504 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 14:43:01,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:43:01,052 INFO L93 Difference]: Finished difference Result 2475 states and 3822 transitions. [2020-10-29 14:43:01,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 14:43:01,053 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 232 [2020-10-29 14:43:01,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:43:01,064 INFO L225 Difference]: With dead ends: 2475 [2020-10-29 14:43:01,064 INFO L226 Difference]: Without dead ends: 1552 [2020-10-29 14:43:01,070 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-29 14:43:01,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2020-10-29 14:43:01,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 963. [2020-10-29 14:43:01,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 963 states. [2020-10-29 14:43:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1383 transitions. [2020-10-29 14:43:01,319 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1383 transitions. Word has length 232 [2020-10-29 14:43:01,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:43:01,320 INFO L481 AbstractCegarLoop]: Abstraction has 963 states and 1383 transitions. [2020-10-29 14:43:01,320 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 14:43:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1383 transitions. [2020-10-29 14:43:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-29 14:43:01,324 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:43:01,324 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] [2020-10-29 14:43:01,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 14:43:01,324 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:43:01,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:43:01,325 INFO L82 PathProgramCache]: Analyzing trace with hash 193641191, now seen corresponding path program 1 times [2020-10-29 14:43:01,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:43:01,325 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1672826715] [2020-10-29 14:43:01,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:43:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:01,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:01,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:01,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:01,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:01,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:01,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:02,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:02,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:02,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:02,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:02,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:02,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:02,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:02,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:03,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:04,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:06,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:06,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-29 14:43:06,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 28 [2020-10-29 14:43:06,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-29 14:43:06,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:06,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:43:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:43:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-29 14:43:06,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:06,856 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-29 14:43:06,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:43:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:06,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:06,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:06,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:43:06,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:06,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 14:43:06,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:06,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:06,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:06,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:06,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:43:06,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:06,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:43:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:06,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:06,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:06,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:43:06,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:06,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:43:06,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:06,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:06,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:06,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:06,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:43:06,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:06,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:43:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:06,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:06,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:06,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:43:06,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:06,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:06,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:06,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:06,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:06,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:06,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:43:06,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:07,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:43:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:07,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:07,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:07,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 14:43:07,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:07,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 14:43:07,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:07,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:07,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:07,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:07,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 14:43:07,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 14:43:07,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 14:43:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:07,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:07,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:07,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:43:07,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:07,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 14:43:07,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:07,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:07,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:07,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:07,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 14:43:07,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:07,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 14:43:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:07,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:07,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:07,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:07,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:07,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 14:43:12,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:43:12,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 14:43:12,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:12,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-29 14:43:12,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-29 14:43:12,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:43:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:12,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:43:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:12,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:12,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:12,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:43:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:12,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:12,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:43:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:12,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:12,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:12,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:43:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:12,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:12,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:12,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:43:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:43:12,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:12,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:43:12,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:43:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:43:12,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:12,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:12,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:43:12,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:43:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:43:12,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:12,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 14:43:12,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:43:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:43:12,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:12,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:12,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:43:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:12,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:12,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:12,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:43:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:43:12,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:12,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:12,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:43:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:43:12,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:12,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:12,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:43:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:12,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:12,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:12,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:12,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:12,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-29 14:43:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:12,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-29 14:43:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:12,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:12,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:12,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:43:12,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:12,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:12,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:12,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:12,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:12,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:43:12,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:12,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:12,378 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 14:43:12,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1672826715] [2020-10-29 14:43:12,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:43:12,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:43:12,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578834074] [2020-10-29 14:43:12,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:43:12,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:43:12,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:43:12,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:43:12,381 INFO L87 Difference]: Start difference. First operand 963 states and 1383 transitions. Second operand 8 states. [2020-10-29 14:43:12,878 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:43:13,059 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:43:13,311 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:43:17,621 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:43:18,653 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:43:31,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:43:31,225 INFO L93 Difference]: Finished difference Result 3928 states and 6017 transitions. [2020-10-29 14:43:31,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:43:31,226 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 232 [2020-10-29 14:43:31,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:43:31,247 INFO L225 Difference]: With dead ends: 3928 [2020-10-29 14:43:31,248 INFO L226 Difference]: Without dead ends: 2996 [2020-10-29 14:43:31,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-29 14:43:31,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2996 states. [2020-10-29 14:43:31,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2996 to 1902. [2020-10-29 14:43:31,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1902 states. [2020-10-29 14:43:31,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 2747 transitions. [2020-10-29 14:43:31,701 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 2747 transitions. Word has length 232 [2020-10-29 14:43:31,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:43:31,701 INFO L481 AbstractCegarLoop]: Abstraction has 1902 states and 2747 transitions. [2020-10-29 14:43:31,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:43:31,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2747 transitions. [2020-10-29 14:43:31,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-29 14:43:31,703 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:43:31,704 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] [2020-10-29 14:43:31,704 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 14:43:31,704 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:43:31,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:43:31,704 INFO L82 PathProgramCache]: Analyzing trace with hash -368203286, now seen corresponding path program 1 times [2020-10-29 14:43:31,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:43:31,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1059344944] [2020-10-29 14:43:31,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:43:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:31,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:31,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:31,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:31,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:31,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:32,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:32,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:32,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:32,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:32,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:32,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:32,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:33,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:36,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:36,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-29 14:43:36,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-29 14:43:36,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-29 14:43:36,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:36,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:36,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:43:36,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:43:36,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 157 [2020-10-29 14:43:36,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:37,206 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-29 14:43:37,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:43:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:37,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:37,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:37,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:43:37,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:37,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 14:43:37,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:37,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:37,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:37,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:37,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:43:37,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:37,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:43:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:37,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:37,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:37,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:43:37,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:37,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:43:37,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:37,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:43:37,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:37,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:43:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:37,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:37,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:37,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:43:37,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:37,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:43:37,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:37,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:37,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:37,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:37,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:43:37,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:37,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:43:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:37,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:37,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:37,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 14:43:37,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:37,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:43:37,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:37,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:37,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:37,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:37,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 14:43:37,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:37,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 14:43:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:37,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:37,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:37,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:43:37,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:37,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 14:43:37,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:37,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:37,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:37,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:37,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 14:43:37,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:37,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 14:43:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:37,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:37,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:37,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:37,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:37,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 14:43:42,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:43:42,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 14:43:42,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:42,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-29 14:43:42,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 14:43:42,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:43:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:42,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:42,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:42,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:43:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:43:42,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:42,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:42,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:43:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:42,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:42,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:42,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:43:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:43:42,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:42,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:42,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:43:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:43:42,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:42,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:42,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:43:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:43:42,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:42,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:42,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:43:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:43:42,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:42,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:42,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:43:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:42,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:42,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:43:42,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:43:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:43:42,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:42,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:42,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:43:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:43:42,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:42,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:42,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:43:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:42,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:42,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:42,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:43:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:42,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:42,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:42,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:43:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:43:42,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:43:42,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:43:42,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:43:42,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:43:42,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-29 14:43:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:43:42,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:43:42,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:42,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 14:43:42,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:42,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-29 14:43:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:42,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:42,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:43:42,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:43:42,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:43:42,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:43:42,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:43:42,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:43:42,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:43:42,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:43:42,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:43:42,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:43:42,625 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 14:43:42,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1059344944] [2020-10-29 14:43:42,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:43:42,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:43:42,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687847942] [2020-10-29 14:43:42,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:43:42,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:43:42,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:43:42,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:43:42,627 INFO L87 Difference]: Start difference. First operand 1902 states and 2747 transitions. Second operand 8 states. [2020-10-29 14:43:43,105 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:43:43,279 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:43:43,526 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:43:47,330 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:43:48,182 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:43:58,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:43:58,392 INFO L93 Difference]: Finished difference Result 7757 states and 11938 transitions. [2020-10-29 14:43:58,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:43:58,393 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 232 [2020-10-29 14:43:58,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:43:58,426 INFO L225 Difference]: With dead ends: 7757 [2020-10-29 14:43:58,427 INFO L226 Difference]: Without dead ends: 5886 [2020-10-29 14:43:58,438 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-29 14:43:58,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5886 states. [2020-10-29 14:43:59,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5886 to 3780. [2020-10-29 14:43:59,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3780 states. [2020-10-29 14:43:59,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 3780 states and 5471 transitions. [2020-10-29 14:43:59,492 INFO L78 Accepts]: Start accepts. Automaton has 3780 states and 5471 transitions. Word has length 232 [2020-10-29 14:43:59,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:43:59,493 INFO L481 AbstractCegarLoop]: Abstraction has 3780 states and 5471 transitions. [2020-10-29 14:43:59,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:43:59,493 INFO L276 IsEmpty]: Start isEmpty. Operand 3780 states and 5471 transitions. [2020-10-29 14:43:59,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-29 14:43:59,496 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:43:59,496 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] [2020-10-29 14:43:59,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 14:43:59,497 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:43:59,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:43:59,497 INFO L82 PathProgramCache]: Analyzing trace with hash -80743381, now seen corresponding path program 1 times [2020-10-29 14:43:59,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:43:59,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1100089434] [2020-10-29 14:43:59,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:43:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:43:59,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:59,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:59,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:59,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:59,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:43:59,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:00,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:04,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:04,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-29 14:44:04,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-29 14:44:04,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 14:44:04,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:04,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:04,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:44:04,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:44:04,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-29 14:44:04,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:05,020 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-29 14:44:05,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:44:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:05,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:05,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:05,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:44:05,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:05,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 14:44:05,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:05,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:05,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:05,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:05,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:44:05,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:05,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:44:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:05,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:05,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:05,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:44:05,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:05,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:44:05,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:05,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:05,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:05,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:05,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:44:05,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:05,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:44:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:05,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:05,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:05,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:44:05,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:05,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:05,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:05,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:05,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:05,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:05,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:44:05,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:44:05,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:44:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:05,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:05,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:05,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 14:44:05,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:05,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:44:05,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:05,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:05,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:05,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:05,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 14:44:05,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:05,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 14:44:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:05,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:05,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:05,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:44:05,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:05,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 14:44:05,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:05,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:05,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:05,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 14:44:05,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:05,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 14:44:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:05,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:05,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:05,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:05,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:05,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 14:44:10,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:44:10,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 14:44:10,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-29 14:44:10,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-29 14:44:10,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:44:10,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:10,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:10,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:10,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:44:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:10,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:10,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:10,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:44:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:10,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:44:10,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:44:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:10,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:44:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:10,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:44:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:10,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:44:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:10,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:44:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:10,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 14:44:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:10,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 14:44:10,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:10,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 14:44:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:10,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 14:44:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:10,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 14:44:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:10,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:10,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:10,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:10,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:44:10,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-29 14:44:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 14:44:10,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:44:10,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:10,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 14:44:10,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:10,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-29 14:44:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:10,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:10,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:10,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:44:10,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:10,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:10,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:10,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:10,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:10,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:44:10,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:10,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:10,499 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 14:44:10,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1100089434] [2020-10-29 14:44:10,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:44:10,500 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:44:10,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682658542] [2020-10-29 14:44:10,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:44:10,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:44:10,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:44:10,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:44:10,501 INFO L87 Difference]: Start difference. First operand 3780 states and 5471 transitions. Second operand 8 states. [2020-10-29 14:44:10,993 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-29 14:44:11,202 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:44:11,448 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:44:15,366 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 14:44:16,379 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 234