/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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.07.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 04:51:01,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 04:51:01,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 04:51:01,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 04:51:01,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 04:51:01,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 04:51:01,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 04:51:01,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 04:51:01,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 04:51:01,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 04:51:01,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 04:51:01,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 04:51:01,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 04:51:01,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 04:51:01,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 04:51:01,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 04:51:01,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 04:51:01,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 04:51:01,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 04:51:01,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 04:51:01,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 04:51:01,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 04:51:01,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 04:51:01,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 04:51:01,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 04:51:01,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 04:51:01,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 04:51:01,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 04:51:01,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 04:51:01,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 04:51:01,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 04:51:01,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 04:51:01,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 04:51:01,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 04:51:01,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 04:51:01,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 04:51:01,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 04:51:01,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 04:51:01,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 04:51:01,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 04:51:01,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 04:51:01,177 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 [2020-10-15 04:51:01,218 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 04:51:01,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 04:51:01,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 04:51:01,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 04:51:01,221 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 04:51:01,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 04:51:01,221 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 04:51:01,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 04:51:01,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 04:51:01,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 04:51:01,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 04:51:01,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 04:51:01,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 04:51:01,224 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 04:51:01,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 04:51:01,224 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 04:51:01,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 04:51:01,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 04:51:01,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 04:51:01,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 04:51:01,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 04:51:01,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:51:01,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 04:51:01,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 04:51:01,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 04:51:01,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 04:51:01,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 04:51:01,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 04:51:01,227 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 04:51:01,227 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 04:51:01,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 04:51:01,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 04:51:01,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 04:51:01,539 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 04:51:01,539 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 04:51:01,540 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.07.cil-2.c [2020-10-15 04:51:01,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b7e7a01d4/9cd32a9f65294873a8558b3096f72112/FLAGf713ed3b2 [2020-10-15 04:51:02,097 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 04:51:02,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.07.cil-2.c [2020-10-15 04:51:02,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b7e7a01d4/9cd32a9f65294873a8558b3096f72112/FLAGf713ed3b2 [2020-10-15 04:51:02,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b7e7a01d4/9cd32a9f65294873a8558b3096f72112 [2020-10-15 04:51:02,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 04:51:02,444 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 04:51:02,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 04:51:02,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 04:51:02,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 04:51:02,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:51:02" (1/1) ... [2020-10-15 04:51:02,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f546c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:02, skipping insertion in model container [2020-10-15 04:51:02,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:51:02" (1/1) ... [2020-10-15 04:51:02,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 04:51:02,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 04:51:02,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:51:02,828 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 04:51:03,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:51:03,038 INFO L208 MainTranslator]: Completed translation [2020-10-15 04:51:03,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03 WrapperNode [2020-10-15 04:51:03,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 04:51:03,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 04:51:03,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 04:51:03,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 04:51:03,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03" (1/1) ... [2020-10-15 04:51:03,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03" (1/1) ... [2020-10-15 04:51:03,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03" (1/1) ... [2020-10-15 04:51:03,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03" (1/1) ... [2020-10-15 04:51:03,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03" (1/1) ... [2020-10-15 04:51:03,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03" (1/1) ... [2020-10-15 04:51:03,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03" (1/1) ... [2020-10-15 04:51:03,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 04:51:03,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 04:51:03,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 04:51:03,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 04:51:03,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03" (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 [2020-10-15 04:51:03,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 04:51:03,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 04:51:03,182 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-15 04:51:03,182 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-15 04:51:03,182 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-15 04:51:03,182 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-15 04:51:03,183 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-15 04:51:03,184 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-15 04:51:03,184 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-15 04:51:03,184 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-15 04:51:03,185 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-15 04:51:03,185 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-15 04:51:03,185 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-15 04:51:03,185 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-15 04:51:03,185 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-15 04:51:03,188 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-15 04:51:03,188 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-15 04:51:03,188 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-15 04:51:03,188 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-15 04:51:03,188 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-15 04:51:03,189 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-15 04:51:03,189 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-15 04:51:03,190 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-15 04:51:03,190 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-15 04:51:03,192 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-15 04:51:03,192 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-15 04:51:03,192 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-15 04:51:03,192 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-15 04:51:03,192 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-15 04:51:03,192 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-15 04:51:03,193 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-15 04:51:03,193 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-15 04:51:03,193 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 04:51:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 04:51:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-15 04:51:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-15 04:51:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-15 04:51:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-15 04:51:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-15 04:51:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-15 04:51:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-15 04:51:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-15 04:51:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-15 04:51:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-15 04:51:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 04:51:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-15 04:51:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-15 04:51:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-15 04:51:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-15 04:51:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-15 04:51:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-15 04:51:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-15 04:51:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-15 04:51:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-15 04:51:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-15 04:51:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-15 04:51:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-15 04:51:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-15 04:51:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-15 04:51:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-15 04:51:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-15 04:51:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-15 04:51:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-15 04:51:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-15 04:51:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-15 04:51:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 04:51:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 04:51:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 04:51:04,070 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 04:51:04,071 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 04:51:04,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:51:04 BoogieIcfgContainer [2020-10-15 04:51:04,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 04:51:04,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 04:51:04,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 04:51:04,083 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 04:51:04,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 04:51:02" (1/3) ... [2020-10-15 04:51:04,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea8e746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:51:04, skipping insertion in model container [2020-10-15 04:51:04,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:03" (2/3) ... [2020-10-15 04:51:04,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea8e746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:51:04, skipping insertion in model container [2020-10-15 04:51:04,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:51:04" (3/3) ... [2020-10-15 04:51:04,087 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.07.cil-2.c [2020-10-15 04:51:04,098 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 04:51:04,106 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 04:51:04,120 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 04:51:04,148 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 04:51:04,148 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 04:51:04,148 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 04:51:04,148 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 04:51:04,148 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 04:51:04,149 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 04:51:04,149 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 04:51:04,149 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 04:51:04,175 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states. [2020-10-15 04:51:04,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-15 04:51:04,194 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:51:04,195 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:51:04,196 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:51:04,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:51:04,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1594010658, now seen corresponding path program 1 times [2020-10-15 04:51:04,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:51:04,235 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [787972443] [2020-10-15 04:51:04,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:51:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:05,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:05,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:05,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:05,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:06,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:07,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:07,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:08,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:08,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:09,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:09,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:09,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-15 04:51:09,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-15 04:51:09,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-15 04:51:09,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:09,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:09,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:09,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-15 04:51:09,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-15 04:51:09,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-15 04:51:09,804 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:51:09,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:09,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:09,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:09,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:09,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:09,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:51:09,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:09,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:09,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:09,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:09,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:09,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:09,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:09,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:09,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:09,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:09,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:09,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:09,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:51:09,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:09,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:09,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:09,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:09,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:09,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:09,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:09,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:09,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:09,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:09,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:09,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:09,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:09,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:09,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:09,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:09,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:09,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:09,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:09,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:09,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:09,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:51:09,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:09,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:51:09,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:09,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:09,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:09,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:09,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:09,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:09,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:51:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:09,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:51:10,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 04:51:10,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:10,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:51:10,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:51:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:51:10,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:51:10,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 458 [2020-10-15 04:51:10,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:10,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-15 04:51:10,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:10,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:10,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:10,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:10,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:10,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:51:10,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:10,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:10,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:10,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:10,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 04:51:10,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:10,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:10,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:10,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:10,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:10,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 04:51:10,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:10,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:10,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:51:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:10,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:10,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:10,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:10,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:51:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:10,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:10,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:10,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:10,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:51:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:10,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:10,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:10,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:51:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:51:10,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 04:51:10,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 04:51:10,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:51:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:10,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:10,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:10,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:10,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:10,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:10,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:10,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:10,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:10,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:10,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:10,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:51:10,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [787972443] [2020-10-15 04:51:10,857 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:10,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:51:10,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528245720] [2020-10-15 04:51:10,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:51:10,866 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:10,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:51:10,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:51:10,882 INFO L87 Difference]: Start difference. First operand 331 states. Second operand 9 states. [2020-10-15 04:51:12,093 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:51:13,756 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 04:51:20,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:51:20,252 INFO L93 Difference]: Finished difference Result 1447 states and 2367 transitions. [2020-10-15 04:51:20,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-15 04:51:20,254 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 162 [2020-10-15 04:51:20,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:51:20,287 INFO L225 Difference]: With dead ends: 1447 [2020-10-15 04:51:20,287 INFO L226 Difference]: Without dead ends: 1121 [2020-10-15 04:51:20,297 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=196, Invalid=560, Unknown=0, NotChecked=0, Total=756 [2020-10-15 04:51:20,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2020-10-15 04:51:20,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 821. [2020-10-15 04:51:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 821 states. [2020-10-15 04:51:20,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 1223 transitions. [2020-10-15 04:51:20,561 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 1223 transitions. Word has length 162 [2020-10-15 04:51:20,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:51:20,564 INFO L479 AbstractCegarLoop]: Abstraction has 821 states and 1223 transitions. [2020-10-15 04:51:20,564 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:51:20,564 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1223 transitions. [2020-10-15 04:51:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-15 04:51:20,581 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:51:20,581 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:51:20,582 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 04:51:20,586 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:51:20,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:51:20,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1671597340, now seen corresponding path program 1 times [2020-10-15 04:51:20,587 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:51:20,587 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1593451248] [2020-10-15 04:51:20,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:51:20,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:20,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:20,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:20,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:20,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:21,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:25,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:25,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:25,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-15 04:51:25,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-15 04:51:25,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 04:51:25,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:25,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:25,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:51:25,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:51:25,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-15 04:51:25,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:25,813 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:51:25,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:25,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:25,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:25,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:25,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:25,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:51:25,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:25,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:51:25,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:25,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:25,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:25,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:25,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:25,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:25,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:51:25,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:25,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:25,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:25,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:25,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:51:25,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:25,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:25,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:25,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:25,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:25,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:25,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:25,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:25,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:25,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:25,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:25,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:51:25,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:25,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:25,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:25,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:25,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:51:25,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:25,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:51:25,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:25,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:25,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:25,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:25,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 04:51:25,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:25,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:51:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:25,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:25,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:25,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:51:25,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:25,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 04:51:25,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:25,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 04:51:25,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:25,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:51:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:25,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:51:26,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:51:26,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 309 [2020-10-15 04:51:26,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:26,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-15 04:51:26,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 04:51:26,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:26,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:26,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:26,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:26,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:26,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:26,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:26,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:26,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:26,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:26,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:26,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:26,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:26,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:26,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:26,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:26,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:26,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:26,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:26,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:26,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:26,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:26,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:26,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:26,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:26,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:26,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:26,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:51:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:26,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:26,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:26,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:26,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:26,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:51:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:26,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:26,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:26,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:26,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:51:26,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:51:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:26,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:26,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:26,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:26,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:26,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:51:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:51:26,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:51:26,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:26,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-15 04:51:26,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:26,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:51:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:26,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:26,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:26,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:26,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:26,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:26,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:26,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:26,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:26,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:26,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:51:26,453 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1593451248] [2020-10-15 04:51:26,453 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:26,453 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:51:26,454 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732467278] [2020-10-15 04:51:26,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:51:26,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:26,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:51:26,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:51:26,457 INFO L87 Difference]: Start difference. First operand 821 states and 1223 transitions. Second operand 8 states. [2020-10-15 04:51:26,584 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:51:28,766 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:51:32,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:51:32,717 INFO L93 Difference]: Finished difference Result 2855 states and 4387 transitions. [2020-10-15 04:51:32,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:51:32,718 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 162 [2020-10-15 04:51:32,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:51:32,733 INFO L225 Difference]: With dead ends: 2855 [2020-10-15 04:51:32,734 INFO L226 Difference]: Without dead ends: 2062 [2020-10-15 04:51:32,738 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:51:32,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2062 states. [2020-10-15 04:51:32,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2062 to 1615. [2020-10-15 04:51:32,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1615 states. [2020-10-15 04:51:32,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1615 states and 2409 transitions. [2020-10-15 04:51:32,939 INFO L78 Accepts]: Start accepts. Automaton has 1615 states and 2409 transitions. Word has length 162 [2020-10-15 04:51:32,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:51:32,942 INFO L479 AbstractCegarLoop]: Abstraction has 1615 states and 2409 transitions. [2020-10-15 04:51:32,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:51:32,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 2409 transitions. [2020-10-15 04:51:32,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-15 04:51:32,945 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:51:32,945 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:51:32,946 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 04:51:32,946 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:51:32,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:51:32,946 INFO L82 PathProgramCache]: Analyzing trace with hash 1592039141, now seen corresponding path program 1 times [2020-10-15 04:51:32,947 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:51:32,947 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1283866379] [2020-10-15 04:51:32,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:51:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:32,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:33,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:33,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:33,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:33,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:33,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:34,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:35,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:35,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:37,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:37,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:37,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-15 04:51:37,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 04:51:37,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-15 04:51:37,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:37,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:37,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:51:37,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:51:37,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-15 04:51:37,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:38,137 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:51:38,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:38,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:38,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:38,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:38,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:38,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 04:51:38,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:38,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:38,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:38,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:38,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:51:38,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:38,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:38,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:38,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:38,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:38,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:38,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:38,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:38,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:51:38,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:38,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:38,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:38,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:38,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:38,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:38,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:38,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:38,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:38,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:38,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:38,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:51:38,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:38,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:38,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:38,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:38,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:51:38,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:38,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:51:38,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:38,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:38,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:38,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:38,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 04:51:38,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:38,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:51:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:38,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:38,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:38,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:51:38,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:38,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:51:38,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:38,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:38,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:38,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:38,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 04:51:38,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:38,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:51:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:38,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:38,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:38,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:38,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:51:39,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:51:39,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1092 [2020-10-15 04:51:39,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:39,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-15 04:51:39,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 04:51:39,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:39,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:39,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:39,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:39,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:39,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:39,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:39,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:39,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:39,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:39,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:39,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:39,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:39,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:39,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:39,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:39,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:39,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:39,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:39,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:39,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:39,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:39,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:39,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:39,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:39,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:51:39,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:51:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:39,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:51:39,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:39,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:39,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:39,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:51:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:39,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:39,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:39,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:39,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:39,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:51:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:39,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:39,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:39,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:39,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:39,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:51:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:51:39,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:51:39,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:39,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-15 04:51:39,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:39,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:51:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:39,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:39,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:39,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:39,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:39,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:39,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:39,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:39,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:39,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:39,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:39,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:39,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:51:39,581 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1283866379] [2020-10-15 04:51:39,581 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:39,582 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:51:39,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754596741] [2020-10-15 04:51:39,583 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:51:39,583 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:39,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:51:39,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:51:39,584 INFO L87 Difference]: Start difference. First operand 1615 states and 2409 transitions. Second operand 9 states. [2020-10-15 04:51:39,725 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:51:42,061 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:51:46,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:51:46,905 INFO L93 Difference]: Finished difference Result 5602 states and 8727 transitions. [2020-10-15 04:51:46,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:51:46,905 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 162 [2020-10-15 04:51:46,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:51:46,929 INFO L225 Difference]: With dead ends: 5602 [2020-10-15 04:51:46,929 INFO L226 Difference]: Without dead ends: 4015 [2020-10-15 04:51:46,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:51:46,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4015 states. [2020-10-15 04:51:47,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4015 to 3186. [2020-10-15 04:51:47,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3186 states. [2020-10-15 04:51:47,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 3186 states and 4743 transitions. [2020-10-15 04:51:47,256 INFO L78 Accepts]: Start accepts. Automaton has 3186 states and 4743 transitions. Word has length 162 [2020-10-15 04:51:47,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:51:47,256 INFO L479 AbstractCegarLoop]: Abstraction has 3186 states and 4743 transitions. [2020-10-15 04:51:47,256 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:51:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 3186 states and 4743 transitions. [2020-10-15 04:51:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-15 04:51:47,259 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:51:47,260 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:51:47,260 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 04:51:47,260 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:51:47,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:51:47,261 INFO L82 PathProgramCache]: Analyzing trace with hash -250274650, now seen corresponding path program 1 times [2020-10-15 04:51:47,261 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:51:47,261 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [26497132] [2020-10-15 04:51:47,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:51:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:47,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:47,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:47,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:47,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:47,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:49,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:49,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:49,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:49,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:52,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-15 04:51:52,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-15 04:51:52,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-15 04:51:52,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:52,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:52,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:51:52,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:51:52,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 142 [2020-10-15 04:51:52,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:52,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:52,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:52,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:52,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:52,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:51:52,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:52,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:51:52,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:52,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:52,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:52,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:52,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:52,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:52,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:52,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:52,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:52,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:52,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:51:52,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:52,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:52,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:52,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:52,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:52,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:52,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:52,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:52,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:52,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:52,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:51:52,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:52,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:52,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:52,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:51:52,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:52,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:51:52,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:52,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:52,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:52,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:52,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 04:51:52,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:52,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:51:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:52,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:52,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:51:52,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:52,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:51:52,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:52,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:52,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:52,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:52,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 04:51:52,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:52,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:51:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:52,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:53,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:53,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:51:56,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:51:56,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4125 [2020-10-15 04:51:56,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:56,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 04:51:56,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:51:56,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:56,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:56,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:56,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:56,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:56,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:56,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:56,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:56,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:56,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:56,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:56,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:56,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:56,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:56,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:56,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:56,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:56,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:56,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:56,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:56,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:56,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:56,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:56,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:56,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:56,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:56,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:56,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:56,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:56,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:56,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:56,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:51:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:56,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:56,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:56,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:56,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:56,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:51:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:56,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:56,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:56,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:56,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:56,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:56,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:51:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:56,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:56,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:56,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:56,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:51:56,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:56,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:51:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:51:56,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:51:56,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:56,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-15 04:51:56,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:56,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:56,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:51:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:56,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:56,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:56,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:56,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:56,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:56,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:56,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:56,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:56,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:56,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:56,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:56,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:51:56,853 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [26497132] [2020-10-15 04:51:56,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:56,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:51:56,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171108276] [2020-10-15 04:51:56,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:51:56,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:56,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:51:56,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:51:56,856 INFO L87 Difference]: Start difference. First operand 3186 states and 4743 transitions. Second operand 8 states. [2020-10-15 04:51:56,983 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:51:59,200 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:52:05,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:52:05,384 INFO L93 Difference]: Finished difference Result 11033 states and 16987 transitions. [2020-10-15 04:52:05,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:52:05,385 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 162 [2020-10-15 04:52:05,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:52:05,452 INFO L225 Difference]: With dead ends: 11033 [2020-10-15 04:52:05,452 INFO L226 Difference]: Without dead ends: 7875 [2020-10-15 04:52:05,476 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:52:05,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7875 states. [2020-10-15 04:52:06,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7875 to 6288. [2020-10-15 04:52:06,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6288 states. [2020-10-15 04:52:06,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6288 states to 6288 states and 9377 transitions. [2020-10-15 04:52:06,546 INFO L78 Accepts]: Start accepts. Automaton has 6288 states and 9377 transitions. Word has length 162 [2020-10-15 04:52:06,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:52:06,550 INFO L479 AbstractCegarLoop]: Abstraction has 6288 states and 9377 transitions. [2020-10-15 04:52:06,550 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:52:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 6288 states and 9377 transitions. [2020-10-15 04:52:06,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-15 04:52:06,558 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:06,559 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:52:06,559 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 04:52:06,559 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:06,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:06,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1980611707, now seen corresponding path program 1 times [2020-10-15 04:52:06,560 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:06,560 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [315603421] [2020-10-15 04:52:06,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:06,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:08,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:08,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:08,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:08,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:08,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:09,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-15 04:52:11,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 04:52:11,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 04:52:11,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 04:52:11,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:52:11,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-15 04:52:11,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,754 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:52:11,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:11,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:52:11,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:11,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:52:11,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:11,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:11,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:52:11,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:11,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:52:11,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:11,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:11,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:11,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:11,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:52:11,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:11,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:52:11,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:52:11,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:11,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 04:52:11,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:11,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:52:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:52:11,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 04:52:11,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:11,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:11,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 04:52:11,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:11,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:52:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:12,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:12,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:12,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:12,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:52:13,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:52:13,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1670 [2020-10-15 04:52:13,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:13,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:13,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-15 04:52:13,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:13,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:13,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:13,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-15 04:52:13,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:13,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:13,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:13,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:13,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:13,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:13,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:13,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:13,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:13,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:13,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:13,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:13,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:13,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:13,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:13,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:13,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:13,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:13,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:13,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:13,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:13,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:13,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:13,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:13,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:13,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:13,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:13,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:13,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:52:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:13,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:13,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:13,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:13,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:13,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:13,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:52:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:13,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:13,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:13,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:13,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:13,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:13,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:52:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:52:13,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 04:52:13,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:13,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:13,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 04:52:13,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:13,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:52:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:13,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:13,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:13,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:13,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:13,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:13,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:13,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:13,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:13,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:13,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:13,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:13,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:52:13,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [315603421] [2020-10-15 04:52:13,877 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:52:13,878 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 04:52:13,878 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939468035] [2020-10-15 04:52:13,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 04:52:13,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:52:13,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 04:52:13,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-15 04:52:13,879 INFO L87 Difference]: Start difference. First operand 6288 states and 9377 transitions. Second operand 10 states. [2020-10-15 04:52:14,008 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:52:19,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:52:19,232 INFO L93 Difference]: Finished difference Result 11566 states and 17562 transitions. [2020-10-15 04:52:19,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 04:52:19,233 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 162 [2020-10-15 04:52:19,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:52:19,281 INFO L225 Difference]: With dead ends: 11566 [2020-10-15 04:52:19,282 INFO L226 Difference]: Without dead ends: 7855 [2020-10-15 04:52:19,297 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-10-15 04:52:19,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7855 states. [2020-10-15 04:52:19,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7855 to 6288. [2020-10-15 04:52:19,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6288 states. [2020-10-15 04:52:19,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6288 states to 6288 states and 9304 transitions. [2020-10-15 04:52:19,982 INFO L78 Accepts]: Start accepts. Automaton has 6288 states and 9304 transitions. Word has length 162 [2020-10-15 04:52:19,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:52:19,983 INFO L479 AbstractCegarLoop]: Abstraction has 6288 states and 9304 transitions. [2020-10-15 04:52:19,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 04:52:19,983 INFO L276 IsEmpty]: Start isEmpty. Operand 6288 states and 9304 transitions. [2020-10-15 04:52:19,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-15 04:52:19,986 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:19,986 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:52:19,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 04:52:19,986 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:19,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:19,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1470350087, now seen corresponding path program 1 times [2020-10-15 04:52:19,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:19,987 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [614921958] [2020-10-15 04:52:19,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:20,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-15 04:52:25,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-15 04:52:25,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 04:52:25,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:52:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:52:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-15 04:52:25,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,177 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:52:25,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:25,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 04:52:25,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:52:25,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:25,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:25,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:52:25,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:52:25,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:25,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:25,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:25,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:52:25,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:52:25,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:52:25,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 04:52:25,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:25,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:52:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:52:25,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 04:52:25,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 04:52:25,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:25,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:52:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:52:26,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:52:26,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1219 [2020-10-15 04:52:26,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:26,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 04:52:26,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-15 04:52:26,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:26,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:26,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:26,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:26,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:26,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:26,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:26,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:26,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:52:26,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:26,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:26,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:26,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:26,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:26,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:26,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:26,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:26,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:26,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:26,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:26,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:26,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:26,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:26,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:26,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:26,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:26,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:26,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:52:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:26,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:26,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:26,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:26,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:26,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:52:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:26,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:26,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:26,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:26,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:26,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:52:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:52:26,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:52:26,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:26,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-15 04:52:26,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:26,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:52:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:26,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:26,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:26,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:26,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:26,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:26,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:26,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:26,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:26,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:26,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:26,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:52:26,736 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [614921958] [2020-10-15 04:52:26,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:52:26,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:52:26,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564272887] [2020-10-15 04:52:26,738 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:52:26,738 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:52:26,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:52:26,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:52:26,739 INFO L87 Difference]: Start difference. First operand 6288 states and 9304 transitions. Second operand 8 states. [2020-10-15 04:52:26,892 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:52:29,060 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:52:34,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:52:34,769 INFO L93 Difference]: Finished difference Result 21707 states and 33340 transitions. [2020-10-15 04:52:34,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:52:34,770 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 162 [2020-10-15 04:52:34,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:52:34,847 INFO L225 Difference]: With dead ends: 21707 [2020-10-15 04:52:34,847 INFO L226 Difference]: Without dead ends: 15447 [2020-10-15 04:52:34,880 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:52:34,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15447 states. [2020-10-15 04:52:35,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15447 to 12416. [2020-10-15 04:52:35,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12416 states. [2020-10-15 04:52:36,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12416 states to 12416 states and 18426 transitions. [2020-10-15 04:52:36,026 INFO L78 Accepts]: Start accepts. Automaton has 12416 states and 18426 transitions. Word has length 162 [2020-10-15 04:52:36,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:52:36,027 INFO L479 AbstractCegarLoop]: Abstraction has 12416 states and 18426 transitions. [2020-10-15 04:52:36,027 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:52:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 12416 states and 18426 transitions. [2020-10-15 04:52:36,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-15 04:52:36,029 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:36,030 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:52:36,030 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 04:52:36,030 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:36,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:36,031 INFO L82 PathProgramCache]: Analyzing trace with hash 232696998, now seen corresponding path program 1 times [2020-10-15 04:52:36,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:36,031 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1954506357] [2020-10-15 04:52:36,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:36,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:36,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-15 04:52:41,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-15 04:52:41,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 04:52:41,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:52:41,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:52:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-15 04:52:41,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,196 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:52:41,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:41,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:52:41,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:52:41,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:41,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:41,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:52:41,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:41,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:41,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:52:41,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:52:41,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:52:41,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 04:52:41,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:52:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:52:41,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:52:41,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 04:52:41,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:41,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:52:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:52:41,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:52:41,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 215 [2020-10-15 04:52:41,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-15 04:52:41,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 04:52:41,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:41,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:41,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:41,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:41,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:41,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:41,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:41,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:41,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:41,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:41,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:52:41,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:41,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:41,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:41,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:41,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:41,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:41,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:41,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:41,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:41,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:52:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:41,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:41,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:41,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:41,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:52:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:41,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:41,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:41,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:41,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:41,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:52:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:52:41,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:52:41,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:41,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-15 04:52:41,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:41,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:52:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:41,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:41,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:41,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:41,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:41,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:41,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:41,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:41,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:41,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:41,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:41,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:52:41,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1954506357] [2020-10-15 04:52:41,650 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:52:41,650 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:52:41,650 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54311335] [2020-10-15 04:52:41,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:52:41,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:52:41,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:52:41,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:52:41,651 INFO L87 Difference]: Start difference. First operand 12416 states and 18426 transitions. Second operand 8 states. [2020-10-15 04:52:41,787 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:52:44,063 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:52:51,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:52:51,277 INFO L93 Difference]: Finished difference Result 42715 states and 66130 transitions. [2020-10-15 04:52:51,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:52:51,278 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 162 [2020-10-15 04:52:51,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:52:51,411 INFO L225 Difference]: With dead ends: 42715 [2020-10-15 04:52:51,411 INFO L226 Difference]: Without dead ends: 30327 [2020-10-15 04:52:51,465 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:52:51,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30327 states. [2020-10-15 04:52:53,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30327 to 24520. [2020-10-15 04:52:53,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24520 states. [2020-10-15 04:52:53,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24520 states to 24520 states and 36576 transitions. [2020-10-15 04:52:53,502 INFO L78 Accepts]: Start accepts. Automaton has 24520 states and 36576 transitions. Word has length 162 [2020-10-15 04:52:53,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:52:53,502 INFO L479 AbstractCegarLoop]: Abstraction has 24520 states and 36576 transitions. [2020-10-15 04:52:53,502 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:52:53,503 INFO L276 IsEmpty]: Start isEmpty. Operand 24520 states and 36576 transitions. [2020-10-15 04:52:53,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-15 04:52:53,505 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:53,506 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:52:53,506 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 04:52:53,506 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:53,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:53,506 INFO L82 PathProgramCache]: Analyzing trace with hash 105620519, now seen corresponding path program 1 times [2020-10-15 04:52:53,507 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:53,507 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2131691724] [2020-10-15 04:52:53,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:53,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:53,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:53,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:53,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:53,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:58,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:58,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-15 04:52:58,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-15 04:52:58,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 04:52:58,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:58,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:58,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:52:58,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:52:58,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 04:52:58,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:58,664 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:52:58,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:58,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:58,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:58,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:58,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:58,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:52:58,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:58,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:58,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:58,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:58,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:52:58,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:58,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:58,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:58,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:58,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:58,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:58,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:58,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:58,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:58,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:58,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:58,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:52:58,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:58,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:58,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:58,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:58,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:58,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:58,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:58,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:58,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:58,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:58,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:58,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:52:58,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:58,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:58,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:58,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:58,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:52:58,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:58,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:52:58,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:58,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:58,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:58,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:58,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 04:52:58,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:58,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:52:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:58,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:58,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:58,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:52:58,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:58,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:52:58,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:58,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:58,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:58,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:58,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 04:52:58,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:58,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:52:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:58,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:58,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:58,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:58,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:52:59,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:52:59,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 956 [2020-10-15 04:52:59,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:59,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:59,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-15 04:52:59,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:59,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:59,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:59,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:59,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:52:59,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:59,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:59,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:59,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:59,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:59,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:59,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:59,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:59,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:59,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:59,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:59,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:59,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:59,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:59,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:59,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:59,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:59,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:59,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:59,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:52:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:59,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:59,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:59,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:52:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:59,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:59,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:59,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:52:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:52:59,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:52:59,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-15 04:52:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:59,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:52:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:59,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:59,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:59,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:59,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:59,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:59,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:59,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:59,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:59,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:59,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:59,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:59,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:52:59,857 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2131691724] [2020-10-15 04:52:59,857 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:52:59,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:52:59,858 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282014992] [2020-10-15 04:52:59,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:52:59,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:52:59,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:52:59,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:52:59,859 INFO L87 Difference]: Start difference. First operand 24520 states and 36576 transitions. Second operand 9 states. [2020-10-15 04:52:59,993 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:53:03,935 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:53:11,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:53:11,635 INFO L93 Difference]: Finished difference Result 80111 states and 123636 transitions. [2020-10-15 04:53:11,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:53:11,636 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 162 [2020-10-15 04:53:11,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:53:11,844 INFO L225 Difference]: With dead ends: 80111 [2020-10-15 04:53:11,845 INFO L226 Difference]: Without dead ends: 55619 [2020-10-15 04:53:11,941 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:53:11,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55619 states. [2020-10-15 04:53:17,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55619 to 44530. [2020-10-15 04:53:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44530 states. [2020-10-15 04:53:17,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44530 states to 44530 states and 65348 transitions. [2020-10-15 04:53:17,801 INFO L78 Accepts]: Start accepts. Automaton has 44530 states and 65348 transitions. Word has length 162 [2020-10-15 04:53:17,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:53:17,801 INFO L479 AbstractCegarLoop]: Abstraction has 44530 states and 65348 transitions. [2020-10-15 04:53:17,801 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:53:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 44530 states and 65348 transitions. [2020-10-15 04:53:17,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-10-15 04:53:17,838 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:53:17,838 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:53:17,839 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 04:53:17,839 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:53:17,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:53:17,842 INFO L82 PathProgramCache]: Analyzing trace with hash -2096785975, now seen corresponding path program 1 times [2020-10-15 04:53:17,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:53:17,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2126104547] [2020-10-15 04:53:17,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:53:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:17,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:17,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:17,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:19,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:22,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:22,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 335 [2020-10-15 04:53:22,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 04:53:22,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 04:53:22,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:22,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-15 04:53:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-15 04:53:22,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:23,012 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:53:23,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:53:23,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:23,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:53:23,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:23,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:23,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:23,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:23,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:53:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:23,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:23,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:23,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:23,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:23,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:23,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:53:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:53:23,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:23,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:23,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:23,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:53:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:53:23,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:23,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:23,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:23,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:23,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:23,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:53:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:53:23,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:53:23,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:23,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:23,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 04:53:23,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:23,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:53:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:53:28,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:53:28,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 04:53:28,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:28,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-15 04:53:28,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:53:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:28,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:53:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:28,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:53:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:28,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:53:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:28,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:53:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:28,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:53:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:28,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:53:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:28,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:53:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:28,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:53:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:53:28,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:53:28,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:28,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:53:28,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 04:53:28,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:53:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:53:28,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:28,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:53:28,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:28,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-15 04:53:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:31,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:32,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:32,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-15 04:53:32,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:53:32,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4589 [2020-10-15 04:53:32,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:32,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:32,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:53:32,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 04:53:32,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:53:32,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:32,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 04:53:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:32,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:32,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:32,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:32,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:35,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:35,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-15 04:53:35,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:53:35,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2536 [2020-10-15 04:53:35,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:35,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:53:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-15 04:53:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:53:35,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:35,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:53:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:35,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:35,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:35,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:35,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:53:37,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:53:37,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2366 [2020-10-15 04:53:37,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:53:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-15 04:53:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:53:37,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:37,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:53:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:37,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:37,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:37,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:37,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:37,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:37,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:37,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:37,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:53:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:37,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:37,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:37,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:37,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:37,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 04:53:37,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:53:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:37,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:37,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:37,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:37,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:37,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:37,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:37,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:37,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:53:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:37,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:37,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:37,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:37,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:37,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:37,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:53:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:37,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:37,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:37,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:53:37,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:37,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:37,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:53:37,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:37,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:53:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:37,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:37,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:37,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:37,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:37,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:37,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:37,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:37,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:53:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:37,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:37,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:37,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:37,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:37,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:37,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:37,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:37,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:53:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:37,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:37,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:37,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:37,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:37,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:37,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:37,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:37,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-10-15 04:53:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:37,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:37,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:53:37,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:37,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:37,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:37,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:37,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:37,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:53:37,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:37,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:37,930 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-10-15 04:53:37,931 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2126104547] [2020-10-15 04:53:37,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:53:37,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-15 04:53:37,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310991496] [2020-10-15 04:53:37,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 04:53:37,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:53:37,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 04:53:37,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-15 04:53:37,932 INFO L87 Difference]: Start difference. First operand 44530 states and 65348 transitions. Second operand 14 states. [2020-10-15 04:53:40,016 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 04:53:40,143 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:53:40,278 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-15 04:53:40,406 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 04:53:40,638 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:53:40,858 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 04:53:41,060 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 04:53:41,246 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:53:42,602 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:53:47,489 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:53:47,649 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-15 04:53:47,944 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-15 04:53:48,182 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:54:07,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:54:07,817 INFO L93 Difference]: Finished difference Result 169161 states and 278086 transitions. [2020-10-15 04:54:07,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-10-15 04:54:07,817 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 267 [2020-10-15 04:54:07,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:54:08,392 INFO L225 Difference]: With dead ends: 169161 [2020-10-15 04:54:08,392 INFO L226 Difference]: Without dead ends: 124659 [2020-10-15 04:54:08,596 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 816 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=646, Invalid=2434, Unknown=0, NotChecked=0, Total=3080 [2020-10-15 04:54:08,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124659 states. [2020-10-15 04:54:19,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124659 to 79950. [2020-10-15 04:54:19,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79950 states. [2020-10-15 04:54:19,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79950 states to 79950 states and 114214 transitions. [2020-10-15 04:54:19,464 INFO L78 Accepts]: Start accepts. Automaton has 79950 states and 114214 transitions. Word has length 267 [2020-10-15 04:54:19,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:54:19,465 INFO L479 AbstractCegarLoop]: Abstraction has 79950 states and 114214 transitions. [2020-10-15 04:54:19,465 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 04:54:19,465 INFO L276 IsEmpty]: Start isEmpty. Operand 79950 states and 114214 transitions. [2020-10-15 04:54:19,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-10-15 04:54:19,501 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:54:19,502 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:54:19,502 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 04:54:19,502 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:54:19,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:54:19,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1606826435, now seen corresponding path program 1 times [2020-10-15 04:54:19,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:54:19,503 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1816052826] [2020-10-15 04:54:19,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:54:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:19,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:19,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:19,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:19,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:19,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:19,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 335 [2020-10-15 04:54:25,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:54:25,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6073 [2020-10-15 04:54:25,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:54:25,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:54:25,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-15 04:54:25,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:25,727 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:54:25,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:54:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:25,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:54:25,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:25,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:25,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:54:25,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:25,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:54:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:25,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:25,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:25,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:25,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:54:25,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:25,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:54:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:54:25,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:25,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:25,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:25,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:54:25,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:25,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:54:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 04:54:25,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:54:25,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:25,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:25,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 04:54:25,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:25,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 04:54:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:54:25,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:54:25,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:54:25,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:54:25,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 04:54:25,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:25,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 04:54:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:54:26,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:54:26,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 924 [2020-10-15 04:54:26,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:54:26,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-15 04:54:26,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:54:26,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:54:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:54:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:26,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:54:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:26,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:54:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:26,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:54:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:26,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:54:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:54:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:26,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:54:26,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:54:26,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:54:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:26,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 04:54:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 04:54:26,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:54:26,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-15 04:54:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 04:54:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:54:26,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:26,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:54:26,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:26,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-15 04:54:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-15 04:54:27,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:54:27,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 755 [2020-10-15 04:54:27,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:54:27,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-15 04:54:27,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:54:27,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 04:54:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-15 04:54:28,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:54:28,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 453 [2020-10-15 04:54:28,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:54:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 04:54:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:54:28,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:54:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 04:54:28,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:54:28,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 443 [2020-10-15 04:54:28,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:54:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:54:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:54:28,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:54:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:28,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:28,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:28,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:28,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:28,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:28,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:54:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:28,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:28,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:28,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:28,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:28,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:28,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:54:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:28,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:28,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:28,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:54:28,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:28,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:54:28,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:54:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:28,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:28,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:28,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:28,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:28,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:28,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:54:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:28,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:28,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:28,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:28,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:54:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:28,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:28,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:28,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:28,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:28,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:28,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:54:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:28,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:28,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:28,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:28,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:28,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:28,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:28,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:54:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:28,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:28,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:28,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:28,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:28,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-10-15 04:54:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:28,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:28,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:54:28,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:28,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:28,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:28,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:28,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:28,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:54:28,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:28,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:28,801 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-10-15 04:54:28,801 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1816052826] [2020-10-15 04:54:28,801 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 04:54:28,801 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-15 04:54:28,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315843271] [2020-10-15 04:54:28,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-15 04:54:28,802 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:54:28,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-15 04:54:28,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:54:28,802 INFO L87 Difference]: Start difference. First operand 79950 states and 114214 transitions. Second operand 17 states. [2020-10-15 04:54:28,949 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:54:30,414 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 04:54:30,553 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-15 04:54:30,789 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 04:54:31,008 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 132