/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/token_ring.14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 10:17:12,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 10:17:12,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 10:17:12,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 10:17:12,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 10:17:12,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 10:17:12,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 10:17:12,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 10:17:12,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 10:17:12,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 10:17:12,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 10:17:12,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 10:17:12,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 10:17:12,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 10:17:12,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 10:17:12,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 10:17:12,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 10:17:12,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 10:17:12,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 10:17:12,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 10:17:12,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 10:17:12,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 10:17:12,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 10:17:12,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 10:17:12,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 10:17:12,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 10:17:12,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 10:17:12,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 10:17:12,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 10:17:12,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 10:17:12,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 10:17:12,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 10:17:12,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 10:17:12,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 10:17:12,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 10:17:12,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 10:17:12,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 10:17:12,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 10:17:12,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 10:17:12,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 10:17:12,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 10:17:12,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 10:17:12,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 10:17:12,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 10:17:12,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 10:17:12,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 10:17:12,270 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 10:17:12,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 10:17:12,270 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 10:17:12,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 10:17:12,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 10:17:12,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 10:17:12,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 10:17:12,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 10:17:12,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 10:17:12,272 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 10:17:12,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 10:17:12,272 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 10:17:12,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 10:17:12,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 10:17:12,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 10:17:12,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 10:17:12,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 10:17:12,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 10:17:12,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 10:17:12,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 10:17:12,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 10:17:12,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 10:17:12,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 10:17:12,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 10:17:12,275 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 10:17:12,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 10:17:12,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 10:17:12,598 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 10:17:12,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 10:17:12,603 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 10:17:12,603 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 10:17:12,604 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.14.cil.c [2020-10-14 10:17:12,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0b9977cab/cda445e553cc400cbae9ff544b88ca2f/FLAG2c03b0c4f [2020-10-14 10:17:13,175 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 10:17:13,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.14.cil.c [2020-10-14 10:17:13,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0b9977cab/cda445e553cc400cbae9ff544b88ca2f/FLAG2c03b0c4f [2020-10-14 10:17:13,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0b9977cab/cda445e553cc400cbae9ff544b88ca2f [2020-10-14 10:17:13,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 10:17:13,500 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 10:17:13,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 10:17:13,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 10:17:13,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 10:17:13,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:17:13" (1/1) ... [2020-10-14 10:17:13,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc58bc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:13, skipping insertion in model container [2020-10-14 10:17:13,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:17:13" (1/1) ... [2020-10-14 10:17:13,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 10:17:13,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 10:17:13,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:17:13,926 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 10:17:14,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:17:14,135 INFO L208 MainTranslator]: Completed translation [2020-10-14 10:17:14,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14 WrapperNode [2020-10-14 10:17:14,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 10:17:14,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 10:17:14,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 10:17:14,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 10:17:14,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14" (1/1) ... [2020-10-14 10:17:14,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14" (1/1) ... [2020-10-14 10:17:14,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14" (1/1) ... [2020-10-14 10:17:14,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14" (1/1) ... [2020-10-14 10:17:14,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14" (1/1) ... [2020-10-14 10:17:14,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14" (1/1) ... [2020-10-14 10:17:14,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14" (1/1) ... [2020-10-14 10:17:14,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 10:17:14,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 10:17:14,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 10:17:14,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 10:17:14,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 10:17:14,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 10:17:14,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 10:17:14,298 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-14 10:17:14,298 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-14 10:17:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-14 10:17:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-14 10:17:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-14 10:17:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-14 10:17:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-14 10:17:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-14 10:17:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-14 10:17:14,300 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-14 10:17:14,300 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-14 10:17:14,300 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-14 10:17:14,300 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-14 10:17:14,300 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-14 10:17:14,300 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-14 10:17:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-14 10:17:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-14 10:17:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-14 10:17:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-14 10:17:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-14 10:17:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-14 10:17:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-14 10:17:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-14 10:17:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-14 10:17:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-14 10:17:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-14 10:17:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-14 10:17:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-14 10:17:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-14 10:17:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-14 10:17:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-14 10:17:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-14 10:17:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-14 10:17:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-14 10:17:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-14 10:17:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-14 10:17:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-14 10:17:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-14 10:17:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-14 10:17:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-14 10:17:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 10:17:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 10:17:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-14 10:17:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-14 10:17:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-14 10:17:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-14 10:17:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-14 10:17:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-14 10:17:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-14 10:17:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-14 10:17:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-14 10:17:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-14 10:17:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-14 10:17:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-14 10:17:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-14 10:17:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-14 10:17:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-14 10:17:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 10:17:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-14 10:17:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-14 10:17:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-14 10:17:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-14 10:17:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-14 10:17:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-14 10:17:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-14 10:17:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-14 10:17:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-14 10:17:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-14 10:17:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-14 10:17:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-14 10:17:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-14 10:17:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-14 10:17:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-14 10:17:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-14 10:17:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-14 10:17:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-14 10:17:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-14 10:17:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-14 10:17:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-14 10:17:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-14 10:17:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-14 10:17:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-14 10:17:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-14 10:17:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 10:17:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 10:17:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 10:17:15,475 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 10:17:15,475 INFO L295 CfgBuilder]: Removed 15 assume(true) statements. [2020-10-14 10:17:15,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:17:15 BoogieIcfgContainer [2020-10-14 10:17:15,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 10:17:15,484 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 10:17:15,485 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 10:17:15,488 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 10:17:15,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:17:13" (1/3) ... [2020-10-14 10:17:15,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f349fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:17:15, skipping insertion in model container [2020-10-14 10:17:15,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:14" (2/3) ... [2020-10-14 10:17:15,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f349fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:17:15, skipping insertion in model container [2020-10-14 10:17:15,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:17:15" (3/3) ... [2020-10-14 10:17:15,493 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.14.cil.c [2020-10-14 10:17:15,503 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 10:17:15,512 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 10:17:15,525 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 10:17:15,553 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 10:17:15,554 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 10:17:15,554 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 10:17:15,554 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 10:17:15,555 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 10:17:15,555 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 10:17:15,555 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 10:17:15,555 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 10:17:15,582 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states. [2020-10-14 10:17:15,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:17:15,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:17:15,603 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:17:15,603 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:17:15,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:17:15,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1216430982, now seen corresponding path program 1 times [2020-10-14 10:17:15,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:17:15,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1585938565] [2020-10-14 10:17:15,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:17:15,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:16,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:16,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:16,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:16,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:16,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:16,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:20,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:20,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:17:20,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:17:20,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-14 10:17:20,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:20,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:20,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:17:20,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:17:20,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 10:17:20,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 10:17:21,423 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:17:21,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:17:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:21,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:21,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:21,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:17:21,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:21,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 10:17:21,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:21,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:21,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:21,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:21,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:21,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:21,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:17:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:21,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:21,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:21,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:17:21,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:21,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:17:21,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:21,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:17:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:21,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:17:21,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:21,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:17:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:21,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:21,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:21,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:17:21,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:21,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:21,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:21,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:21,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:17:21,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:21,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:17:21,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:21,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:17:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:21,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:21,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:21,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:17:21,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:21,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:17:21,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:21,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:21,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:17:21,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 10:17:21,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 10:17:21,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:21,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:17:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:21,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:21,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:21,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:17:21,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:21,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 10:17:21,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:21,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:21,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:21,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:17:21,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:21,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:21,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:17:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:21,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:21,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:21,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:21,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:21,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:17:26,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:17:26,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 10:17:26,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 148 [2020-10-14 10:17:26,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:17:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:17:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:17:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:17:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:17:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:17:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:17:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:17:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:17:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:17:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:17:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:17:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:17:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:26,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:26,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:17:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:17:26,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:17:26,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:17:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:17:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:26,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:26,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:26,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:17:26,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:26,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:26,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:26,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:26,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:17:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:26,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:17:26,945 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1585938565] [2020-10-14 10:17:26,947 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:17:26,948 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:17:26,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209938448] [2020-10-14 10:17:26,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:17:26,954 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:17:26,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:17:26,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:17:26,970 INFO L87 Difference]: Start difference. First operand 479 states. Second operand 8 states. [2020-10-14 10:17:27,279 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-14 10:17:27,403 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 10:17:27,672 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-14 10:17:27,845 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-14 10:17:34,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:17:34,672 INFO L93 Difference]: Finished difference Result 1247 states and 2050 transitions. [2020-10-14 10:17:34,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:17:34,682 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 232 [2020-10-14 10:17:34,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:17:34,705 INFO L225 Difference]: With dead ends: 1247 [2020-10-14 10:17:34,706 INFO L226 Difference]: Without dead ends: 771 [2020-10-14 10:17:34,716 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-14 10:17:34,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-10-14 10:17:34,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 470. [2020-10-14 10:17:34,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2020-10-14 10:17:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 690 transitions. [2020-10-14 10:17:34,876 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 690 transitions. Word has length 232 [2020-10-14 10:17:34,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:17:34,876 INFO L479 AbstractCegarLoop]: Abstraction has 470 states and 690 transitions. [2020-10-14 10:17:34,876 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:17:34,877 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 690 transitions. [2020-10-14 10:17:34,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:17:34,882 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:17:34,882 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:17:34,883 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 10:17:34,883 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:17:34,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:17:34,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1273296328, now seen corresponding path program 1 times [2020-10-14 10:17:34,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:17:34,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1115675380] [2020-10-14 10:17:34,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:17:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:34,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:34,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:35,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:35,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:35,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:35,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:38,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:39,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:39,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:17:39,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 10:17:39,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 10:17:39,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:39,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:17:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:17:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 10:17:39,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:40,194 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:17:40,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:17:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:40,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:40,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:40,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:17:40,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:40,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:17:40,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:40,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:40,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:40,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:40,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:40,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:17:40,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:17:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:40,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:40,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:40,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:17:40,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:40,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:17:40,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:40,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:40,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:17:40,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:40,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:17:40,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:17:40,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:17:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:40,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:40,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:40,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:17:40,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:40,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:40,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:40,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:40,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:17:40,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:40,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:17:40,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:17:40,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:17:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:40,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:40,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:40,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:17:40,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:40,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:17:40,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:40,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:40,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:17:40,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 10:17:40,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:17:40,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:17:40,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:17:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:40,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:40,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:40,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:17:40,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:40,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:17:40,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:40,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:40,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:40,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:17:40,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:40,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:17:40,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:17:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:40,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:40,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:40,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:40,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:40,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:17:45,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:17:45,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 10:17:45,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 148 [2020-10-14 10:17:45,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:17:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:17:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:17:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:17:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:17:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:17:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:17:45,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:17:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:17:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:17:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:17:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:17:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:17:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:17:45,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:45,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:17:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:17:45,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 10:17:45,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:17:45,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:45,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:17:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:45,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:45,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:45,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:17:45,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:45,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:17:45,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:45,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:45,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:45,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:17:45,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:45,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:17:45,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:17:45,708 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1115675380] [2020-10-14 10:17:45,708 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:17:45,708 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:17:45,709 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794364057] [2020-10-14 10:17:45,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:17:45,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:17:45,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:17:45,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:17:45,714 INFO L87 Difference]: Start difference. First operand 470 states and 690 transitions. Second operand 8 states. [2020-10-14 10:17:46,004 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-14 10:17:46,142 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 10:17:46,377 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-14 10:17:52,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:17:52,650 INFO L93 Difference]: Finished difference Result 1218 states and 1864 transitions. [2020-10-14 10:17:52,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 10:17:52,650 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 232 [2020-10-14 10:17:52,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:17:52,658 INFO L225 Difference]: With dead ends: 1218 [2020-10-14 10:17:52,658 INFO L226 Difference]: Without dead ends: 771 [2020-10-14 10:17:52,662 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-14 10:17:52,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-10-14 10:17:52,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 470. [2020-10-14 10:17:52,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2020-10-14 10:17:52,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 689 transitions. [2020-10-14 10:17:52,742 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 689 transitions. Word has length 232 [2020-10-14 10:17:52,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:17:52,743 INFO L479 AbstractCegarLoop]: Abstraction has 470 states and 689 transitions. [2020-10-14 10:17:52,743 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:17:52,743 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 689 transitions. [2020-10-14 10:17:52,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:17:52,747 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:17:52,747 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:17:52,748 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 10:17:52,748 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:17:52,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:17:52,748 INFO L82 PathProgramCache]: Analyzing trace with hash 2146961930, now seen corresponding path program 1 times [2020-10-14 10:17:52,749 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:17:52,749 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1941562175] [2020-10-14 10:17:52,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:17:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:52,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:52,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:52,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:52,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:53,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:53,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:57,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:57,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:17:57,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:17:57,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:17:57,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:57,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:57,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:17:57,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 151 [2020-10-14 10:17:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:17:57,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:17:58,107 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:17:58,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:17:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:58,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:58,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:58,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:17:58,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:58,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 10:17:58,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:58,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:58,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:58,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:58,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:58,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:58,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:17:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:58,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:58,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:58,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:17:58,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:58,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:17:58,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:58,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:58,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:58,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:58,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:58,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:58,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:17:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:58,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:58,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:58,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:17:58,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:58,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:17:58,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:58,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:58,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:58,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:58,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:58,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:58,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:17:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:58,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:58,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:58,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:17:58,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:58,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:17:58,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:58,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:58,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:58,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:58,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:58,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:58,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:17:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:58,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:58,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:17:58,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:17:58,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:17:58,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:17:58,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:17:58,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:17:58,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:17:58,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:17:58,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:17:58,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:17:58,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:17:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:17:58,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:58,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:58,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:58,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:17:59,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:18:03,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:18:03,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:18:03,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:18:03,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 10:18:03,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:18:03,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:18:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:18:03,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:03,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:18:03,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:18:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:03,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:18:03,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:03,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:03,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:18:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:03,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:03,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:18:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:03,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:03,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:18:03,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:18:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:03,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:03,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:18:03,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:18:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:18:03,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:18:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:03,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:18:03,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:18:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:03,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:18:03,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:18:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:18:03,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:18:03,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:18:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:03,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:18:03,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:18:03,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:18:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:03,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:18:03,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:18:03,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:18:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:18:03,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:18:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:18:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:03,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:03,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:18:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:18:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:18:03,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 10:18:03,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:18:03,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:03,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:18:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:03,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:03,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:03,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:18:03,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:03,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:18:03,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:03,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:03,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:03,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:18:03,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:03,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:18:03,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:18:03,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1941562175] [2020-10-14 10:18:03,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:18:03,700 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:18:03,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510187564] [2020-10-14 10:18:03,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:18:03,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:18:03,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:18:03,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:18:03,702 INFO L87 Difference]: Start difference. First operand 470 states and 689 transitions. Second operand 10 states. [2020-10-14 10:18:03,872 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-14 10:18:05,758 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-14 10:18:06,032 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-14 10:18:06,294 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-14 10:18:06,671 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-14 10:18:12,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:18:12,862 INFO L93 Difference]: Finished difference Result 1237 states and 1943 transitions. [2020-10-14 10:18:12,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:18:12,863 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 232 [2020-10-14 10:18:12,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:18:12,870 INFO L225 Difference]: With dead ends: 1237 [2020-10-14 10:18:12,870 INFO L226 Difference]: Without dead ends: 798 [2020-10-14 10:18:12,873 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:18:12,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2020-10-14 10:18:12,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 475. [2020-10-14 10:18:12,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-10-14 10:18:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 694 transitions. [2020-10-14 10:18:12,963 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 694 transitions. Word has length 232 [2020-10-14 10:18:12,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:18:12,964 INFO L479 AbstractCegarLoop]: Abstraction has 475 states and 694 transitions. [2020-10-14 10:18:12,964 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:18:12,964 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 694 transitions. [2020-10-14 10:18:12,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:18:12,967 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:18:12,967 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:18:12,967 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 10:18:12,968 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:18:12,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:18:12,968 INFO L82 PathProgramCache]: Analyzing trace with hash 173796552, now seen corresponding path program 1 times [2020-10-14 10:18:12,968 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:18:12,969 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1589955010] [2020-10-14 10:18:12,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:18:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:13,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:13,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:13,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:13,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:13,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:15,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:15,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:18,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:18:18,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 10:18:18,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 10:18:18,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:18,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:18,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:18:18,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-14 10:18:18,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-14 10:18:18,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:18,256 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:18:18,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:18:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:18,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:18,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:18:18,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:18,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:18:18,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:18,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:18,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:18,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:18,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:18,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:18,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:18:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:18,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:18,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:18:18,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:18,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:18,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:18,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:18,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:18,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:18,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:18,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:18,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:18:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:18,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:18,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:18:18,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:18,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:18,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:18,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:18,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:18,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:18,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:18,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:18,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:18:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:18,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:18,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:18:18,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:18,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:18:18,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:18,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:18,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:18,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:18,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:18,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:18,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:18:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:18,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:18,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:18:18,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:18:18,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:18,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:18:18,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:18,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:18:18,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:18,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:18:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:18,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:18,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:18:23,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:18:23,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:18:23,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:18:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-14 10:18:23,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:18:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:18:23,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:18:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:18:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:23,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:18:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:23,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:18:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:18:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:18:23,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:18:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:18:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:18:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:23,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:18:23,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:18:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:18:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:18:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:23,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:23,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:23,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:18:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:18:23,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 10:18:23,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:18:23,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 10:18:23,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 10:18:23,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:18:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:23,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:23,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:23,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:18:23,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:23,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:23,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:23,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:23,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:23,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:18:23,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:23,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:23,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:18:23,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1589955010] [2020-10-14 10:18:23,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:18:23,642 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:18:23,642 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100016366] [2020-10-14 10:18:23,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:18:23,643 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:18:23,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:18:23,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:18:23,644 INFO L87 Difference]: Start difference. First operand 475 states and 694 transitions. Second operand 9 states. [2020-10-14 10:18:25,188 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-14 10:18:28,001 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-14 10:18:38,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:18:38,675 INFO L93 Difference]: Finished difference Result 2131 states and 3258 transitions. [2020-10-14 10:18:38,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 10:18:38,676 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 232 [2020-10-14 10:18:38,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:18:38,697 INFO L225 Difference]: With dead ends: 2131 [2020-10-14 10:18:38,697 INFO L226 Difference]: Without dead ends: 1688 [2020-10-14 10:18:38,701 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=156, Invalid=444, Unknown=0, NotChecked=0, Total=600 [2020-10-14 10:18:38,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1688 states. [2020-10-14 10:18:39,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1688 to 1084. [2020-10-14 10:18:39,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2020-10-14 10:18:39,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1578 transitions. [2020-10-14 10:18:39,072 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1578 transitions. Word has length 232 [2020-10-14 10:18:39,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:18:39,075 INFO L479 AbstractCegarLoop]: Abstraction has 1084 states and 1578 transitions. [2020-10-14 10:18:39,075 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:18:39,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1578 transitions. [2020-10-14 10:18:39,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:18:39,085 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:18:39,085 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:18:39,086 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 10:18:39,086 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:18:39,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:18:39,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1765365494, now seen corresponding path program 1 times [2020-10-14 10:18:39,087 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:18:39,087 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [232239785] [2020-10-14 10:18:39,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:18:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:39,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:39,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:39,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:39,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:39,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:41,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:44,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:44,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:18:44,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:18:44,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 10:18:44,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:44,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:44,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:18:44,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 195 [2020-10-14 10:18:44,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:18:44,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:44,408 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:18:44,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:18:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:44,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:44,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:44,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:18:44,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:44,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:18:44,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:44,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:44,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:44,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:44,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:44,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:44,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:18:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:44,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:44,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:44,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:18:44,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:44,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:44,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:44,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:44,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:44,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:44,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:44,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:44,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:18:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:44,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:44,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:44,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:18:44,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:44,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:44,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:44,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:44,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:44,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:44,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:44,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:44,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:18:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:44,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:44,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:44,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:44,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:44,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:18:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:44,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:44,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:44,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:18:44,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:44,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:18:44,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:44,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:44,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:44,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:44,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:44,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:44,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:18:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:44,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:44,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:44,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:44,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:46,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:18:49,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:18:49,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 10:18:49,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:18:49,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-14 10:18:49,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:18:49,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:18:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:49,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:18:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:49,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:18:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:49,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:18:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:49,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:18:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:49,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:18:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:49,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:18:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:49,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:18:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:49,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:18:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:49,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:18:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:18:49,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:18:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:49,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:18:49,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:18:49,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:18:49,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:18:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:49,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:18:49,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:18:49,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:18:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:18:49,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:49,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:18:49,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:18:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:18:49,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:18:49,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:18:49,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:18:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:49,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:49,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:18:49,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:18:49,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:18:49,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:18:49,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:18:49,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:18:49,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:18:49,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:18:49,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:18:49,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:18:49,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:18:49,806 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [232239785] [2020-10-14 10:18:49,806 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:18:49,806 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:18:49,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223155684] [2020-10-14 10:18:49,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:18:49,807 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:18:49,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:18:49,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:18:49,808 INFO L87 Difference]: Start difference. First operand 1084 states and 1578 transitions. Second operand 10 states. [2020-10-14 10:18:49,955 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-14 10:18:52,246 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-14 10:18:52,503 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-14 10:18:52,647 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 10:18:52,887 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-14 10:18:53,031 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-14 10:18:53,270 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-14 10:18:58,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:18:58,870 INFO L93 Difference]: Finished difference Result 2761 states and 4248 transitions. [2020-10-14 10:18:58,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:18:58,871 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 232 [2020-10-14 10:18:58,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:18:58,883 INFO L225 Difference]: With dead ends: 2761 [2020-10-14 10:18:58,883 INFO L226 Difference]: Without dead ends: 1709 [2020-10-14 10:18:58,888 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:18:58,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1709 states. [2020-10-14 10:18:59,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1709 to 1099. [2020-10-14 10:18:59,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1099 states. [2020-10-14 10:18:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 1099 states and 1593 transitions. [2020-10-14 10:18:59,104 INFO L78 Accepts]: Start accepts. Automaton has 1099 states and 1593 transitions. Word has length 232 [2020-10-14 10:18:59,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:18:59,104 INFO L479 AbstractCegarLoop]: Abstraction has 1099 states and 1593 transitions. [2020-10-14 10:18:59,104 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:18:59,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1593 transitions. [2020-10-14 10:18:59,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:18:59,109 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:18:59,110 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:18:59,110 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 10:18:59,110 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:18:59,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:18:59,110 INFO L82 PathProgramCache]: Analyzing trace with hash -1688464696, now seen corresponding path program 1 times [2020-10-14 10:18:59,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:18:59,111 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [453169262] [2020-10-14 10:18:59,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:18:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:18:59,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:59,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:59,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:59,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:18:59,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:04,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:04,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:19:04,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:19:04,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 10:19:04,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:04,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:04,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:19:04,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-14 10:19:04,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:19:04,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:04,387 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:19:04,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:19:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:04,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:04,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:04,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:19:04,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:04,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:19:04,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:04,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:04,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:04,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:04,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:04,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:04,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:19:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:04,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:04,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:04,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:19:04,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:04,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:04,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:04,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:04,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:04,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:04,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:04,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:04,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:19:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:04,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:04,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:04,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:19:04,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:04,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:04,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:04,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:04,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:04,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:04,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:04,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:04,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:19:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:04,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:04,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:04,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:19:04,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:04,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:19:04,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:04,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:04,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:04,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:04,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:04,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:04,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:19:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:04,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:04,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:04,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:19:04,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:04,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:19:04,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:04,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:04,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:04,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:04,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:04,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:04,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:19:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:04,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:04,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:04,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:05,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:19:07,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:19:07,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2506 [2020-10-14 10:19:07,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:19:07,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-14 10:19:07,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:19:07,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:19:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:07,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:19:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:07,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:19:07,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:19:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:07,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:19:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:07,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:19:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:07,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:19:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:07,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:19:07,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:19:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:07,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:19:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:07,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:19:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:07,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:19:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:07,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:19:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:07,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:19:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:07,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:19:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:07,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:19:07,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:19:07,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:07,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:19:07,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:19:07,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:19:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:19:07,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:19:07,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:19:07,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:19:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:07,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:07,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:07,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:19:07,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:07,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:07,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:07,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:07,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:07,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:19:07,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:07,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:19:07,253 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [453169262] [2020-10-14 10:19:07,253 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:19:07,253 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:19:07,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609491075] [2020-10-14 10:19:07,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:19:07,254 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:19:07,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:19:07,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:19:07,255 INFO L87 Difference]: Start difference. First operand 1099 states and 1593 transitions. Second operand 10 states. [2020-10-14 10:19:09,890 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-14 10:19:10,160 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-14 10:19:10,411 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-14 10:19:10,795 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-14 10:19:15,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:19:15,936 INFO L93 Difference]: Finished difference Result 2779 states and 4257 transitions. [2020-10-14 10:19:15,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:19:15,936 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 232 [2020-10-14 10:19:15,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:19:15,948 INFO L225 Difference]: With dead ends: 2779 [2020-10-14 10:19:15,948 INFO L226 Difference]: Without dead ends: 1712 [2020-10-14 10:19:15,953 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:19:15,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2020-10-14 10:19:16,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1114. [2020-10-14 10:19:16,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1114 states. [2020-10-14 10:19:16,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 1114 states and 1608 transitions. [2020-10-14 10:19:16,170 INFO L78 Accepts]: Start accepts. Automaton has 1114 states and 1608 transitions. Word has length 232 [2020-10-14 10:19:16,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:19:16,171 INFO L479 AbstractCegarLoop]: Abstraction has 1114 states and 1608 transitions. [2020-10-14 10:19:16,171 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:19:16,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1608 transitions. [2020-10-14 10:19:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:19:16,175 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:19:16,175 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:19:16,175 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 10:19:16,175 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:19:16,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:19:16,176 INFO L82 PathProgramCache]: Analyzing trace with hash -812445690, now seen corresponding path program 1 times [2020-10-14 10:19:16,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:19:16,180 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [269564871] [2020-10-14 10:19:16,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:19:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:16,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:16,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:16,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:16,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:18,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:18,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:19,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:20,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:20,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:20,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:21,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:21,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:19:21,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 37 [2020-10-14 10:19:21,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 10:19:21,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:21,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:21,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:19:21,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-14 10:19:21,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-14 10:19:21,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:19:21,458 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:19:21,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:19:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:21,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:21,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:21,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:19:21,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:21,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:19:21,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:21,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:21,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:21,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:21,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:21,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:21,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:19:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:21,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:21,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:21,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:19:21,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:21,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:19:21,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:21,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:21,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:21,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:21,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:21,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:21,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:19:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:21,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:21,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:21,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:19:21,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:21,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:21,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:21,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:21,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:21,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:21,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:19:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:21,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:21,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:21,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:19:21,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:21,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:19:21,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:21,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:21,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:21,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:21,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:21,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:21,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:19:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:21,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:21,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:21,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:19:21,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:21,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:19:21,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:21,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:21,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:19:21,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:21,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 10:19:21,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:21,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:19:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:21,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:21,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:21,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:21,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:23,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:23,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:19:23,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:19:23,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2348 [2020-10-14 10:19:23,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:23,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:23,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:19:23,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:23,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-14 10:19:23,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:23,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:19:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:23,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:23,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:23,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:23,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:23,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:23,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:23,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:23,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:23,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:23,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:23,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:23,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:19:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:23,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:23,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:23,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:23,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:23,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:23,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:23,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:23,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:23,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:19:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:24,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:19:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:24,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:19:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:24,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:19:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:24,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:19:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:24,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:19:24,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:19:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:24,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:19:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:24,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:19:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:24,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:19:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:24,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:19:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:24,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:19:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:24,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:24,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:24,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:19:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:19:24,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 10:19:24,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:19:24,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 10:19:24,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 10:19:24,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:19:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:24,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:24,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:24,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:19:24,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:24,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:24,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:24,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:24,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:24,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:19:24,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:24,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:24,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:19:24,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [269564871] [2020-10-14 10:19:24,211 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:19:24,211 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:19:24,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222611365] [2020-10-14 10:19:24,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:19:24,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:19:24,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:19:24,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:19:24,213 INFO L87 Difference]: Start difference. First operand 1114 states and 1608 transitions. Second operand 9 states. [2020-10-14 10:19:25,618 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-14 10:19:26,724 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-14 10:19:26,970 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 10:19:38,897 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-14 10:19:47,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:19:47,747 INFO L93 Difference]: Finished difference Result 5717 states and 9376 transitions. [2020-10-14 10:19:47,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-14 10:19:47,748 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 232 [2020-10-14 10:19:47,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:19:47,775 INFO L225 Difference]: With dead ends: 5717 [2020-10-14 10:19:47,776 INFO L226 Difference]: Without dead ends: 4635 [2020-10-14 10:19:47,784 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=194, Invalid=508, Unknown=0, NotChecked=0, Total=702 [2020-10-14 10:19:47,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4635 states. [2020-10-14 10:19:48,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4635 to 3115. [2020-10-14 10:19:48,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3115 states. [2020-10-14 10:19:48,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 3115 states and 4742 transitions. [2020-10-14 10:19:48,425 INFO L78 Accepts]: Start accepts. Automaton has 3115 states and 4742 transitions. Word has length 232 [2020-10-14 10:19:48,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:19:48,425 INFO L479 AbstractCegarLoop]: Abstraction has 3115 states and 4742 transitions. [2020-10-14 10:19:48,425 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:19:48,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 4742 transitions. [2020-10-14 10:19:48,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:19:48,433 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:19:48,434 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:19:48,434 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 10:19:48,434 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:19:48,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:19:48,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1087205304, now seen corresponding path program 1 times [2020-10-14 10:19:48,435 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:19:48,435 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [180270911] [2020-10-14 10:19:48,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:19:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:48,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:48,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:48,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:48,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:50,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:50,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:50,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:51,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:52,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:52,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:53,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:53,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:19:53,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 31 [2020-10-14 10:19:53,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 10:19:53,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:53,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:53,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:19:53,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-14 10:19:53,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-14 10:19:53,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:53,728 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:19:53,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:19:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:53,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:53,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:53,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:19:53,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:53,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:19:53,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:53,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:53,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:53,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:53,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:53,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:53,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:19:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:53,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:53,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:53,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:19:53,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:53,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:19:53,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:53,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:53,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:53,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:53,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:53,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:53,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:19:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:53,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:53,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:53,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:19:53,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:53,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:53,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:53,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:53,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:53,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:19:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:53,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:53,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:53,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:19:53,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:53,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:19:53,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:53,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:53,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:53,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:53,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:53,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:53,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:19:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:53,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:53,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:53,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:19:53,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:53,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:19:53,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:53,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:53,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:19:53,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:53,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 10:19:53,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:53,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:19:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:53,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:53,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:53,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:53,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:19:56,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:19:56,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2114 [2020-10-14 10:19:56,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:19:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-14 10:19:56,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:19:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:19:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:56,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:19:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:19:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:19:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:56,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:19:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:19:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:19:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:19:56,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:19:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:19:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:19:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:19:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:19:56,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:19:56,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:19:56,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:19:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:19:56,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 10:19:56,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:19:56,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 10:19:56,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 10:19:56,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:19:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:19:56,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:19:56,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:19:56,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:19:56,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:19:56,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:19:56,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:19:56,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:19:56,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:19:56,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:19:56,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:19:56,203 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [180270911] [2020-10-14 10:19:56,203 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:19:56,203 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:19:56,203 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473708394] [2020-10-14 10:19:56,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:19:56,204 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:19:56,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:19:56,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:19:56,204 INFO L87 Difference]: Start difference. First operand 3115 states and 4742 transitions. Second operand 9 states. [2020-10-14 10:19:57,712 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-14 10:20:00,815 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-14 10:20:01,556 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-14 10:20:11,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:20:11,747 INFO L93 Difference]: Finished difference Result 9912 states and 15307 transitions. [2020-10-14 10:20:11,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 10:20:11,748 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 232 [2020-10-14 10:20:11,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:20:11,789 INFO L225 Difference]: With dead ends: 9912 [2020-10-14 10:20:11,789 INFO L226 Difference]: Without dead ends: 7231 [2020-10-14 10:20:11,804 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=178, Invalid=472, Unknown=0, NotChecked=0, Total=650 [2020-10-14 10:20:11,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7231 states. [2020-10-14 10:20:12,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7231 to 4960. [2020-10-14 10:20:12,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4960 states. [2020-10-14 10:20:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4960 states to 4960 states and 7264 transitions. [2020-10-14 10:20:12,716 INFO L78 Accepts]: Start accepts. Automaton has 4960 states and 7264 transitions. Word has length 232 [2020-10-14 10:20:12,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:20:12,717 INFO L479 AbstractCegarLoop]: Abstraction has 4960 states and 7264 transitions. [2020-10-14 10:20:12,717 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:20:12,717 INFO L276 IsEmpty]: Start isEmpty. Operand 4960 states and 7264 transitions. [2020-10-14 10:20:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:20:12,726 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:20:12,726 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:20:12,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 10:20:12,726 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:20:12,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:20:12,727 INFO L82 PathProgramCache]: Analyzing trace with hash 284601994, now seen corresponding path program 1 times [2020-10-14 10:20:12,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:20:12,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [772736399] [2020-10-14 10:20:12,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:20:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:12,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:12,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:12,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:12,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:15,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:15,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:15,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:16,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:17,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:17,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:17,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:17,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:17,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:20:17,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-14 10:20:17,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 10:20:17,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:17,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:17,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:20:17,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:20:17,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 201 [2020-10-14 10:20:17,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:17,997 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:20:17,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:18,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:20:18,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:18,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:18,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:20:18,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:18,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:18,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:18,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:20:18,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:18,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:18,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:18,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:18,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:18,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:20:18,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:18,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:20:18,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:20:18,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:18,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:18,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 10:20:18,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:18,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:20:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:20:18,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:20:18,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:18,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 10:20:18,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:18,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:18,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:20:20,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:20:20,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2066 [2020-10-14 10:20:20,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:20,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-10-14 10:20:20,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 10:20:20,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:20,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:20:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:20:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:20,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:20:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:20:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:20:20,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:20:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:20:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:20:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:20,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:20,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:20:20,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:20:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:20,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:20,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:20,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:20,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:20:20,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:20:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:20:20,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:20:20,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:20:20,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:20:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:20,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:20,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:20,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:20,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:20,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:20,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:20,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:20:20,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:20,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:20:20,376 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [772736399] [2020-10-14 10:20:20,376 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:20:20,376 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:20:20,376 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017279422] [2020-10-14 10:20:20,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:20:20,377 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:20:20,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:20:20,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:20:20,378 INFO L87 Difference]: Start difference. First operand 4960 states and 7264 transitions. Second operand 8 states. [2020-10-14 10:20:20,620 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-14 10:20:25,191 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-14 10:20:34,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:20:34,963 INFO L93 Difference]: Finished difference Result 17527 states and 26578 transitions. [2020-10-14 10:20:34,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:20:34,964 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 232 [2020-10-14 10:20:34,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:20:35,033 INFO L225 Difference]: With dead ends: 17527 [2020-10-14 10:20:35,033 INFO L226 Difference]: Without dead ends: 12606 [2020-10-14 10:20:35,053 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:20:35,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12606 states. [2020-10-14 10:20:37,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12606 to 9687. [2020-10-14 10:20:37,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9687 states. [2020-10-14 10:20:37,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9687 states to 9687 states and 14123 transitions. [2020-10-14 10:20:37,194 INFO L78 Accepts]: Start accepts. Automaton has 9687 states and 14123 transitions. Word has length 232 [2020-10-14 10:20:37,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:20:37,195 INFO L479 AbstractCegarLoop]: Abstraction has 9687 states and 14123 transitions. [2020-10-14 10:20:37,195 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:20:37,195 INFO L276 IsEmpty]: Start isEmpty. Operand 9687 states and 14123 transitions. [2020-10-14 10:20:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-14 10:20:37,202 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:20:37,202 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 10:20:37,203 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 10:20:37,203 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:20:37,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:20:37,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1086060920, now seen corresponding path program 1 times [2020-10-14 10:20:37,203 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:20:37,204 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [473063224] [2020-10-14 10:20:37,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:20:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:37,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:37,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:37,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:37,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:39,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:39,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:39,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:39,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:39,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:39,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:39,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:41,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:41,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:41,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:41,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:41,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:42,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:42,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 10:20:42,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 32 [2020-10-14 10:20:42,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-14 10:20:42,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:42,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:42,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:20:42,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:20:42,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 179 [2020-10-14 10:20:42,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:42,498 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-14 10:20:42,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:42,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:42,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:42,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:42,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:42,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:20:42,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:42,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:42,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:42,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:42,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:20:42,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:42,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:42,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:42,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:42,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:42,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:42,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:42,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:42,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:42,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:42,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:42,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:20:42,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:42,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:42,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:42,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:42,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:42,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:42,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:42,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:42,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:42,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:42,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:42,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:20:42,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:42,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:42,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:42,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:42,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 10:20:42,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:42,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:20:42,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:42,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:42,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:42,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:42,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 10:20:42,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:42,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 10:20:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:42,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:42,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:42,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:20:42,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:42,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:20:42,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:42,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:42,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:42,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:42,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 10:20:42,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:42,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:42,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:42,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:42,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:42,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:20:44,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:20:44,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1668 [2020-10-14 10:20:44,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:44,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-14 10:20:44,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 10:20:44,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:44,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:44,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:44,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:20:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:44,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:20:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:44,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:44,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:20:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:44,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:20:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:44,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:20:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:44,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:44,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:20:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:44,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:20:44,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:20:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:44,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:44,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:20:44,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:20:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:44,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:44,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:20:44,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 10:20:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:44,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:44,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:44,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:44,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:20:44,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 10:20:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 10:20:44,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:20:44,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:20:44,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 10:20:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:44,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:44,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:44,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:44,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:44,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:44,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:44,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:20:44,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:44,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:44,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 10:20:44,491 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [473063224] [2020-10-14 10:20:44,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:20:44,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:20:44,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546284401] [2020-10-14 10:20:44,492 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:20:44,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:20:44,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:20:44,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:20:44,492 INFO L87 Difference]: Start difference. First operand 9687 states and 14123 transitions. Second operand 9 states. [2020-10-14 10:20:44,733 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-14 10:20:49,171 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 204