/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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 -i ../../../trunk/examples/svcomp/systemc/token_ring.03.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 10:12:22,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 10:12:22,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 10:12:22,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 10:12:22,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 10:12:22,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 10:12:22,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 10:12:22,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 10:12:22,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 10:12:22,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 10:12:22,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 10:12:22,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 10:12:22,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 10:12:22,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 10:12:22,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 10:12:22,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 10:12:22,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 10:12:22,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 10:12:22,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 10:12:22,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 10:12:22,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 10:12:22,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 10:12:22,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 10:12:22,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 10:12:22,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 10:12:22,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 10:12:22,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 10:12:22,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 10:12:22,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 10:12:22,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 10:12:22,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 10:12:22,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 10:12:22,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 10:12:22,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 10:12:22,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 10:12:22,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 10:12:22,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 10:12:22,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 10:12:22,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 10:12:22,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 10:12:22,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 10:12:22,119 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 [2020-10-14 10:12:22,165 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 10:12:22,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 10:12:22,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 10:12:22,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 10:12:22,170 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 10:12:22,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 10:12:22,170 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 10:12:22,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 10:12:22,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 10:12:22,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 10:12:22,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 10:12:22,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 10:12:22,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 10:12:22,175 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 10:12:22,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 10:12:22,175 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 10:12:22,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 10:12:22,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 10:12:22,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 10:12:22,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 10:12:22,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 10:12:22,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 10:12:22,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 10:12:22,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 10:12:22,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 10:12:22,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 10:12:22,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 10:12:22,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 10:12:22,179 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 10:12:22,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 10:12:22,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 10:12:22,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 10:12:22,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 10:12:22,513 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 10:12:22,515 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 10:12:22,516 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.03.cil-1.c [2020-10-14 10:12:22,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d1d077b4e/26f9d486f85344c6a3b1550dcec1abff/FLAG94760e6d0 [2020-10-14 10:12:23,007 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 10:12:23,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.03.cil-1.c [2020-10-14 10:12:23,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d1d077b4e/26f9d486f85344c6a3b1550dcec1abff/FLAG94760e6d0 [2020-10-14 10:12:23,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d1d077b4e/26f9d486f85344c6a3b1550dcec1abff [2020-10-14 10:12:23,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 10:12:23,373 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 10:12:23,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 10:12:23,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 10:12:23,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 10:12:23,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:12:23" (1/1) ... [2020-10-14 10:12:23,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cfafcce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23, skipping insertion in model container [2020-10-14 10:12:23,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:12:23" (1/1) ... [2020-10-14 10:12:23,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 10:12:23,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 10:12:23,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:12:23,656 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 10:12:23,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:12:23,836 INFO L208 MainTranslator]: Completed translation [2020-10-14 10:12:23,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23 WrapperNode [2020-10-14 10:12:23,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 10:12:23,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 10:12:23,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 10:12:23,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 10:12:23,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23" (1/1) ... [2020-10-14 10:12:23,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23" (1/1) ... [2020-10-14 10:12:23,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23" (1/1) ... [2020-10-14 10:12:23,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23" (1/1) ... [2020-10-14 10:12:23,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23" (1/1) ... [2020-10-14 10:12:23,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23" (1/1) ... [2020-10-14 10:12:23,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23" (1/1) ... [2020-10-14 10:12:23,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 10:12:23,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 10:12:23,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 10:12:23,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 10:12:23,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 10:12:23,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 10:12:23,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 10:12:23,963 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-14 10:12:23,963 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-14 10:12:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-14 10:12:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-14 10:12:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-14 10:12:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-14 10:12:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-14 10:12:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-14 10:12:23,964 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-14 10:12:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-14 10:12:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-14 10:12:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-14 10:12:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-14 10:12:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-14 10:12:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-14 10:12:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-14 10:12:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-14 10:12:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-14 10:12:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-14 10:12:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-14 10:12:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-14 10:12:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-14 10:12:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 10:12:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 10:12:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-14 10:12:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-14 10:12:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-14 10:12:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-14 10:12:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-14 10:12:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-14 10:12:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 10:12:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-14 10:12:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-14 10:12:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-14 10:12:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-14 10:12:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-14 10:12:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-14 10:12:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-14 10:12:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-14 10:12:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-14 10:12:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-14 10:12:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-14 10:12:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-14 10:12:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-14 10:12:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-14 10:12:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-14 10:12:23,971 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-14 10:12:23,971 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 10:12:23,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 10:12:23,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 10:12:24,607 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 10:12:24,608 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-14 10:12:24,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:12:24 BoogieIcfgContainer [2020-10-14 10:12:24,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 10:12:24,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 10:12:24,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 10:12:24,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 10:12:24,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:12:23" (1/3) ... [2020-10-14 10:12:24,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277b4239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:12:24, skipping insertion in model container [2020-10-14 10:12:24,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:23" (2/3) ... [2020-10-14 10:12:24,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277b4239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:12:24, skipping insertion in model container [2020-10-14 10:12:24,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:12:24" (3/3) ... [2020-10-14 10:12:24,623 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.03.cil-1.c [2020-10-14 10:12:24,633 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 10:12:24,641 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 10:12:24,655 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 10:12:24,680 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 10:12:24,681 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 10:12:24,681 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 10:12:24,681 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 10:12:24,681 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 10:12:24,682 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 10:12:24,682 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 10:12:24,682 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 10:12:24,704 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states. [2020-10-14 10:12:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-14 10:12:24,717 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:12:24,719 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] [2020-10-14 10:12:24,719 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:12:24,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:12:24,726 INFO L82 PathProgramCache]: Analyzing trace with hash -604727244, now seen corresponding path program 1 times [2020-10-14 10:12:24,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:12:24,735 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [424444318] [2020-10-14 10:12:24,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:12:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:25,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:25,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:25,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:25,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:25,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:28,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:29,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:29,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 10:12:29,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:12:29,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 10:12:29,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:29,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:12:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-14 10:12:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 10:12:29,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 10:12:30,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:12:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:30,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:30,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:30,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:12:30,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:30,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:12:30,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:30,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:30,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:30,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:30,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:30,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:30,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:12:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:30,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:30,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:30,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:12:30,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:30,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:12:30,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:30,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:30,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:30,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:30,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:30,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-14 10:12:30,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:12:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:30,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:30,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:30,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:12:30,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:30,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:12:30,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:30,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:30,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:30,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:12:30,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:30,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:30,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:30,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:30,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:30,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:12:30,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:30,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:30,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:30,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:30,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:30,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 10:12:30,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:12:30,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:30,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:30,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:30,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:12:30,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:30,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 10:12:30,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:30,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:30,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:30,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:30,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:12:30,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:30,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:12:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:30,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:30,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:30,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:30,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:31,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:34,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:34,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:12:34,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:12:34,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4081 [2020-10-14 10:12:34,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:34,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:34,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:34,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:34,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 10:12:34,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:34,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:12:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:34,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:34,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:34,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:34,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:34,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:34,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:34,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:34,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:34,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:12:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:34,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:34,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:34,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:34,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:34,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:34,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:34,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:34,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:34,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:34,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:34,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:34,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:12:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:34,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:34,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:34,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:34,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:34,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:34,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:34,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:34,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:34,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:12:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:34,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:34,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:34,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:34,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:34,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:34,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:34,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:34,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:34,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:34,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:34,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:12:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:34,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:34,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:34,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:12:34,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:34,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:12:34,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:34,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:34,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:12:34,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 10:12:34,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 10:12:34,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:34,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:12:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:34,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:34,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:34,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:12:34,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:34,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:12:34,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:34,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:34,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:34,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:12:34,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:34,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:12:34,495 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [424444318] [2020-10-14 10:12:34,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:12:34,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:12:34,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151275808] [2020-10-14 10:12:34,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:12:34,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:12:34,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:12:34,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:12:34,521 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 9 states. [2020-10-14 10:12:40,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:12:40,280 INFO L93 Difference]: Finished difference Result 1099 states and 1935 transitions. [2020-10-14 10:12:40,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-14 10:12:40,282 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 106 [2020-10-14 10:12:40,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:12:40,333 INFO L225 Difference]: With dead ends: 1099 [2020-10-14 10:12:40,333 INFO L226 Difference]: Without dead ends: 888 [2020-10-14 10:12:40,346 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=220, Invalid=710, Unknown=0, NotChecked=0, Total=930 [2020-10-14 10:12:40,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2020-10-14 10:12:40,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 620. [2020-10-14 10:12:40,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2020-10-14 10:12:40,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 940 transitions. [2020-10-14 10:12:40,586 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 940 transitions. Word has length 106 [2020-10-14 10:12:40,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:12:40,587 INFO L479 AbstractCegarLoop]: Abstraction has 620 states and 940 transitions. [2020-10-14 10:12:40,587 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:12:40,587 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 940 transitions. [2020-10-14 10:12:40,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-14 10:12:40,599 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:12:40,599 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] [2020-10-14 10:12:40,600 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 10:12:40,600 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:12:40,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:12:40,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1461139959, now seen corresponding path program 1 times [2020-10-14 10:12:40,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:12:40,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [697819112] [2020-10-14 10:12:40,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:12:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:40,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:40,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:40,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:40,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:42,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:42,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:42,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:42,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:42,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:42,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:42,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:42,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:42,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:45,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:45,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 10:12:45,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 10:12:45,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 10:12:45,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:45,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:45,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:12:45,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:12:45,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-14 10:12:45,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:45,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:12:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:45,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:45,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:45,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:12:45,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:45,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:12:45,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:45,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:45,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:45,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:45,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:12:45,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:45,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:12:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:45,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:45,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:45,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:12:45,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:45,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:12:45,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:45,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:45,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:45,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:45,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:12:45,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:45,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:12:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:45,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:45,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:45,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:12:45,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:45,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:45,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:45,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:45,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:45,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:45,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:12:45,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:45,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:12:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:45,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:45,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:45,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:45,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:45,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:12:45,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:45,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:45,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:45,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:45,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:12:45,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:45,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:12:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:45,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:45,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:45,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:12:45,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:45,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:12:45,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:45,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:45,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:45,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:45,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 10:12:45,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:45,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:12:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:45,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:45,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:45,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:45,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:46,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:46,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:12:46,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:12:46,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 592 [2020-10-14 10:12:46,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:46,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:46,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:46,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-14 10:12:46,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 10:12:46,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:46,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:12:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:46,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:46,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:46,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:46,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:46,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:46,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:46,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:46,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:46,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:46,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:46,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:46,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:12:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:46,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:46,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:46,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:46,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:46,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:12:46,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:46,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:46,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:46,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:46,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:46,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 10:12:46,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:12:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:46,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:46,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:46,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:46,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:46,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:12:46,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:46,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:46,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:46,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:46,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:12:46,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:46,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:12:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:46,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:46,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:46,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:46,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:46,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:12:46,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:46,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:46,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:12:46,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:46,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:12:46,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:46,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:12:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:46,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:46,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:46,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:12:46,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:46,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:12:46,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:46,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:46,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:46,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 10:12:46,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:46,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:46,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:12:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:46,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:46,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:46,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:12:46,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:46,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:46,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:46,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:46,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:46,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:12:46,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:46,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:46,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:12:46,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [697819112] [2020-10-14 10:12:46,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:12:46,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:12:46,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99236418] [2020-10-14 10:12:46,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:12:46,524 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:12:46,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:12:46,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:12:46,525 INFO L87 Difference]: Start difference. First operand 620 states and 940 transitions. Second operand 8 states. [2020-10-14 10:12:49,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:12:49,414 INFO L93 Difference]: Finished difference Result 2057 states and 3309 transitions. [2020-10-14 10:12:49,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:12:49,415 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 106 [2020-10-14 10:12:49,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:12:49,433 INFO L225 Difference]: With dead ends: 2057 [2020-10-14 10:12:49,433 INFO L226 Difference]: Without dead ends: 1461 [2020-10-14 10:12:49,439 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:12:49,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1461 states. [2020-10-14 10:12:49,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1461 to 1101. [2020-10-14 10:12:49,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1101 states. [2020-10-14 10:12:49,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 1101 states and 1646 transitions. [2020-10-14 10:12:49,579 INFO L78 Accepts]: Start accepts. Automaton has 1101 states and 1646 transitions. Word has length 106 [2020-10-14 10:12:49,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:12:49,582 INFO L479 AbstractCegarLoop]: Abstraction has 1101 states and 1646 transitions. [2020-10-14 10:12:49,582 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:12:49,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1646 transitions. [2020-10-14 10:12:49,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-14 10:12:49,585 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:12:49,586 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] [2020-10-14 10:12:49,586 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 10:12:49,586 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:12:49,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:12:49,587 INFO L82 PathProgramCache]: Analyzing trace with hash -666766858, now seen corresponding path program 1 times [2020-10-14 10:12:49,587 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:12:49,587 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2041935689] [2020-10-14 10:12:49,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:12:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:49,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:49,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:49,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:49,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:49,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:54,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:54,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 10:12:54,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:12:54,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 10:12:54,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:54,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:54,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:12:54,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-14 10:12:54,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:12:54,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:54,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:12:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:54,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:54,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:54,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:12:54,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:54,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:12:54,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:54,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:54,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:54,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:54,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:12:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:54,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:54,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:54,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:12:54,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:54,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:54,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:54,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:54,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:54,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:54,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:12:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:54,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:54,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:54,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:12:54,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:54,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:12:54,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:54,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:54,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:54,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:54,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:12:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:54,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:54,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:54,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:54,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:54,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:54,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:54,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:54,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:54,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:54,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:54,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:54,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:12:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:54,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:54,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:54,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:12:54,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:54,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:12:54,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:54,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:54,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:54,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:12:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:54,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:54,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:54,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:54,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:56,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:12:56,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:12:56,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1719 [2020-10-14 10:12:56,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:56,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:56,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:12:56,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 10:12:56,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:12:56,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:56,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:12:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:56,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:56,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:56,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:56,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:56,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:56,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:56,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:56,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:56,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:56,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:56,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:12:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:56,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:56,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:56,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:56,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:12:56,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:56,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:56,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:12:56,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:12:56,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:12:56,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:56,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:12:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:56,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:56,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:56,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:56,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:56,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:56,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:56,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:12:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:56,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:56,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:12:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:56,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:56,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:12:56,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:56,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:56,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:56,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:56,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:56,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:12:56,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:56,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:12:56,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:12:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:56,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:56,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:12:56,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:56,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:12:56,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:56,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:56,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:56,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 10:12:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:56,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:56,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:12:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:56,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:12:56,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:12:56,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:12:56,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:12:56,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:12:56,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:12:56,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:12:56,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:12:56,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:12:56,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:12:56,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:12:56,597 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2041935689] [2020-10-14 10:12:56,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:12:56,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:12:56,597 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25917639] [2020-10-14 10:12:56,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:12:56,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:12:56,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:12:56,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:12:56,599 INFO L87 Difference]: Start difference. First operand 1101 states and 1646 transitions. Second operand 10 states. [2020-10-14 10:12:59,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:12:59,017 INFO L93 Difference]: Finished difference Result 2621 states and 4202 transitions. [2020-10-14 10:12:59,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:12:59,017 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2020-10-14 10:12:59,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:12:59,030 INFO L225 Difference]: With dead ends: 2621 [2020-10-14 10:12:59,030 INFO L226 Difference]: Without dead ends: 1543 [2020-10-14 10:12:59,037 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:12:59,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1543 states. [2020-10-14 10:12:59,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1543 to 1131. [2020-10-14 10:12:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1131 states. [2020-10-14 10:12:59,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 1131 states and 1676 transitions. [2020-10-14 10:12:59,151 INFO L78 Accepts]: Start accepts. Automaton has 1131 states and 1676 transitions. Word has length 106 [2020-10-14 10:12:59,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:12:59,152 INFO L479 AbstractCegarLoop]: Abstraction has 1131 states and 1676 transitions. [2020-10-14 10:12:59,152 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:12:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1676 transitions. [2020-10-14 10:12:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-14 10:12:59,154 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:12:59,154 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] [2020-10-14 10:12:59,155 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 10:12:59,155 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:12:59,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:12:59,155 INFO L82 PathProgramCache]: Analyzing trace with hash 209252148, now seen corresponding path program 1 times [2020-10-14 10:12:59,156 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:12:59,156 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1246473069] [2020-10-14 10:12:59,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:12:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:59,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:59,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:59,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:59,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:00,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:00,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:00,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:00,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:00,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:00,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:00,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 10:13:04,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-14 10:13:04,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 10:13:04,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:13:04,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-14 10:13:04,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:13:04,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:04,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:04,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:04,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:04,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:04,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:04,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:04,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:04,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:04,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:04,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:04,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:04,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:13:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:04,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:04,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:04,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:04,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:13:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:04,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:13:04,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-14 10:13:04,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:13:04,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:13:04,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:13:04,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:04,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:04,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:13:04,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:04,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:13:04,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:04,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:04,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:13:04,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:04,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:04,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:13:04,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:04,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:04,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:13:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:13:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:04,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:04,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 10:13:04,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:13:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:04,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:04,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:04,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:04,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:04,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:04,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:04,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:04,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:04,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:04,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:04,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:13:04,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1246473069] [2020-10-14 10:13:04,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:04,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:13:04,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464554021] [2020-10-14 10:13:04,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:13:04,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:04,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:13:04,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:13:04,596 INFO L87 Difference]: Start difference. First operand 1131 states and 1676 transitions. Second operand 10 states. [2020-10-14 10:13:06,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:06,942 INFO L93 Difference]: Finished difference Result 2681 states and 4256 transitions. [2020-10-14 10:13:06,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:13:06,943 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2020-10-14 10:13:06,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:06,954 INFO L225 Difference]: With dead ends: 2681 [2020-10-14 10:13:06,954 INFO L226 Difference]: Without dead ends: 1573 [2020-10-14 10:13:06,960 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2020-10-14 10:13:06,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1573 states. [2020-10-14 10:13:07,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1573 to 1161. [2020-10-14 10:13:07,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1161 states. [2020-10-14 10:13:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1161 states and 1706 transitions. [2020-10-14 10:13:07,058 INFO L78 Accepts]: Start accepts. Automaton has 1161 states and 1706 transitions. Word has length 106 [2020-10-14 10:13:07,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:07,059 INFO L479 AbstractCegarLoop]: Abstraction has 1161 states and 1706 transitions. [2020-10-14 10:13:07,059 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:13:07,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1706 transitions. [2020-10-14 10:13:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-14 10:13:07,061 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:07,061 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] [2020-10-14 10:13:07,061 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 10:13:07,061 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:07,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:07,062 INFO L82 PathProgramCache]: Analyzing trace with hash -208144458, now seen corresponding path program 1 times [2020-10-14 10:13:07,062 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:07,062 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2125379053] [2020-10-14 10:13:07,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:07,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 10:13:12,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 10:13:12,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 10:13:12,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:13:12,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-14 10:13:12,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:13:12,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:12,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:12,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:13:12,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:12,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:12,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:12,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:12,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:12,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:12,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:12,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:12,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:12,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:12,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:13:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:12,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:12,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:12,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:13:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:12,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:12,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-14 10:13:12,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:13:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 10:13:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:13:12,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:12,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:12,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:12,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:12,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:12,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:12,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:12,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:12,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:12,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:12,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:13:12,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:13:12,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:12,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:13:12,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:13:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:12,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:13:12,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 10:13:12,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:13:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:12,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:12,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:12,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:12,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:12,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:12,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:12,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:12,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:12,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:12,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:12,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:12,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:13:12,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2125379053] [2020-10-14 10:13:12,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:12,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:13:12,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746125620] [2020-10-14 10:13:12,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:13:12,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:12,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:13:12,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:13:12,511 INFO L87 Difference]: Start difference. First operand 1161 states and 1706 transitions. Second operand 10 states. [2020-10-14 10:13:14,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:14,816 INFO L93 Difference]: Finished difference Result 2717 states and 4278 transitions. [2020-10-14 10:13:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:13:14,817 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2020-10-14 10:13:14,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:14,829 INFO L225 Difference]: With dead ends: 2717 [2020-10-14 10:13:14,829 INFO L226 Difference]: Without dead ends: 1579 [2020-10-14 10:13:14,835 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:13:14,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1579 states. [2020-10-14 10:13:14,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1579 to 1191. [2020-10-14 10:13:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1191 states. [2020-10-14 10:13:14,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 1736 transitions. [2020-10-14 10:13:14,930 INFO L78 Accepts]: Start accepts. Automaton has 1191 states and 1736 transitions. Word has length 106 [2020-10-14 10:13:14,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:14,930 INFO L479 AbstractCegarLoop]: Abstraction has 1191 states and 1736 transitions. [2020-10-14 10:13:14,930 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:13:14,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1736 transitions. [2020-10-14 10:13:14,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-14 10:13:14,932 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:14,932 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] [2020-10-14 10:13:14,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 10:13:14,932 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:14,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:14,933 INFO L82 PathProgramCache]: Analyzing trace with hash -602511244, now seen corresponding path program 1 times [2020-10-14 10:13:14,933 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:14,933 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2026733433] [2020-10-14 10:13:14,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:14,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:14,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:15,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:15,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:15,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:15,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:15,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:15,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:15,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:19,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:19,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 10:13:19,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 10:13:19,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 10:13:19,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:19,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:19,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:13:19,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-14 10:13:19,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-14 10:13:19,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:20,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:20,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:13:20,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:20,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:20,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:20,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:20,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:20,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:20,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:20,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:20,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:20,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:20,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:20,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:20,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:20,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:20,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:20,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:20,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:20,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:13:20,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:20,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:20,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:20,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:20,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:20,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:13:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:20,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:20,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 10:13:20,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:20,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:13:20,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:20,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:20,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:20,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:20,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:13:20,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:20,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:20,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:20,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:20,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:20,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:20,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:20,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:20,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:20,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:20,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:20,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:20,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:20,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:20,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:13:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:20,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:13:20,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:20,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 10:13:20,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:20,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:13:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:20,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:20,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:20,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:20,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:13:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:20,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:13:20,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2026733433] [2020-10-14 10:13:20,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:20,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 10:13:20,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576670528] [2020-10-14 10:13:20,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 10:13:20,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:20,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 10:13:20,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 10:13:20,346 INFO L87 Difference]: Start difference. First operand 1191 states and 1736 transitions. Second operand 7 states. [2020-10-14 10:13:22,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:22,669 INFO L93 Difference]: Finished difference Result 4133 states and 6637 transitions. [2020-10-14 10:13:22,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:13:22,669 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 106 [2020-10-14 10:13:22,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:22,687 INFO L225 Difference]: With dead ends: 4133 [2020-10-14 10:13:22,687 INFO L226 Difference]: Without dead ends: 2965 [2020-10-14 10:13:22,694 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 27 SyntacticMatches, 4 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-14 10:13:22,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2020-10-14 10:13:22,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2360. [2020-10-14 10:13:22,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2360 states. [2020-10-14 10:13:22,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 2360 states and 3612 transitions. [2020-10-14 10:13:22,915 INFO L78 Accepts]: Start accepts. Automaton has 2360 states and 3612 transitions. Word has length 106 [2020-10-14 10:13:22,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:22,915 INFO L479 AbstractCegarLoop]: Abstraction has 2360 states and 3612 transitions. [2020-10-14 10:13:22,916 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 10:13:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 3612 transitions. [2020-10-14 10:13:22,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-14 10:13:22,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:22,921 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:13:22,922 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 10:13:22,922 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:22,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:22,922 INFO L82 PathProgramCache]: Analyzing trace with hash -235852739, now seen corresponding path program 1 times [2020-10-14 10:13:22,923 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:22,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2045311943] [2020-10-14 10:13:22,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:22,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:22,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:22,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:23,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:23,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:24,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:24,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:24,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:24,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:24,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:24,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:24,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:24,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:24,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:25,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:25,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:25,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:25,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:27,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:27,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-14 10:13:27,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-14 10:13:27,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:13:27,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:27,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:27,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:27,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 166 [2020-10-14 10:13:27,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-14 10:13:27,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:28,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:28,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:28,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:28,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:28,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:28,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:28,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:28,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:28,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:28,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:28,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:28,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:13:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:28,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:13:28,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:13:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:28,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:28,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 10:13:28,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:28,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:28,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:28,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:28,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:28,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:28,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:28,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:28,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:13:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:28,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:28,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:28,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:13:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:28,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:28,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:13:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:13:28,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:28,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-14 10:13:28,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:28,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-14 10:13:28,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:28,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:13:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:13:28,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:28,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-14 10:13:28,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:28,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 10:13:28,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:28,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:28,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 10:13:28,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:28,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 10:13:28,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:28,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:28,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:28,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:28,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:28,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:28,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:28,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:28,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:28,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:28,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:28,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:28,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:28,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-14 10:13:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:28,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:28,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:28,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:28,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:28,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:28,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:28,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:28,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:28,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:28,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:28,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:28,578 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-10-14 10:13:28,578 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2045311943] [2020-10-14 10:13:28,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:28,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:13:28,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220816381] [2020-10-14 10:13:28,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:13:28,580 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:28,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:13:28,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:13:28,581 INFO L87 Difference]: Start difference. First operand 2360 states and 3612 transitions. Second operand 8 states. [2020-10-14 10:13:31,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:31,602 INFO L93 Difference]: Finished difference Result 8249 states and 13850 transitions. [2020-10-14 10:13:31,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 10:13:31,603 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 171 [2020-10-14 10:13:31,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:31,643 INFO L225 Difference]: With dead ends: 8249 [2020-10-14 10:13:31,643 INFO L226 Difference]: Without dead ends: 5914 [2020-10-14 10:13:31,661 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:13:31,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5914 states. [2020-10-14 10:13:32,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5914 to 4720. [2020-10-14 10:13:32,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4720 states. [2020-10-14 10:13:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 4720 states and 7778 transitions. [2020-10-14 10:13:32,081 INFO L78 Accepts]: Start accepts. Automaton has 4720 states and 7778 transitions. Word has length 171 [2020-10-14 10:13:32,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:32,083 INFO L479 AbstractCegarLoop]: Abstraction has 4720 states and 7778 transitions. [2020-10-14 10:13:32,083 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:13:32,083 INFO L276 IsEmpty]: Start isEmpty. Operand 4720 states and 7778 transitions. [2020-10-14 10:13:32,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-14 10:13:32,091 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:32,091 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:13:32,092 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 10:13:32,092 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:32,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:32,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1237442304, now seen corresponding path program 1 times [2020-10-14 10:13:32,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:32,093 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [971115664] [2020-10-14 10:13:32,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:32,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:32,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-14 10:13:37,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 10:13:37,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 10:13:37,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:37,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:13:37,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 10:13:37,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:37,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:37,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:37,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:37,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:37,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:13:37,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:37,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:37,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:37,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:37,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:13:37,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:37,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:37,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:37,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 10:13:37,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:13:37,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:37,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:13:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:37,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:13:37,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 10:13:37,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 10:13:37,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:13:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:37,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:37,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 10:13:37,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-14 10:13:37,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:37,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:37,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:37,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:37,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:37,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:37,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:37,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:37,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:37,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:37,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:13:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:37,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:13:37,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 10:13:37,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 10:13:37,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:13:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:37,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:37,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:37,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:37,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:13:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:13:37,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:13:37,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-10-14 10:13:37,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-14 10:13:37,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:13:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:13:37,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:13:37,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-14 10:13:37,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:37,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:37,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:13:37,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-14 10:13:37,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:37,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:37,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:37,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:37,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:37,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:37,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:37,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:37,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:37,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:37,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:37,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-14 10:13:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:37,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:37,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:37,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:37,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:37,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:37,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:37,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:37,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:37,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:37,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-10-14 10:13:37,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [971115664] [2020-10-14 10:13:37,826 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:37,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:13:37,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706547029] [2020-10-14 10:13:37,827 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:13:37,827 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:37,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:13:37,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:13:37,828 INFO L87 Difference]: Start difference. First operand 4720 states and 7778 transitions. Second operand 9 states. [2020-10-14 10:13:39,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:39,807 INFO L93 Difference]: Finished difference Result 10708 states and 17918 transitions. [2020-10-14 10:13:39,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 10:13:39,808 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 171 [2020-10-14 10:13:39,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:39,847 INFO L225 Difference]: With dead ends: 10708 [2020-10-14 10:13:39,848 INFO L226 Difference]: Without dead ends: 6011 [2020-10-14 10:13:39,874 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-10-14 10:13:39,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6011 states. [2020-10-14 10:13:40,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6011 to 4711. [2020-10-14 10:13:40,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4711 states. [2020-10-14 10:13:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 4711 states and 7757 transitions. [2020-10-14 10:13:40,260 INFO L78 Accepts]: Start accepts. Automaton has 4711 states and 7757 transitions. Word has length 171 [2020-10-14 10:13:40,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:40,261 INFO L479 AbstractCegarLoop]: Abstraction has 4711 states and 7757 transitions. [2020-10-14 10:13:40,261 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:13:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 4711 states and 7757 transitions. [2020-10-14 10:13:40,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-14 10:13:40,267 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:40,268 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:13:40,268 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 10:13:40,268 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:40,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:40,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1936323663, now seen corresponding path program 1 times [2020-10-14 10:13:40,269 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:40,269 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [694723507] [2020-10-14 10:13:40,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:40,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:40,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:40,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:40,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:40,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:42,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:42,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:42,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:42,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:42,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:42,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:42,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:43,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:43,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-14 10:13:45,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 10:13:45,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:13:45,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:45,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 177 [2020-10-14 10:13:45,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 10:13:45,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:45,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:45,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:45,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:45,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:45,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:45,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:45,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:13:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:45,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:45,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:45,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:13:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:45,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:45,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 10:13:45,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:45,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:45,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:45,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:45,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:45,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:45,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:13:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:45,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:45,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:13:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:45,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:13:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:13:45,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:45,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 10:13:45,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:45,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-14 10:13:45,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:13:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:13:45,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:45,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 10:13:45,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:45,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-14 10:13:45,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:45,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:13:45,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 10:13:45,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:45,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 10:13:45,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:45,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:45,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:45,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:45,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:45,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:45,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:45,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:45,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:45,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 10:13:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:45,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:45,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:45,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:45,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:45,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:45,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:45,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:45,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:45,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:45,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:45,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-14 10:13:45,604 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [694723507] [2020-10-14 10:13:45,604 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:45,604 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:13:45,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102997155] [2020-10-14 10:13:45,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:13:45,605 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:45,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:13:45,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:13:45,606 INFO L87 Difference]: Start difference. First operand 4711 states and 7757 transitions. Second operand 8 states. [2020-10-14 10:13:48,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:48,880 INFO L93 Difference]: Finished difference Result 16463 states and 30154 transitions. [2020-10-14 10:13:48,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 10:13:48,880 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 172 [2020-10-14 10:13:48,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:48,947 INFO L225 Difference]: With dead ends: 16463 [2020-10-14 10:13:48,948 INFO L226 Difference]: Without dead ends: 11777 [2020-10-14 10:13:48,986 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:13:48,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11777 states. [2020-10-14 10:13:49,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11777 to 9295. [2020-10-14 10:13:49,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9295 states. [2020-10-14 10:13:49,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9295 states to 9295 states and 16611 transitions. [2020-10-14 10:13:49,756 INFO L78 Accepts]: Start accepts. Automaton has 9295 states and 16611 transitions. Word has length 172 [2020-10-14 10:13:49,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:49,757 INFO L479 AbstractCegarLoop]: Abstraction has 9295 states and 16611 transitions. [2020-10-14 10:13:49,757 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:13:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 9295 states and 16611 transitions. [2020-10-14 10:13:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-14 10:13:49,767 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:49,768 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:13:49,768 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 10:13:49,768 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:49,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:49,768 INFO L82 PathProgramCache]: Analyzing trace with hash 2127291793, now seen corresponding path program 1 times [2020-10-14 10:13:49,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:49,769 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [576802654] [2020-10-14 10:13:49,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:49,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:50,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:52,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-14 10:13:54,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 10:13:54,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 10:13:54,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:54,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:13:54,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 10:13:54,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:54,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:54,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:54,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:54,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:54,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:13:54,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:54,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:54,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:54,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:13:54,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:54,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:54,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 10:13:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:13:54,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:13:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:54,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:54,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 10:13:54,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:13:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:54,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:13:54,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-14 10:13:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:54,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:54,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:54,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:54,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:54,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:54,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:54,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:54,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:13:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:13:54,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:54,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 10:13:54,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:13:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:54,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:54,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:54,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:13:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:13:54,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:13:54,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-14 10:13:54,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:13:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:13:54,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:13:54,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:55,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:55,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:13:55,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:55,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:13:55,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:55,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:55,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:55,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:55,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:55,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:55,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:55,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:55,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:55,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:55,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:55,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:55,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:55,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:55,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:55,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:55,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:55,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:55,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:55,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:55,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:55,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:55,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:55,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:55,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:55,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:55,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:55,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:55,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:55,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:55,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:55,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:55,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:55,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:55,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:55,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:55,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:55,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:55,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:55,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:55,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:55,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:55,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:55,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:55,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:55,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:55,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:55,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:55,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:55,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:55,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:55,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 10:13:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:55,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:55,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:55,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:55,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:55,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:55,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:55,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:55,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:55,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:55,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:55,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:55,054 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-10-14 10:13:55,054 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [576802654] [2020-10-14 10:13:55,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:55,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:13:55,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40238792] [2020-10-14 10:13:55,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:13:55,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:55,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:13:55,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:13:55,056 INFO L87 Difference]: Start difference. First operand 9295 states and 16611 transitions. Second operand 9 states. [2020-10-14 10:13:55,312 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-10-14 10:13:57,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:57,322 INFO L93 Difference]: Finished difference Result 18412 states and 33168 transitions. [2020-10-14 10:13:57,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 10:13:57,322 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 172 [2020-10-14 10:13:57,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:57,366 INFO L225 Difference]: With dead ends: 18412 [2020-10-14 10:13:57,366 INFO L226 Difference]: Without dead ends: 9140 [2020-10-14 10:13:57,406 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-10-14 10:13:57,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9140 states. [2020-10-14 10:13:57,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9140 to 7224. [2020-10-14 10:13:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7224 states. [2020-10-14 10:13:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7224 states to 7224 states and 12882 transitions. [2020-10-14 10:13:58,000 INFO L78 Accepts]: Start accepts. Automaton has 7224 states and 12882 transitions. Word has length 172 [2020-10-14 10:13:58,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:58,001 INFO L479 AbstractCegarLoop]: Abstraction has 7224 states and 12882 transitions. [2020-10-14 10:13:58,001 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:13:58,001 INFO L276 IsEmpty]: Start isEmpty. Operand 7224 states and 12882 transitions. [2020-10-14 10:13:58,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-14 10:13:58,008 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:58,008 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:13:58,008 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 10:13:58,008 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:58,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:58,009 INFO L82 PathProgramCache]: Analyzing trace with hash -455175903, now seen corresponding path program 1 times [2020-10-14 10:13:58,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:58,009 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1748378306] [2020-10-14 10:13:58,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:58,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:58,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:58,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:58,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:00,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:00,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-14 10:14:03,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 10:14:03,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 10:14:03,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:14:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-14 10:14:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-14 10:14:03,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:03,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:03,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:03,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:03,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:14:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:03,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:03,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:03,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:03,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:14:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:14:03,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:03,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:03,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:03,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:14:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:03,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:03,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:03,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:14:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:03,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:03,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:03,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:03,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:14:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:03,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:03,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 10:14:03,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 10:14:03,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:03,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:03,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:03,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:03,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:03,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:03,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:14:03,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:03,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:03,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:03,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:03,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:03,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:03,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:14:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:03,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:03,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 10:14:03,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:14:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:03,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:03,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:14:03,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:14:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:14:03,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:03,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 10:14:03,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-14 10:14:03,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 10:14:03,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:14:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:14:03,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:03,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 10:14:03,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 10:14:03,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:03,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:03,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 10:14:03,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 10:14:03,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:03,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:03,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:03,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:03,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:03,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:03,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:03,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:14:03,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:03,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:03,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:03,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:03,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:03,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:03,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:03,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:14:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:03,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:03,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:03,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:03,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:03,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:03,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:03,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:03,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:03,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:03,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:03,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-14 10:14:03,389 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1748378306] [2020-10-14 10:14:03,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:14:03,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 10:14:03,389 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820834520] [2020-10-14 10:14:03,390 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:14:03,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:14:03,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:14:03,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:14:03,391 INFO L87 Difference]: Start difference. First operand 7224 states and 12882 transitions. Second operand 9 states. [2020-10-14 10:14:07,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:14:07,211 INFO L93 Difference]: Finished difference Result 20344 states and 40400 transitions. [2020-10-14 10:14:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 10:14:07,212 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 173 [2020-10-14 10:14:07,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:14:07,280 INFO L225 Difference]: With dead ends: 20344 [2020-10-14 10:14:07,281 INFO L226 Difference]: Without dead ends: 13143 [2020-10-14 10:14:07,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2020-10-14 10:14:07,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13143 states. [2020-10-14 10:14:08,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13143 to 10308. [2020-10-14 10:14:08,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10308 states. [2020-10-14 10:14:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10308 states to 10308 states and 17828 transitions. [2020-10-14 10:14:08,226 INFO L78 Accepts]: Start accepts. Automaton has 10308 states and 17828 transitions. Word has length 173 [2020-10-14 10:14:08,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:14:08,227 INFO L479 AbstractCegarLoop]: Abstraction has 10308 states and 17828 transitions. [2020-10-14 10:14:08,227 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:14:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 10308 states and 17828 transitions. [2020-10-14 10:14:08,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-14 10:14:08,235 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:14:08,235 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:14:08,235 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 10:14:08,236 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:14:08,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:14:08,236 INFO L82 PathProgramCache]: Analyzing trace with hash -1578823260, now seen corresponding path program 1 times [2020-10-14 10:14:08,236 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:14:08,236 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1450264592] [2020-10-14 10:14:08,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:14:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:08,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:08,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-14 10:14:13,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-14 10:14:13,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 10:14:13,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:13,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-14 10:14:13,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:13,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:13,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:13,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:14:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:13,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:13,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:14:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:14:13,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:13,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:13,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:14:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:13,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:13,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:14:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:13,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:13,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:14:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:13,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:14:13,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:14:13,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:13,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:13,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:13,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:13,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:13,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:13,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:13,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:14:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:14:13,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:13,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:13,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:14:13,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:14:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:13,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:13,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 10:14:13,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:14:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:13,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:13,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:13,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:14:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:14:13,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:13,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 10:14:13,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-14 10:14:13,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:14:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:14:13,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:13,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 10:14:13,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:13,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:13,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 10:14:13,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:13,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:13,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:13,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:13,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:13,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:13,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:13,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:13,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:13,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:13,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:13,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:13,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:14:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:13,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:13,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:13,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:13,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:13,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:13,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:13,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:13,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:13,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:13,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:13,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-14 10:14:13,687 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1450264592] [2020-10-14 10:14:13,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:14:13,687 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 10:14:13,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096552420] [2020-10-14 10:14:13,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 10:14:13,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:14:13,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 10:14:13,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:14:13,689 INFO L87 Difference]: Start difference. First operand 10308 states and 17828 transitions. Second operand 11 states. [2020-10-14 10:14:16,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:14:16,856 INFO L93 Difference]: Finished difference Result 23375 states and 43708 transitions. [2020-10-14 10:14:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 10:14:16,857 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 173 [2020-10-14 10:14:16,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:14:16,952 INFO L225 Difference]: With dead ends: 23375 [2020-10-14 10:14:16,953 INFO L226 Difference]: Without dead ends: 13090 [2020-10-14 10:14:17,030 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2020-10-14 10:14:17,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13090 states. [2020-10-14 10:14:18,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13090 to 10312. [2020-10-14 10:14:18,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10312 states. [2020-10-14 10:14:18,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10312 states to 10312 states and 17370 transitions. [2020-10-14 10:14:18,516 INFO L78 Accepts]: Start accepts. Automaton has 10312 states and 17370 transitions. Word has length 173 [2020-10-14 10:14:18,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:14:18,517 INFO L479 AbstractCegarLoop]: Abstraction has 10312 states and 17370 transitions. [2020-10-14 10:14:18,517 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 10:14:18,517 INFO L276 IsEmpty]: Start isEmpty. Operand 10312 states and 17370 transitions. [2020-10-14 10:14:18,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-14 10:14:18,528 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:14:18,529 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:14:18,529 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 10:14:18,529 INFO L427 AbstractCegarLoop]: === Iteration 13 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:14:18,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:14:18,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1815693088, now seen corresponding path program 1 times [2020-10-14 10:14:18,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:14:18,531 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1759507498] [2020-10-14 10:14:18,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:14:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:18,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:18,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:19,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:19,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:19,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:19,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:19,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:19,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:19,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:21,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:21,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-14 10:14:23,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-14 10:14:23,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 10:14:23,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:23,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 193 [2020-10-14 10:14:23,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 10:14:23,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:23,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:23,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:14:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:23,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:23,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:14:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:14:23,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:14:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:23,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:23,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:14:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:23,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:23,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:14:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:23,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:23,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:23,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:23,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:23,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:23,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:23,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:14:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:23,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:23,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:14:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:23,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:14:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:14:23,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:14:23,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:23,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 10:14:23,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:14:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:14:23,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:23,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:23,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:14:23,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:23,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:23,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:23,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:23,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:23,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:23,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:23,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:23,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:23,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:23,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:23,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:23,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:23,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:14:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:23,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:23,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:23,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:23,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:23,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:23,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:23,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:23,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:23,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:23,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:14:23,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:23,828 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-14 10:14:23,828 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1759507498] [2020-10-14 10:14:23,829 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:14:23,829 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:14:23,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9295511] [2020-10-14 10:14:23,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:14:23,830 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:14:23,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:14:23,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:14:23,831 INFO L87 Difference]: Start difference. First operand 10312 states and 17370 transitions. Second operand 8 states. [2020-10-14 10:14:27,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:14:27,798 INFO L93 Difference]: Finished difference Result 35367 states and 66241 transitions. [2020-10-14 10:14:27,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:14:27,798 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 173 [2020-10-14 10:14:27,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:14:27,902 INFO L225 Difference]: With dead ends: 35367 [2020-10-14 10:14:27,902 INFO L226 Difference]: Without dead ends: 19084 [2020-10-14 10:14:28,001 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:14:28,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19084 states. [2020-10-14 10:14:29,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19084 to 15375. [2020-10-14 10:14:29,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15375 states. [2020-10-14 10:14:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15375 states to 15375 states and 26799 transitions. [2020-10-14 10:14:29,242 INFO L78 Accepts]: Start accepts. Automaton has 15375 states and 26799 transitions. Word has length 173 [2020-10-14 10:14:29,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:14:29,242 INFO L479 AbstractCegarLoop]: Abstraction has 15375 states and 26799 transitions. [2020-10-14 10:14:29,242 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:14:29,243 INFO L276 IsEmpty]: Start isEmpty. Operand 15375 states and 26799 transitions. [2020-10-14 10:14:29,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-10-14 10:14:29,281 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:14:29,281 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:14:29,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 10:14:29,282 INFO L427 AbstractCegarLoop]: === Iteration 14 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:14:29,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:14:29,282 INFO L82 PathProgramCache]: Analyzing trace with hash 650385704, now seen corresponding path program 1 times [2020-10-14 10:14:29,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:14:29,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484100783] [2020-10-14 10:14:29,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:14:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:29,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:30,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:30,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:30,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:30,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:30,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:30,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:31,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:31,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 292 [2020-10-14 10:14:34,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 10:14:34,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 10:14:34,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:14:34,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 90 [2020-10-14 10:14:34,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-14 10:14:34,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:34,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:34,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:14:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:34,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:34,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:14:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:14:34,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:34,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:14:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:34,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:14:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:34,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:34,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:14:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:34,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:14:34,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:34,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 10:14:34,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:34,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:34,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:34,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:34,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:34,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:14:34,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:14:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:34,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:34,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:34,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 10:14:34,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:14:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:34,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:34,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:34,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:14:34,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:14:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:14:34,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:14:34,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:34,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-14 10:14:34,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 10:14:34,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:14:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:14:34,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:14:34,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:34,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 10:14:34,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:34,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:14:34,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:34,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 10:14:34,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:34,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:34,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:34,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:34,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:34,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:34,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:34,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:34,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:34,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:14:34,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:34,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:14:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:14:34,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:34,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 10:14:34,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-14 10:14:34,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:14:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:14:34,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:14:34,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:34,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:14:34,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:34,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:34,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:34,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:34,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:34,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:34,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:34,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:34,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:34,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 10:14:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:34,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:34,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:34,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:34,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:34,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:34,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:34,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:34,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:34,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:34,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:34,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:34,705 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 9 proven. 24 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2020-10-14 10:14:34,706 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484100783] [2020-10-14 10:14:34,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:14:34,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 10:14:34,707 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077456465] [2020-10-14 10:14:34,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:14:34,708 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:14:34,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:14:34,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:14:34,709 INFO L87 Difference]: Start difference. First operand 15375 states and 26799 transitions. Second operand 10 states. [2020-10-14 10:14:40,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:14:40,254 INFO L93 Difference]: Finished difference Result 55159 states and 113344 transitions. [2020-10-14 10:14:40,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 10:14:40,254 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 226 [2020-10-14 10:14:40,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:14:40,479 INFO L225 Difference]: With dead ends: 55159 [2020-10-14 10:14:40,480 INFO L226 Difference]: Without dead ends: 39807 [2020-10-14 10:14:40,645 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2020-10-14 10:14:40,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39807 states. [2020-10-14 10:14:44,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39807 to 29076. [2020-10-14 10:14:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29076 states. [2020-10-14 10:14:44,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29076 states to 29076 states and 52542 transitions. [2020-10-14 10:14:44,558 INFO L78 Accepts]: Start accepts. Automaton has 29076 states and 52542 transitions. Word has length 226 [2020-10-14 10:14:44,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:14:44,559 INFO L479 AbstractCegarLoop]: Abstraction has 29076 states and 52542 transitions. [2020-10-14 10:14:44,559 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:14:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 29076 states and 52542 transitions. [2020-10-14 10:14:44,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-14 10:14:44,611 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:14:44,611 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:14:44,611 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 10:14:44,611 INFO L427 AbstractCegarLoop]: === Iteration 15 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:14:44,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:14:44,612 INFO L82 PathProgramCache]: Analyzing trace with hash -903236677, now seen corresponding path program 1 times [2020-10-14 10:14:44,612 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:14:44,612 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [292030241] [2020-10-14 10:14:44,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:14:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:44,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:45,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:45,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:45,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:45,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:45,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:45,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:45,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:46,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:46,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 317 [2020-10-14 10:14:49,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 10:14:49,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 10:14:49,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:49,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 230 [2020-10-14 10:14:49,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 10:14:49,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:49,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:49,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:14:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:49,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:49,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:14:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:14:49,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:14:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:49,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:14:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:49,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:49,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:14:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:49,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:49,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:14:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:14:49,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:49,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:14:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:49,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:14:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:14:49,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:14:49,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:14:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:14:49,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:49,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:49,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:49,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:49,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-14 10:14:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:49,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:49,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-14 10:14:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-14 10:14:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:14:49,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:14:49,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:49,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 10:14:49,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 10:14:49,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:14:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:14:49,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:14:49,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:49,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-14 10:14:49,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-14 10:14:49,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:14:49,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:14:49,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:49,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-14 10:14:49,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:49,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:14:49,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:49,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:49,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:49,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:49,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:49,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-14 10:14:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:49,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:49,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:49,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:49,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:49,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:49,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:49,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:49,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:49,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2020-10-14 10:14:49,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [292030241] [2020-10-14 10:14:49,959 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:14:49,959 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:14:49,959 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569393440] [2020-10-14 10:14:49,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:14:49,960 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:14:49,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:14:49,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:14:49,961 INFO L87 Difference]: Start difference. First operand 29076 states and 52542 transitions. Second operand 10 states. [2020-10-14 10:14:55,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:14:55,379 INFO L93 Difference]: Finished difference Result 56403 states and 114769 transitions. [2020-10-14 10:14:55,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 10:14:55,380 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 247 [2020-10-14 10:14:55,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:14:55,530 INFO L225 Difference]: With dead ends: 56403 [2020-10-14 10:14:55,530 INFO L226 Difference]: Without dead ends: 35640 [2020-10-14 10:14:55,684 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2020-10-14 10:14:55,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35640 states. [2020-10-14 10:14:57,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35640 to 27358. [2020-10-14 10:14:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27358 states. [2020-10-14 10:14:58,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27358 states to 27358 states and 49203 transitions. [2020-10-14 10:14:58,021 INFO L78 Accepts]: Start accepts. Automaton has 27358 states and 49203 transitions. Word has length 247 [2020-10-14 10:14:58,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:14:58,022 INFO L479 AbstractCegarLoop]: Abstraction has 27358 states and 49203 transitions. [2020-10-14 10:14:58,022 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:14:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 27358 states and 49203 transitions. [2020-10-14 10:14:58,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-14 10:14:58,065 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:14:58,065 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:14:58,066 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 10:14:58,066 INFO L427 AbstractCegarLoop]: === Iteration 16 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:14:58,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:14:58,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1401225310, now seen corresponding path program 1 times [2020-10-14 10:14:58,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:14:58,066 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1402134158] [2020-10-14 10:14:58,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:14:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:58,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:58,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:58,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:58,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:58,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 317 [2020-10-14 10:15:03,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 10:15:03,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:15:03,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:03,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 205 [2020-10-14 10:15:03,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 10:15:03,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:03,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:03,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:15:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:03,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:15:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:15:03,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:15:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:03,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:15:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:03,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:03,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:15:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:03,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:03,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:15:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:03,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:03,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:15:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:03,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:15:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:15:03,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:15:03,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:15:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:15:03,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:03,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:03,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:03,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-14 10:15:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:03,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:03,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:03,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:15:03,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-14 10:15:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:03,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:03,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:15:03,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-14 10:15:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:15:03,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:15:03,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-14 10:15:03,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:15:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:15:03,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:03,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:03,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:03,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:03,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:03,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-14 10:15:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:03,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:03,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:03,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:03,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:03,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:03,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:03,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:03,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:03,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:03,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:03,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:03,395 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2020-10-14 10:15:03,395 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1402134158] [2020-10-14 10:15:03,395 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:15:03,395 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 10:15:03,395 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453488305] [2020-10-14 10:15:03,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:15:03,396 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:15:03,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:15:03,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:15:03,397 INFO L87 Difference]: Start difference. First operand 27358 states and 49203 transitions. Second operand 9 states. [2020-10-14 10:15:08,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:15:08,097 INFO L93 Difference]: Finished difference Result 53453 states and 100427 transitions. [2020-10-14 10:15:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 10:15:08,098 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 247 [2020-10-14 10:15:08,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:15:08,286 INFO L225 Difference]: With dead ends: 53453 [2020-10-14 10:15:08,286 INFO L226 Difference]: Without dead ends: 34765 [2020-10-14 10:15:08,990 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-10-14 10:15:09,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34765 states. [2020-10-14 10:15:10,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34765 to 27150. [2020-10-14 10:15:10,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27150 states. [2020-10-14 10:15:10,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27150 states to 27150 states and 45186 transitions. [2020-10-14 10:15:10,686 INFO L78 Accepts]: Start accepts. Automaton has 27150 states and 45186 transitions. Word has length 247 [2020-10-14 10:15:10,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:15:10,687 INFO L479 AbstractCegarLoop]: Abstraction has 27150 states and 45186 transitions. [2020-10-14 10:15:10,687 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:15:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 27150 states and 45186 transitions. [2020-10-14 10:15:10,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-14 10:15:10,724 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:15:10,724 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:15:10,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 10:15:10,724 INFO L427 AbstractCegarLoop]: === Iteration 17 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:15:10,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:15:10,725 INFO L82 PathProgramCache]: Analyzing trace with hash 564561735, now seen corresponding path program 1 times [2020-10-14 10:15:10,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:15:10,725 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [791540883] [2020-10-14 10:15:10,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:15:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:10,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:11,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:11,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:13,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:13,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:13,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:13,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:13,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:13,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 316 [2020-10-14 10:15:16,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 10:15:16,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5917 [2020-10-14 10:15:16,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:16,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 218 [2020-10-14 10:15:16,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 10:15:16,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:16,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:16,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:15:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:16,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:16,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:15:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:15:16,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:15:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:16,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:15:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:16,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:16,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:15:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:16,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:16,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:15:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:16,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:16,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:15:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:16,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:15:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:16,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:16,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 10:15:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:16,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 10:15:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:15:16,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 10:15:16,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:16,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 10:15:16,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:15:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:15:16,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:16,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:16,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:16,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 10:15:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:15:16,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:15:16,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:16,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-14 10:15:16,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-14 10:15:16,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:15:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:15:16,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:15:16,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:16,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 10:15:16,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:16,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:15:16,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:16,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 10:15:16,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:16,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:16,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:15:16,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:16,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:16,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:15:16,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:16,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:16,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:16,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:16,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:15:16,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:16,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 10:15:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:16,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:16,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:16,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:16,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:16,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:16,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:16,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:16,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:16,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:16,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:16,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:17,027 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2020-10-14 10:15:17,027 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [791540883] [2020-10-14 10:15:17,028 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:15:17,028 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:15:17,028 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063547161] [2020-10-14 10:15:17,028 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:15:17,029 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:15:17,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:15:17,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:15:17,029 INFO L87 Difference]: Start difference. First operand 27150 states and 45186 transitions. Second operand 10 states. [2020-10-14 10:15:21,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:15:21,137 INFO L93 Difference]: Finished difference Result 62308 states and 111952 transitions. [2020-10-14 10:15:21,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 10:15:21,139 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 246 [2020-10-14 10:15:21,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:15:21,317 INFO L225 Difference]: With dead ends: 62308 [2020-10-14 10:15:21,317 INFO L226 Difference]: Without dead ends: 35179 [2020-10-14 10:15:21,506 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2020-10-14 10:15:21,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35179 states. [2020-10-14 10:15:23,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35179 to 30544. [2020-10-14 10:15:23,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30544 states. [2020-10-14 10:15:23,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30544 states to 30544 states and 47508 transitions. [2020-10-14 10:15:23,820 INFO L78 Accepts]: Start accepts. Automaton has 30544 states and 47508 transitions. Word has length 246 [2020-10-14 10:15:23,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:15:23,821 INFO L479 AbstractCegarLoop]: Abstraction has 30544 states and 47508 transitions. [2020-10-14 10:15:23,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:15:23,821 INFO L276 IsEmpty]: Start isEmpty. Operand 30544 states and 47508 transitions. [2020-10-14 10:15:23,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-14 10:15:23,873 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:15:23,873 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:15:23,874 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-14 10:15:23,874 INFO L427 AbstractCegarLoop]: === Iteration 18 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:15:23,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:15:23,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1853404257, now seen corresponding path program 1 times [2020-10-14 10:15:23,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:15:23,875 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [338262295] [2020-10-14 10:15:23,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:15:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:23,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:23,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:23,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:23,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:24,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:24,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:24,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:25,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:28,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:28,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 316 [2020-10-14 10:15:28,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 10:15:28,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:15:28,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:28,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-14 10:15:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:15:28,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:28,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:28,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:28,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:28,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:28,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:28,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:28,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:28,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:28,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:28,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:28,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:15:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:28,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:28,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:28,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:28,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:28,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:28,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:28,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:28,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:28,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:28,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:28,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:28,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:15:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:28,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:28,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:28,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:15:28,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:28,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:28,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:28,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:28,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:28,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:15:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:28,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:28,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:28,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:28,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:28,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:28,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:28,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:28,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:28,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:28,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:15:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:29,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:29,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:15:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:29,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:29,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:15:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:29,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:29,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:15:29,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:29,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:29,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:15:29,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 10:15:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:29,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:29,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:29,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 10:15:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:29,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:29,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 10:15:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:15:29,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:15:29,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-14 10:15:29,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:15:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:15:29,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:29,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:29,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:29,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 10:15:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:15:29,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:15:29,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-14 10:15:29,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:15:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:15:29,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:29,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:29,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:29,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:29,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:29,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 10:15:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:29,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:29,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:29,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:29,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:29,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:29,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:29,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:29,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:29,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:29,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:29,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:29,339 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2020-10-14 10:15:29,340 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [338262295] [2020-10-14 10:15:29,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:15:29,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 10:15:29,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744955151] [2020-10-14 10:15:29,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:15:29,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:15:29,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:15:29,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:15:29,341 INFO L87 Difference]: Start difference. First operand 30544 states and 47508 transitions. Second operand 9 states. [2020-10-14 10:15:35,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:15:35,180 INFO L93 Difference]: Finished difference Result 68248 states and 113997 transitions. [2020-10-14 10:15:35,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 10:15:35,180 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 246 [2020-10-14 10:15:35,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:15:35,377 INFO L225 Difference]: With dead ends: 68248 [2020-10-14 10:15:35,377 INFO L226 Difference]: Without dead ends: 37729 [2020-10-14 10:15:35,556 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2020-10-14 10:15:35,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37729 states. [2020-10-14 10:15:37,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37729 to 31338. [2020-10-14 10:15:37,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31338 states. [2020-10-14 10:15:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31338 states to 31338 states and 47819 transitions. [2020-10-14 10:15:37,726 INFO L78 Accepts]: Start accepts. Automaton has 31338 states and 47819 transitions. Word has length 246 [2020-10-14 10:15:37,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:15:37,726 INFO L479 AbstractCegarLoop]: Abstraction has 31338 states and 47819 transitions. [2020-10-14 10:15:37,726 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:15:37,727 INFO L276 IsEmpty]: Start isEmpty. Operand 31338 states and 47819 transitions. [2020-10-14 10:15:37,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-14 10:15:37,774 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:15:37,774 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:15:37,774 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-14 10:15:37,774 INFO L427 AbstractCegarLoop]: === Iteration 19 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:15:37,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:15:37,775 INFO L82 PathProgramCache]: Analyzing trace with hash 751446067, now seen corresponding path program 1 times [2020-10-14 10:15:37,775 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:15:37,775 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1352233621] [2020-10-14 10:15:37,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:15:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:37,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:37,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:37,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:37,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:38,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:38,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:38,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:38,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:38,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:38,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:38,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 317 [2020-10-14 10:15:42,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-14 10:15:42,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:15:42,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:15:42,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 108 [2020-10-14 10:15:42,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-14 10:15:42,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:42,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:42,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:42,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:15:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:42,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:42,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:15:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:15:42,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:42,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:15:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:42,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:42,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:15:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:42,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:42,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:15:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:42,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:42,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:42,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:42,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:42,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:42,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:42,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:42,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:42,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:42,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:42,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:42,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:15:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:42,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:42,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:42,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:15:42,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:15:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:42,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:42,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:42,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:15:42,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:15:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:42,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:42,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:15:42,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:42,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 10:15:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:42,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:42,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:42,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:42,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:42,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:42,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:42,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:15:42,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:43,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 10:15:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:43,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:43,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:15:43,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:43,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 10:15:43,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:43,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:43,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:43,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:43,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 10:15:43,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:43,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:15:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:43,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:43,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:15:43,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:43,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:43,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:43,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:43,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:43,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:43,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:43,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:43,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:43,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:43,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:43,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:43,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:43,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:43,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:43,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:43,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:43,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:44,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1042 [2020-10-14 10:15:44,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:44,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:44,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:44,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:44,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:44,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:44,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:44,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:44,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:44,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:44,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:44,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:44,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-14 10:15:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:15:44,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:15:44,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:44,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-14 10:15:44,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 10:15:44,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:15:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:15:44,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:15:44,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:44,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 10:15:44,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:44,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:15:44,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:44,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 10:15:44,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:44,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:44,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:44,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:44,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:44,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:44,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:44,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:44,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:15:44,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:44,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:44,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:44,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:44,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:15:44,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-14 10:15:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:44,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:44,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:44,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:44,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:44,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:44,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:44,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:44,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:44,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:44,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:44,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:44,206 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2020-10-14 10:15:44,206 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1352233621] [2020-10-14 10:15:44,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:15:44,207 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:15:44,207 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019116710] [2020-10-14 10:15:44,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:15:44,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:15:44,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:15:44,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:15:44,208 INFO L87 Difference]: Start difference. First operand 31338 states and 47819 transitions. Second operand 10 states. [2020-10-14 10:15:47,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:15:47,641 INFO L93 Difference]: Finished difference Result 49539 states and 81793 transitions. [2020-10-14 10:15:47,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 10:15:47,642 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 247 [2020-10-14 10:15:47,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:15:47,732 INFO L225 Difference]: With dead ends: 49539 [2020-10-14 10:15:47,732 INFO L226 Difference]: Without dead ends: 24046 [2020-10-14 10:15:47,830 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2020-10-14 10:15:47,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24046 states. [2020-10-14 10:15:49,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24046 to 18244. [2020-10-14 10:15:49,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18244 states. [2020-10-14 10:15:49,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18244 states to 18244 states and 27119 transitions. [2020-10-14 10:15:49,209 INFO L78 Accepts]: Start accepts. Automaton has 18244 states and 27119 transitions. Word has length 247 [2020-10-14 10:15:49,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:15:49,209 INFO L479 AbstractCegarLoop]: Abstraction has 18244 states and 27119 transitions. [2020-10-14 10:15:49,209 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:15:49,210 INFO L276 IsEmpty]: Start isEmpty. Operand 18244 states and 27119 transitions. [2020-10-14 10:15:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-10-14 10:15:49,222 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:15:49,222 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:15:49,222 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-14 10:15:49,222 INFO L427 AbstractCegarLoop]: === Iteration 20 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:15:49,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:15:49,223 INFO L82 PathProgramCache]: Analyzing trace with hash -2011493996, now seen corresponding path program 1 times [2020-10-14 10:15:49,223 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:15:49,223 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1423290670] [2020-10-14 10:15:49,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:15:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:49,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:49,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:49,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:49,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:49,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:50,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:50,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:50,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:50,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:50,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 318 [2020-10-14 10:15:54,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 10:15:54,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:15:54,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:54,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 203 [2020-10-14 10:15:54,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 10:15:54,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:54,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:54,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:15:54,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:54,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:54,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:15:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:15:54,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:15:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:54,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:15:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:54,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:54,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 10:15:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:54,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:54,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:15:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 10:15:54,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:54,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 10:15:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:54,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 10:15:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-14 10:15:54,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:15:54,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:15:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:15:54,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:54,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 10:15:54,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:54,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-14 10:15:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:54,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:54,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:54,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:15:54,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-14 10:15:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:54,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:54,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:54,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:15:54,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-14 10:15:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-14 10:15:54,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:15:54,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-14 10:15:54,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:15:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 10:15:54,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:15:54,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-14 10:15:54,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:15:54,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:54,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:15:54,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 10:15:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:15:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:54,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:54,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:54,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:15:54,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-14 10:15:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:54,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:54,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:54,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:54,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:54,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:54,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:54,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:54,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:54,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:54,620 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-10-14 10:15:54,621 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1423290670] [2020-10-14 10:15:54,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:15:54,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 10:15:54,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409376126] [2020-10-14 10:15:54,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:15:54,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:15:54,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:15:54,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:15:54,623 INFO L87 Difference]: Start difference. First operand 18244 states and 27119 transitions. Second operand 9 states. [2020-10-14 10:15:58,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:15:58,140 INFO L93 Difference]: Finished difference Result 34378 states and 53474 transitions. [2020-10-14 10:15:58,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:15:58,141 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 248 [2020-10-14 10:15:58,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:15:58,218 INFO L225 Difference]: With dead ends: 34378 [2020-10-14 10:15:58,218 INFO L226 Difference]: Without dead ends: 20327 [2020-10-14 10:15:58,284 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2020-10-14 10:15:58,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20327 states.