/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/transmitter.10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 10:20:59,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 10:20:59,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 10:20:59,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 10:20:59,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 10:20:59,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 10:20:59,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 10:20:59,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 10:20:59,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 10:20:59,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 10:20:59,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 10:20:59,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 10:20:59,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 10:20:59,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 10:20:59,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 10:20:59,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 10:20:59,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 10:20:59,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 10:20:59,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 10:20:59,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 10:20:59,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 10:20:59,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 10:20:59,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 10:20:59,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 10:20:59,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 10:20:59,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 10:20:59,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 10:20:59,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 10:20:59,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 10:20:59,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 10:20:59,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 10:20:59,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 10:20:59,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 10:20:59,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 10:20:59,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 10:20:59,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 10:20:59,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 10:20:59,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 10:20:59,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 10:20:59,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 10:20:59,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 10:20:59,415 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 10:20:59,435 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 10:20:59,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 10:20:59,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 10:20:59,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 10:20:59,437 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 10:20:59,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 10:20:59,437 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 10:20:59,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 10:20:59,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 10:20:59,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 10:20:59,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 10:20:59,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 10:20:59,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 10:20:59,438 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 10:20:59,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 10:20:59,439 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 10:20:59,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 10:20:59,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 10:20:59,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 10:20:59,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 10:20:59,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 10:20:59,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 10:20:59,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 10:20:59,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 10:20:59,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 10:20:59,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 10:20:59,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 10:20:59,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 10:20:59,442 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 10:20:59,442 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 10:20:59,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 10:20:59,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 10:20:59,741 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 10:20:59,744 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 10:20:59,746 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 10:20:59,747 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.10.cil.c [2020-10-14 10:20:59,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ba7ecaa6e/b0ae9c7d0d534aa0a81a96e6090df961/FLAG82f4cad1f [2020-10-14 10:21:00,278 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 10:21:00,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.10.cil.c [2020-10-14 10:21:00,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ba7ecaa6e/b0ae9c7d0d534aa0a81a96e6090df961/FLAG82f4cad1f [2020-10-14 10:21:00,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ba7ecaa6e/b0ae9c7d0d534aa0a81a96e6090df961 [2020-10-14 10:21:00,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 10:21:00,571 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 10:21:00,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 10:21:00,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 10:21:00,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 10:21:00,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:21:00" (1/1) ... [2020-10-14 10:21:00,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57a250be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:00, skipping insertion in model container [2020-10-14 10:21:00,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:21:00" (1/1) ... [2020-10-14 10:21:00,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 10:21:00,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 10:21:00,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:21:00,946 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 10:21:01,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:21:01,175 INFO L208 MainTranslator]: Completed translation [2020-10-14 10:21:01,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01 WrapperNode [2020-10-14 10:21:01,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 10:21:01,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 10:21:01,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 10:21:01,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 10:21:01,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01" (1/1) ... [2020-10-14 10:21:01,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01" (1/1) ... [2020-10-14 10:21:01,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01" (1/1) ... [2020-10-14 10:21:01,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01" (1/1) ... [2020-10-14 10:21:01,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01" (1/1) ... [2020-10-14 10:21:01,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01" (1/1) ... [2020-10-14 10:21:01,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01" (1/1) ... [2020-10-14 10:21:01,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 10:21:01,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 10:21:01,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 10:21:01,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 10:21:01,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01" (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 10:21:01,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 10:21:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 10:21:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-14 10:21:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-14 10:21:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-14 10:21:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-14 10:21:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-14 10:21:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-14 10:21:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-14 10:21:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-14 10:21:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-14 10:21:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-14 10:21:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-14 10:21:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-14 10:21:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-14 10:21:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-14 10:21:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-14 10:21:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-14 10:21:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-14 10:21:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-14 10:21:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-14 10:21:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-14 10:21:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-14 10:21:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-14 10:21:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-14 10:21:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-14 10:21:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-14 10:21:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-14 10:21:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-14 10:21:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-14 10:21:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-14 10:21:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-14 10:21:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-14 10:21:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-14 10:21:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-14 10:21:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-14 10:21:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-14 10:21:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-14 10:21:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 10:21:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 10:21:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 10:21:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-14 10:21:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-14 10:21:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-14 10:21:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-14 10:21:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-14 10:21:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-14 10:21:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-14 10:21:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-14 10:21:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-14 10:21:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-14 10:21:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-14 10:21:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-14 10:21:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-14 10:21:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-14 10:21:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-14 10:21:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-14 10:21:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-14 10:21:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-14 10:21:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-14 10:21:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-14 10:21:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-14 10:21:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-14 10:21:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-14 10:21:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-14 10:21:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-14 10:21:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-14 10:21:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-14 10:21:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-14 10:21:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-14 10:21:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-14 10:21:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-14 10:21:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-14 10:21:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-14 10:21:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-14 10:21:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-14 10:21:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-14 10:21:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 10:21:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 10:21:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 10:21:02,418 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 10:21:02,418 INFO L295 CfgBuilder]: Removed 14 assume(true) statements. [2020-10-14 10:21:02,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:21:02 BoogieIcfgContainer [2020-10-14 10:21:02,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 10:21:02,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 10:21:02,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 10:21:02,431 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 10:21:02,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:21:00" (1/3) ... [2020-10-14 10:21:02,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cb3bc02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:21:02, skipping insertion in model container [2020-10-14 10:21:02,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:21:01" (2/3) ... [2020-10-14 10:21:02,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cb3bc02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:21:02, skipping insertion in model container [2020-10-14 10:21:02,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:21:02" (3/3) ... [2020-10-14 10:21:02,435 INFO L109 eAbstractionObserver]: Analyzing ICFG transmitter.10.cil.c [2020-10-14 10:21:02,445 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 10:21:02,454 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 10:21:02,467 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 10:21:02,504 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 10:21:02,504 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 10:21:02,505 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 10:21:02,505 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 10:21:02,505 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 10:21:02,505 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 10:21:02,505 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 10:21:02,506 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 10:21:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2020-10-14 10:21:02,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-14 10:21:02,560 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:02,562 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] [2020-10-14 10:21:02,562 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:02,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:02,568 INFO L82 PathProgramCache]: Analyzing trace with hash 1517839845, now seen corresponding path program 1 times [2020-10-14 10:21:02,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:02,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1740430011] [2020-10-14 10:21:02,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:03,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:03,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:03,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:03,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:03,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:03,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:03,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:03,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:04,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:04,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:07,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:07,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-14 10:21:07,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 10:21:07,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-14 10:21:07,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:07,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:07,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:07,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:21:07,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 10:21:07,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 10:21:08,316 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:21:08,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:08,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:08,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:08,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:08,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 10:21:08,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:08,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:08,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:08,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:08,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:08,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:08,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:08,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:08,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:08,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:08,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:21:08,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:08,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:08,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:08,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:08,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:21:08,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:08,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:08,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:08,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:08,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:08,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:08,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:08,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:08,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:08,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:08,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:21:08,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:08,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:08,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:08,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:21:08,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:08,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 10:21:08,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:08,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:08,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:08,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 10:21:08,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:21:08,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:08,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:08,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:08,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:21:08,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:08,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 10:21:08,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:08,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:08,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:08,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:21:08,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:08,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:08,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:21:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:08,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:08,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:21:13,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 10:21:13,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 10:21:13,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 126 [2020-10-14 10:21:13,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:21:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 10:21:13,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:21:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:21:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:21:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:21:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:21:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:21:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:21:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:13,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:13,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:21:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:21:13,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:21:13,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:21:13,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:13,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:21:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:13,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:13,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:13,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:13,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:13,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:13,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:21:13,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:13,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:13,821 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 10:21:13,822 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1740430011] [2020-10-14 10:21:13,825 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:21:13,825 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:21:13,826 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049988755] [2020-10-14 10:21:13,835 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:21:13,835 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:13,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:21:13,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:21:13,852 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 8 states. [2020-10-14 10:21:14,108 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:21:14,398 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-14 10:21:19,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:19,152 INFO L93 Difference]: Finished difference Result 1052 states and 1714 transitions. [2020-10-14 10:21:19,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:21:19,156 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 210 [2020-10-14 10:21:19,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:19,198 INFO L225 Difference]: With dead ends: 1052 [2020-10-14 10:21:19,199 INFO L226 Difference]: Without dead ends: 655 [2020-10-14 10:21:19,212 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-14 10:21:19,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2020-10-14 10:21:19,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 400. [2020-10-14 10:21:19,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2020-10-14 10:21:19,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 580 transitions. [2020-10-14 10:21:19,390 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 580 transitions. Word has length 210 [2020-10-14 10:21:19,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:19,391 INFO L479 AbstractCegarLoop]: Abstraction has 400 states and 580 transitions. [2020-10-14 10:21:19,391 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:21:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 580 transitions. [2020-10-14 10:21:19,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-14 10:21:19,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:19,406 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] [2020-10-14 10:21:19,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 10:21:19,407 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:19,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:19,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1525838819, now seen corresponding path program 1 times [2020-10-14 10:21:19,408 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:19,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [832200211] [2020-10-14 10:21:19,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:19,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:19,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:19,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:19,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:19,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:19,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:19,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:19,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:19,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:22,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:24,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-14 10:21:24,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 10:21:24,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-14 10:21:24,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:24,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:24,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:24,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:21:24,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 10:21:24,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:24,700 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:21:24,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:24,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:24,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:24,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:24,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:21:24,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:24,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:24,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:24,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:24,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:24,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:24,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:24,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:24,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:21:24,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:24,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:24,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:24,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:24,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:21:24,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:24,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:24,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:24,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:24,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:24,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:24,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:24,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:24,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:24,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:24,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:21:24,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:24,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:24,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:24,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:21:24,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:24,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:21:24,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:24,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:24,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:24,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 10:21:24,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 10:21:24,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:24,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:24,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:24,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:21:24,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:24,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:21:24,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:24,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:24,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:24,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:21:24,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:24,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:24,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:21:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:24,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:24,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:21:29,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 10:21:29,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 10:21:29,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 126 [2020-10-14 10:21:29,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:29,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:29,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:29,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:29,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:29,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:29,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:29,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:21:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:29,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:29,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:21:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:29,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:29,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:21:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:21:29,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:29,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:21:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:29,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:29,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:21:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:21:29,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:29,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:21:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:29,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:29,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:21:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:29,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:29,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:21:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:29,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:29,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:29,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:29,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:21:29,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:21:29,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:21:29,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:21:29,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:29,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:21:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:29,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:29,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:29,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:29,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:29,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:29,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:29,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:29,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:29,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:21:29,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:29,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:30,054 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 10:21:30,054 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [832200211] [2020-10-14 10:21:30,054 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:21:30,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:21:30,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696577440] [2020-10-14 10:21:30,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:21:30,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:30,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:21:30,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:21:30,060 INFO L87 Difference]: Start difference. First operand 400 states and 580 transitions. Second operand 8 states. [2020-10-14 10:21:30,285 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:21:30,607 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-14 10:21:35,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:35,398 INFO L93 Difference]: Finished difference Result 1039 states and 1577 transitions. [2020-10-14 10:21:35,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 10:21:35,399 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 210 [2020-10-14 10:21:35,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:35,407 INFO L225 Difference]: With dead ends: 1039 [2020-10-14 10:21:35,407 INFO L226 Difference]: Without dead ends: 655 [2020-10-14 10:21:35,409 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-14 10:21:35,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2020-10-14 10:21:35,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 400. [2020-10-14 10:21:35,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2020-10-14 10:21:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 579 transitions. [2020-10-14 10:21:35,484 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 579 transitions. Word has length 210 [2020-10-14 10:21:35,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:35,484 INFO L479 AbstractCegarLoop]: Abstraction has 400 states and 579 transitions. [2020-10-14 10:21:35,485 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:21:35,485 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 579 transitions. [2020-10-14 10:21:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-14 10:21:35,488 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:35,488 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] [2020-10-14 10:21:35,488 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 10:21:35,489 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:35,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:35,489 INFO L82 PathProgramCache]: Analyzing trace with hash -688544799, now seen corresponding path program 1 times [2020-10-14 10:21:35,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:35,490 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [466450889] [2020-10-14 10:21:35,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:35,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:35,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:35,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:35,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:35,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:35,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:35,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:38,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:40,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:40,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-14 10:21:40,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 10:21:40,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 10:21:40,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:40,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:40,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:21:40,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-14 10:21:40,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:21:40,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:40,756 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:21:40,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:40,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:40,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:40,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:40,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:40,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:21:40,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:40,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:40,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:40,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:40,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:40,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:40,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:40,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:40,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:40,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:40,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:40,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:40,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:40,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:40,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:40,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:40,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:40,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:40,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:40,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:40,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:40,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:40,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:40,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:40,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:40,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:40,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:40,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:40,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:40,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:40,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:40,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:21:40,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:40,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:21:40,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:40,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:40,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:40,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:40,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:40,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:40,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:40,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:40,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:40,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:21:40,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:40,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:21:40,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:40,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:40,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:40,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:40,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:40,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:40,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:21:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:40,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:41,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:41,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:41,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:41,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:41,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:43,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:45,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:45,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:21:45,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 10:21:45,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:21:45,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:45,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:45,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:21:45,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 10:21:45,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:21:45,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:46,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:46,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:46,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:46,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:21:46,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:21:46,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:46,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:46,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:46,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:46,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:21:46,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:46,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:21:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:46,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:21:46,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:46,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:21:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:46,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:21:46,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:46,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:21:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:46,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:21:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:46,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:21:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:46,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:21:46,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:46,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:21:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:46,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:21:46,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:46,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:21:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:46,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:21:46,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:46,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:21:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:46,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:21:46,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:46,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:21:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:46,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:46,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:21:46,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:46,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:21:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:21:46,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:21:46,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:21:46,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:46,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:21:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:46,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:46,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:46,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:46,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:46,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:46,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:46,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:46,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:46,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:21:46,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:46,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:46,280 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 10:21:46,281 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [466450889] [2020-10-14 10:21:46,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:21:46,281 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:21:46,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285656955] [2020-10-14 10:21:46,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:21:46,283 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:46,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:21:46,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:21:46,283 INFO L87 Difference]: Start difference. First operand 400 states and 579 transitions. Second operand 10 states. [2020-10-14 10:21:47,461 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:21:47,639 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-14 10:21:47,932 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-14 10:21:48,211 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-14 10:21:53,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:53,256 INFO L93 Difference]: Finished difference Result 1062 states and 1653 transitions. [2020-10-14 10:21:53,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:21:53,257 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 210 [2020-10-14 10:21:53,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:53,264 INFO L225 Difference]: With dead ends: 1062 [2020-10-14 10:21:53,264 INFO L226 Difference]: Without dead ends: 691 [2020-10-14 10:21:53,266 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:21:53,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2020-10-14 10:21:53,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 405. [2020-10-14 10:21:53,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2020-10-14 10:21:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 584 transitions. [2020-10-14 10:21:53,363 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 584 transitions. Word has length 210 [2020-10-14 10:21:53,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:53,364 INFO L479 AbstractCegarLoop]: Abstraction has 405 states and 584 transitions. [2020-10-14 10:21:53,364 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:21:53,364 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 584 transitions. [2020-10-14 10:21:53,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-14 10:21:53,367 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:53,367 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] [2020-10-14 10:21:53,368 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 10:21:53,368 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:53,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:53,368 INFO L82 PathProgramCache]: Analyzing trace with hash 1470539295, now seen corresponding path program 1 times [2020-10-14 10:21:53,368 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:53,369 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [177873093] [2020-10-14 10:21:53,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:53,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:53,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:53,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:53,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:53,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:53,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:53,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:58,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-14 10:21:58,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 10:21:58,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 10:21:58,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:58,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:58,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:21:58,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-14 10:21:58,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:21:58,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:58,570 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:21:58,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:58,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:58,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:58,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:58,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:21:58,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:58,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:58,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:58,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:58,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:58,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:58,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:58,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:58,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:58,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:58,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:21:58,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:58,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:58,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:58,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:58,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:58,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:58,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:58,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:58,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:58,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:58,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:58,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:58,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:58,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:58,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:58,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:58,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:58,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:58,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:58,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:21:58,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:58,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:21:58,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:58,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:58,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:58,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:58,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:58,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:21:58,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:58,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:21:58,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:58,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:58,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:58,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:21:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:58,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:58,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:59,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:22:03,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:22:03,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 10:22:03,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:22:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 10:22:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:22:03,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:03,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:03,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:03,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:03,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:03,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:03,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:22:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:03,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:03,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:22:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:03,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:03,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:22:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:03,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:03,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:22:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:03,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:22:03,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:03,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:22:03,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:22:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:03,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:03,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:22:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:03,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:03,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:22:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:03,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:03,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:22:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:03,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:03,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:03,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:22:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:22:03,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:22:03,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:22:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:22:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:03,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:03,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:03,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:03,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:03,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:03,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:03,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:03,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:03,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:03,888 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 10:22:03,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [177873093] [2020-10-14 10:22:03,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:22:03,888 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:22:03,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202712443] [2020-10-14 10:22:03,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:22:03,889 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:22:03,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:22:03,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:22:03,890 INFO L87 Difference]: Start difference. First operand 405 states and 584 transitions. Second operand 10 states. [2020-10-14 10:22:05,465 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:22:05,639 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-14 10:22:05,936 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:22:06,200 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:22:10,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:22:10,630 INFO L93 Difference]: Finished difference Result 1059 states and 1641 transitions. [2020-10-14 10:22:10,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:22:10,631 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 210 [2020-10-14 10:22:10,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:22:10,636 INFO L225 Difference]: With dead ends: 1059 [2020-10-14 10:22:10,636 INFO L226 Difference]: Without dead ends: 683 [2020-10-14 10:22:10,638 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:22:10,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2020-10-14 10:22:10,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 410. [2020-10-14 10:22:10,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2020-10-14 10:22:10,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 589 transitions. [2020-10-14 10:22:10,701 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 589 transitions. Word has length 210 [2020-10-14 10:22:10,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:22:10,702 INFO L479 AbstractCegarLoop]: Abstraction has 410 states and 589 transitions. [2020-10-14 10:22:10,702 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:22:10,702 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 589 transitions. [2020-10-14 10:22:10,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-14 10:22:10,705 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:22:10,705 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] [2020-10-14 10:22:10,705 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 10:22:10,706 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:22:10,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:22:10,706 INFO L82 PathProgramCache]: Analyzing trace with hash 587030305, now seen corresponding path program 1 times [2020-10-14 10:22:10,706 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:22:10,706 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1316957478] [2020-10-14 10:22:10,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:22:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:10,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:10,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:10,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:10,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:10,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:10,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:12,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:15,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:15,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-14 10:22:15,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 10:22:15,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 10:22:15,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:15,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:22:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-14 10:22:15,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:22:15,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:15,901 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:22:15,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:15,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:15,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:15,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:15,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:15,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:15,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:15,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:15,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:15,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:15,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:15,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:15,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:22:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:15,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:15,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:15,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:15,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:15,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:15,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:15,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:15,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:15,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:15,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:15,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:15,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:22:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:15,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:15,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:15,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:22:15,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:15,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:15,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:15,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:15,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:15,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:15,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:15,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:15,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:22:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:15,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:15,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:15,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:22:15,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:15,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:22:15,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:15,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:15,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:15,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:15,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:15,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:16,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:22:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:16,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:16,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:16,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:22:16,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:16,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:22:16,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:16,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:16,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:16,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:16,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:16,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:16,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:22:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:16,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:16,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:16,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:16,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:16,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:17,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:22:21,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:22:21,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:22:21,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:22:21,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-14 10:22:21,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:22:21,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:21,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:21,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:21,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:21,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:21,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:21,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:22:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:21,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:21,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:22:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:21,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:22:21,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:21,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:22:21,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:22:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:21,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:21,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:22:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:21,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:21,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:21,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:22:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:21,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:22:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:21,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:21,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:21,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:22:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:21,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:21,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:21,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:22:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:21,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:21,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:22:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:22:21,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:22:21,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:22:21,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:22:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:21,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:21,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:21,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:21,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:21,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:21,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:21,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:21,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:21,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:21,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:21,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:21,223 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 10:22:21,224 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1316957478] [2020-10-14 10:22:21,224 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:22:21,224 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:22:21,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418343942] [2020-10-14 10:22:21,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:22:21,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:22:21,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:22:21,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:22:21,226 INFO L87 Difference]: Start difference. First operand 410 states and 589 transitions. Second operand 10 states. [2020-10-14 10:22:22,646 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-14 10:22:22,833 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-14 10:22:23,012 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:22:23,297 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:22:28,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:22:28,040 INFO L93 Difference]: Finished difference Result 1079 states and 1667 transitions. [2020-10-14 10:22:28,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:22:28,042 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 210 [2020-10-14 10:22:28,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:22:28,047 INFO L225 Difference]: With dead ends: 1079 [2020-10-14 10:22:28,047 INFO L226 Difference]: Without dead ends: 698 [2020-10-14 10:22:28,049 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:22:28,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2020-10-14 10:22:28,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 415. [2020-10-14 10:22:28,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2020-10-14 10:22:28,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 594 transitions. [2020-10-14 10:22:28,103 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 594 transitions. Word has length 210 [2020-10-14 10:22:28,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:22:28,103 INFO L479 AbstractCegarLoop]: Abstraction has 415 states and 594 transitions. [2020-10-14 10:22:28,103 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:22:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 594 transitions. [2020-10-14 10:22:28,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-14 10:22:28,105 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:22:28,106 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] [2020-10-14 10:22:28,106 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 10:22:28,106 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:22:28,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:22:28,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1060332637, now seen corresponding path program 1 times [2020-10-14 10:22:28,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:22:28,107 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1437549170] [2020-10-14 10:22:28,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:22:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:28,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:28,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:28,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:28,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:28,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:28,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:33,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-14 10:22:33,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:22:33,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 10:22:33,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:33,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:33,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:22:33,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 177 [2020-10-14 10:22:33,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:22:33,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:33,301 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:22:33,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:33,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:33,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:33,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:33,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:33,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:33,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:33,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:33,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:22:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:33,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:33,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:33,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:33,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:33,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:33,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:33,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:33,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:33,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:33,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:33,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:22:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:33,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:33,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:22:33,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:33,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:33,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:33,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:33,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:33,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:33,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:22:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:33,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:33,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:22:33,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:33,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:33,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:33,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:33,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:33,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:33,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:33,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:33,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:22:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:33,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:33,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:22:33,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:33,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:22:33,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:33,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:33,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:33,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:33,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:33,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:33,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:22:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:33,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:33,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:22:38,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:22:38,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:22:38,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:22:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:22:38,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:38,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:22:38,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:38,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:22:38,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:38,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:38,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:22:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:38,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:22:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:38,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:22:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:38,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:22:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:38,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:22:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:38,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:22:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:38,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:22:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:38,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:22:38,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:38,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:38,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:38,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:22:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:22:38,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:38,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:22:38,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:22:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:38,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:38,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:38,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:38,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:38,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:38,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:38,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:38,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:38,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:38,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:38,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:38,589 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 10:22:38,589 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1437549170] [2020-10-14 10:22:38,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:22:38,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:22:38,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348885670] [2020-10-14 10:22:38,590 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:22:38,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:22:38,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:22:38,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:22:38,591 INFO L87 Difference]: Start difference. First operand 415 states and 594 transitions. Second operand 10 states. [2020-10-14 10:22:39,683 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-14 10:22:39,869 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-14 10:22:40,049 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:22:40,229 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 10:22:46,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:22:46,483 INFO L93 Difference]: Finished difference Result 1100 states and 1694 transitions. [2020-10-14 10:22:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:22:46,484 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 210 [2020-10-14 10:22:46,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:22:46,493 INFO L225 Difference]: With dead ends: 1100 [2020-10-14 10:22:46,493 INFO L226 Difference]: Without dead ends: 714 [2020-10-14 10:22:46,496 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2020-10-14 10:22:46,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2020-10-14 10:22:46,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 420. [2020-10-14 10:22:46,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2020-10-14 10:22:46,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 599 transitions. [2020-10-14 10:22:46,615 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 599 transitions. Word has length 210 [2020-10-14 10:22:46,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:22:46,617 INFO L479 AbstractCegarLoop]: Abstraction has 420 states and 599 transitions. [2020-10-14 10:22:46,618 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:22:46,618 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 599 transitions. [2020-10-14 10:22:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-14 10:22:46,621 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:22:46,622 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] [2020-10-14 10:22:46,622 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 10:22:46,622 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:22:46,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:22:46,623 INFO L82 PathProgramCache]: Analyzing trace with hash 870792997, now seen corresponding path program 1 times [2020-10-14 10:22:46,623 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:22:46,624 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1415965341] [2020-10-14 10:22:46,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:22:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:46,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:46,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:46,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:46,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:47,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:51,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:51,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-14 10:22:51,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:22:51,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:22:51,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:51,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:51,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:22:51,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 177 [2020-10-14 10:22:51,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:22:51,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:51,837 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:22:51,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:51,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:51,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:51,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:51,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:51,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:51,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:51,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:51,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:51,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:51,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:51,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:51,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:22:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:51,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:51,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:51,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:51,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:51,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:51,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:51,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:51,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:51,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:51,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:51,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:51,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:22:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:51,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:51,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:51,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:22:51,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:51,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:51,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:51,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:51,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:51,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:51,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:51,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:51,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:22:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:51,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:51,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:51,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:22:51,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:51,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:22:51,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:51,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:51,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:51,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:51,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:51,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:51,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:22:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:51,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:51,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:51,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:22:51,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:51,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:51,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:51,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:51,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:51,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:22:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:51,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:51,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:51,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:52,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:22:55,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:22:55,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3142 [2020-10-14 10:22:55,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:22:55,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 10:22:55,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:22:55,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:55,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:55,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:55,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:55,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:55,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:55,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:55,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:22:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:55,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:22:55,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:55,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:22:55,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:55,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:22:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:55,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:22:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:55,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:55,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:22:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:55,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:55,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:22:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:55,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:55,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:22:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:55,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:55,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:22:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:55,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:55,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:22:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:55,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:55,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:55,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:22:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:22:55,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:55,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:22:55,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:22:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:55,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:55,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:55,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:55,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:55,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:55,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:55,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:55,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:55,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:55,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:55,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:55,281 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 10:22:55,281 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1415965341] [2020-10-14 10:22:55,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:22:55,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:22:55,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344410725] [2020-10-14 10:22:55,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:22:55,283 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:22:55,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:22:55,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:22:55,283 INFO L87 Difference]: Start difference. First operand 420 states and 599 transitions. Second operand 10 states. [2020-10-14 10:22:56,591 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:22:56,768 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-14 10:22:56,953 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:22:57,227 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:23:01,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:23:01,994 INFO L93 Difference]: Finished difference Result 1106 states and 1698 transitions. [2020-10-14 10:23:01,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:23:01,995 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 210 [2020-10-14 10:23:01,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:23:02,000 INFO L225 Difference]: With dead ends: 1106 [2020-10-14 10:23:02,000 INFO L226 Difference]: Without dead ends: 715 [2020-10-14 10:23:02,001 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:23:02,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2020-10-14 10:23:02,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 425. [2020-10-14 10:23:02,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2020-10-14 10:23:02,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 604 transitions. [2020-10-14 10:23:02,067 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 604 transitions. Word has length 210 [2020-10-14 10:23:02,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:23:02,068 INFO L479 AbstractCegarLoop]: Abstraction has 425 states and 604 transitions. [2020-10-14 10:23:02,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:23:02,068 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 604 transitions. [2020-10-14 10:23:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-14 10:23:02,070 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:23:02,070 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] [2020-10-14 10:23:02,070 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 10:23:02,070 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:23:02,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:23:02,071 INFO L82 PathProgramCache]: Analyzing trace with hash -221842205, now seen corresponding path program 1 times [2020-10-14 10:23:02,071 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:23:02,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [185251483] [2020-10-14 10:23:02,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:23:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:02,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:02,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:02,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:02,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:04,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:07,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:07,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-14 10:23:07,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-14 10:23:07,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 10:23:07,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:07,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:23:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:23:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-14 10:23:07,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:07,278 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:23:07,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:23:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:07,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:07,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:07,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:23:07,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:07,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 10:23:07,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:07,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:07,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:07,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:07,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:23:07,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:07,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:23:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:07,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:07,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:07,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:23:07,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:07,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:23:07,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:07,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:07,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:07,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:07,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:23:07,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:07,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:23:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:07,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:07,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:07,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:23:07,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:07,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:07,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:07,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:07,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:07,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:07,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:23:07,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:07,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:23:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:07,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:07,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:07,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:23:07,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:07,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:23:07,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:07,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:07,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:07,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:07,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 10:23:07,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:07,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:23:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:07,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:07,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:07,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:23:07,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:07,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 10:23:07,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:07,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:07,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:07,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:07,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 10:23:07,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:07,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:23:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:07,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:07,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:07,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:07,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:23:08,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:23:08,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1040 [2020-10-14 10:23:08,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:08,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-14 10:23:08,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 10:23:08,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:23:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:08,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:23:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:08,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:23:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:08,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:23:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:08,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:23:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:08,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:23:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:08,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:23:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:08,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:23:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:08,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:23:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:08,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:23:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:08,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:23:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:08,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:08,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:08,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:08,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:23:08,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:23:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:23:08,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:23:08,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:23:08,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:23:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:08,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:08,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:08,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:23:08,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:08,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:08,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:08,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:08,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:08,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:23:08,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:08,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:08,602 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 10:23:08,603 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [185251483] [2020-10-14 10:23:08,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:23:08,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:23:08,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544786615] [2020-10-14 10:23:08,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:23:08,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:23:08,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:23:08,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:23:08,605 INFO L87 Difference]: Start difference. First operand 425 states and 604 transitions. Second operand 9 states. [2020-10-14 10:23:08,787 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-14 10:23:12,021 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-14 10:23:18,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:23:18,667 INFO L93 Difference]: Finished difference Result 1732 states and 2690 transitions. [2020-10-14 10:23:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:23:18,668 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 210 [2020-10-14 10:23:18,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:23:18,676 INFO L225 Difference]: With dead ends: 1732 [2020-10-14 10:23:18,676 INFO L226 Difference]: Without dead ends: 1336 [2020-10-14 10:23:18,679 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-14 10:23:18,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1336 states. [2020-10-14 10:23:18,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1336 to 840. [2020-10-14 10:23:18,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 840 states. [2020-10-14 10:23:18,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 840 states and 1205 transitions. [2020-10-14 10:23:18,832 INFO L78 Accepts]: Start accepts. Automaton has 840 states and 1205 transitions. Word has length 210 [2020-10-14 10:23:18,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:23:18,833 INFO L479 AbstractCegarLoop]: Abstraction has 840 states and 1205 transitions. [2020-10-14 10:23:18,833 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:23:18,833 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1205 transitions. [2020-10-14 10:23:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-14 10:23:18,837 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:23:18,838 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:23:18,838 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 10:23:18,838 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:23:18,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:23:18,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1063154016, now seen corresponding path program 1 times [2020-10-14 10:23:18,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:23:18,839 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [629876109] [2020-10-14 10:23:18,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:23:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:18,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:18,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:18,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:19,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:19,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:23,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:23,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 291 [2020-10-14 10:23:23,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:23:23,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 10:23:23,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:23,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:23,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:23:23,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-14 10:23:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:23:23,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:24,037 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:23:24,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:23:24,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:24,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:24,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:24,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:23:24,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:24,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:23:24,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:24,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:24,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:24,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:24,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:24,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:24,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:23:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:24,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:24,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:24,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:23:24,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:24,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:24,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:24,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:24,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:24,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:24,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:24,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:24,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:23:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:24,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:24,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:24,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:23:24,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:24,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:24,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:24,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:24,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:24,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:24,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:24,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:24,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:23:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:24,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:24,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:24,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:23:24,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:24,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:23:24,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:24,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:24,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:24,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:23:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:24,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:24,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:24,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:23:24,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:24,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:23:24,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:24,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:24,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:24,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:24,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:24,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:24,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:23:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:24,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:24,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:24,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:24,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:25,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:25,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:23:25,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:23:25,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1779 [2020-10-14 10:23:25,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:25,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:25,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:23:25,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-14 10:23:25,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:23:25,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:25,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:23:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:25,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:25,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:25,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:25,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:25,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:25,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:25,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:25,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:25,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:25,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:25,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:25,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:23:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:25,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:25,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:25,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:25,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:25,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:25,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:25,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:25,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:25,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:25,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:25,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:25,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:23:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:26,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:26,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:26,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:23:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:26,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:26,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:26,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:23:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:26,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:26,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:26,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:23:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:26,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:26,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:26,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:23:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:26,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:26,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:26,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:23:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:26,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:26,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:26,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:23:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:26,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:26,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:26,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:23:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:26,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:26,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:23:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:26,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:23:26,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:23:26,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:26,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:23:26,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:23:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:23:26,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:23:26,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:23:26,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:23:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:23:26,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:26,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:23:26,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 10:23:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:23:26,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:26,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:23:26,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-14 10:23:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:26,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:26,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:26,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:23:26,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:26,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:26,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:26,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:26,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:26,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:23:26,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:26,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:26,159 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-14 10:23:26,159 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [629876109] [2020-10-14 10:23:26,159 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:23:26,160 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 10:23:26,160 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22804205] [2020-10-14 10:23:26,160 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 10:23:26,160 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:23:26,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 10:23:26,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:23:26,161 INFO L87 Difference]: Start difference. First operand 840 states and 1205 transitions. Second operand 11 states. [2020-10-14 10:23:28,299 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-14 10:23:28,477 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-14 10:23:28,760 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-14 10:23:29,029 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-14 10:23:34,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:23:34,201 INFO L93 Difference]: Finished difference Result 2284 states and 3572 transitions. [2020-10-14 10:23:34,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 10:23:34,202 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 237 [2020-10-14 10:23:34,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:23:34,211 INFO L225 Difference]: With dead ends: 2284 [2020-10-14 10:23:34,211 INFO L226 Difference]: Without dead ends: 1473 [2020-10-14 10:23:34,215 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=128, Invalid=334, Unknown=0, NotChecked=0, Total=462 [2020-10-14 10:23:34,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2020-10-14 10:23:34,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 1064. [2020-10-14 10:23:34,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1064 states. [2020-10-14 10:23:34,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 1064 states and 1568 transitions. [2020-10-14 10:23:34,423 INFO L78 Accepts]: Start accepts. Automaton has 1064 states and 1568 transitions. Word has length 237 [2020-10-14 10:23:34,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:23:34,423 INFO L479 AbstractCegarLoop]: Abstraction has 1064 states and 1568 transitions. [2020-10-14 10:23:34,423 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 10:23:34,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1568 transitions. [2020-10-14 10:23:34,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-14 10:23:34,426 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:23:34,426 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:23:34,427 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 10:23:34,427 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:23:34,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:23:34,427 INFO L82 PathProgramCache]: Analyzing trace with hash -815976930, now seen corresponding path program 1 times [2020-10-14 10:23:34,427 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:23:34,428 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [39908660] [2020-10-14 10:23:34,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:23:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:34,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:34,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:34,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:34,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:36,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:37,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:39,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:39,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 291 [2020-10-14 10:23:39,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-14 10:23:39,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-14 10:23:39,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:39,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:39,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:23:39,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:23:39,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 150 [2020-10-14 10:23:39,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:39,705 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:23:39,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:23:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:39,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:39,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:39,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:23:39,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:39,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:23:39,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:39,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:39,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:39,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:39,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:23:39,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:39,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:23:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:39,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:39,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:39,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:23:39,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:39,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:23:39,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:39,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:39,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:23:39,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:39,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:23:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:39,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:39,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:39,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:23:39,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:39,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:39,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:39,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:23:39,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:39,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:23:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:39,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:39,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:39,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:23:39,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:39,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:23:39,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:39,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:39,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:39,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:39,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 10:23:39,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:39,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:23:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:39,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:39,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:39,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:23:39,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:39,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:23:39,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:39,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:39,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:39,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:39,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 10:23:39,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:39,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:23:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:39,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:39,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:39,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:39,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:23:41,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:23:41,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1230 [2020-10-14 10:23:41,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:41,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-14 10:23:41,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-14 10:23:41,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:23:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:41,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:23:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:41,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:23:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:41,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:23:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:41,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:23:41,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:23:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:41,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:23:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:41,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:23:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:41,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:23:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:41,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:41,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:23:41,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:23:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:41,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:41,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:23:41,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:23:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:41,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:41,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:23:41,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:23:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:23:41,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:41,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:23:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:23:41,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:23:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:23:41,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:23:41,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:23:41,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:23:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:23:41,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:41,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:23:41,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 10:23:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:23:41,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:41,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:23:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:23:41,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-14 10:23:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:41,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:41,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:41,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:23:41,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:41,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:41,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:41,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:41,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:41,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:23:41,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:41,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:41,229 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-14 10:23:41,229 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [39908660] [2020-10-14 10:23:41,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:23:41,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:23:41,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635775151] [2020-10-14 10:23:41,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:23:41,230 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:23:41,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:23:41,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:23:41,231 INFO L87 Difference]: Start difference. First operand 1064 states and 1568 transitions. Second operand 10 states. [2020-10-14 10:23:41,412 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-14 10:23:44,703 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-14 10:23:52,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:23:52,783 INFO L93 Difference]: Finished difference Result 3914 states and 6369 transitions. [2020-10-14 10:23:52,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 10:23:52,783 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 237 [2020-10-14 10:23:52,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:23:52,798 INFO L225 Difference]: With dead ends: 3914 [2020-10-14 10:23:52,799 INFO L226 Difference]: Without dead ends: 2879 [2020-10-14 10:23:52,806 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2020-10-14 10:23:52,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2879 states. [2020-10-14 10:23:53,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2879 to 2117. [2020-10-14 10:23:53,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2117 states. [2020-10-14 10:23:53,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 2117 states and 3140 transitions. [2020-10-14 10:23:53,239 INFO L78 Accepts]: Start accepts. Automaton has 2117 states and 3140 transitions. Word has length 237 [2020-10-14 10:23:53,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:23:53,239 INFO L479 AbstractCegarLoop]: Abstraction has 2117 states and 3140 transitions. [2020-10-14 10:23:53,240 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:23:53,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 3140 transitions. [2020-10-14 10:23:53,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-14 10:23:53,243 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:23:53,243 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:23:53,243 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 10:23:53,244 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:23:53,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:23:53,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1398464801, now seen corresponding path program 1 times [2020-10-14 10:23:53,244 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:23:53,245 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1194849369] [2020-10-14 10:23:53,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:23:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:53,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:53,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:53,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:53,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:53,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:58,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:58,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 291 [2020-10-14 10:23:58,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:23:58,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:23:58,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:58,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:23:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-14 10:23:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:23:58,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:58,444 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:23:58,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:23:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:58,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:58,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:58,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:23:58,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:58,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:23:58,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:58,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:58,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:58,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:58,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:58,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:58,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:23:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:58,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:58,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:58,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:23:58,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:58,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:23:58,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:58,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:58,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:58,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:23:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:58,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:58,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:58,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:23:58,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:58,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:23:58,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:58,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:58,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:58,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:23:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:58,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:58,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:58,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:23:58,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:58,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:23:58,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:58,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:58,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:58,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:58,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:58,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:58,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:23:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:58,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:58,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:23:58,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:23:58,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:23:58,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:23:58,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:23:58,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:23:58,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:23:58,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:23:58,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:23:58,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:23:58,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:23:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:23:58,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:58,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:58,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:23:58,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:24:01,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:24:01,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2924 [2020-10-14 10:24:01,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:24:01,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:24:01,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:24:01,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:24:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:01,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:01,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:24:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:01,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:24:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:24:01,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:24:01,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:01,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:24:01,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:24:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:01,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:24:01,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:24:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:01,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:24:01,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:24:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:01,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:24:01,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:24:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:01,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:24:01,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:24:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:01,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:24:01,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:24:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:01,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:24:01,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:24:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:01,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:24:01,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:24:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:01,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:01,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:24:01,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:24:01,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:24:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:24:01,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:24:01,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:24:01,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:24:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:24:01,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:01,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:24:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 10:24:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:24:01,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:01,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:24:01,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-14 10:24:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:01,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:01,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:01,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:24:01,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:01,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:01,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:01,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:01,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:01,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:24:01,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:01,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:01,677 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-14 10:24:01,677 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1194849369] [2020-10-14 10:24:01,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:24:01,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 10:24:01,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256856645] [2020-10-14 10:24:01,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 10:24:01,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:24:01,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 10:24:01,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:24:01,679 INFO L87 Difference]: Start difference. First operand 2117 states and 3140 transitions. Second operand 11 states. [2020-10-14 10:24:02,915 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:24:03,126 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-14 10:24:03,407 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:24:03,682 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:24:09,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:24:09,221 INFO L93 Difference]: Finished difference Result 5124 states and 8177 transitions. [2020-10-14 10:24:09,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 10:24:09,222 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 237 [2020-10-14 10:24:09,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:24:09,241 INFO L225 Difference]: With dead ends: 5124 [2020-10-14 10:24:09,241 INFO L226 Difference]: Without dead ends: 3036 [2020-10-14 10:24:09,253 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2020-10-14 10:24:09,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3036 states. [2020-10-14 10:24:09,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3036 to 2137. [2020-10-14 10:24:09,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2137 states. [2020-10-14 10:24:09,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 2137 states and 3160 transitions. [2020-10-14 10:24:09,717 INFO L78 Accepts]: Start accepts. Automaton has 2137 states and 3160 transitions. Word has length 237 [2020-10-14 10:24:09,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:24:09,718 INFO L479 AbstractCegarLoop]: Abstraction has 2137 states and 3160 transitions. [2020-10-14 10:24:09,718 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 10:24:09,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 3160 transitions. [2020-10-14 10:24:09,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-14 10:24:09,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:24:09,722 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:24:09,722 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 10:24:09,722 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:24:09,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:24:09,722 INFO L82 PathProgramCache]: Analyzing trace with hash -417509987, now seen corresponding path program 1 times [2020-10-14 10:24:09,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:24:09,723 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [574967161] [2020-10-14 10:24:09,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:24:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:09,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:09,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:09,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:09,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:11,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:11,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:11,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:12,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:12,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:12,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:13,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:14,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:14,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:14,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 291 [2020-10-14 10:24:14,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 30 [2020-10-14 10:24:14,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 10:24:14,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:14,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:14,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:24:14,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 233 [2020-10-14 10:24:14,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:24:14,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:14,926 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:24:14,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:24:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:14,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:14,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:14,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:24:14,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:14,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:24:14,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:14,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:14,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:14,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:14,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:14,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:14,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:24:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:14,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:14,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:14,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:24:14,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:14,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:24:14,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:14,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:14,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:14,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:14,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:14,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:14,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:24:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:14,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:14,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:14,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:24:14,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:14,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:14,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:14,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:14,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:14,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:14,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:14,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:14,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:24:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:14,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:14,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:14,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:24:14,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:14,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:24:14,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:14,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:14,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:14,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:14,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:14,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:24:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:24:15,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:24:15,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:24:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:24:15,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:24:15,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 590 [2020-10-14 10:24:15,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:24:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:24:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:24:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:24:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:24:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:24:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:24:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:24:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:24:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:24:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:24:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:15,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:24:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:24:15,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:24:15,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:24:15,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:24:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:24:15,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:24:15,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:15,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:24:15,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 10:24:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:24:15,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:15,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:24:15,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-14 10:24:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:15,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:15,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:15,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:24:15,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:15,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:15,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:15,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:15,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:15,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:24:15,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:15,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:15,802 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-14 10:24:15,802 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [574967161] [2020-10-14 10:24:15,803 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:24:15,803 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 10:24:15,803 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307679190] [2020-10-14 10:24:15,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:24:15,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:24:15,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:24:15,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:24:15,805 INFO L87 Difference]: Start difference. First operand 2137 states and 3160 transitions. Second operand 8 states. [2020-10-14 10:24:15,982 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-14 10:24:28,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:24:28,021 INFO L93 Difference]: Finished difference Result 7744 states and 12411 transitions. [2020-10-14 10:24:28,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 10:24:28,022 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 237 [2020-10-14 10:24:28,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:24:28,055 INFO L225 Difference]: With dead ends: 7744 [2020-10-14 10:24:28,055 INFO L226 Difference]: Without dead ends: 5637 [2020-10-14 10:24:28,067 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:24:28,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5637 states. [2020-10-14 10:24:28,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5637 to 4359. [2020-10-14 10:24:28,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4359 states. [2020-10-14 10:24:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 4359 states and 6758 transitions. [2020-10-14 10:24:28,987 INFO L78 Accepts]: Start accepts. Automaton has 4359 states and 6758 transitions. Word has length 237 [2020-10-14 10:24:28,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:24:28,988 INFO L479 AbstractCegarLoop]: Abstraction has 4359 states and 6758 transitions. [2020-10-14 10:24:28,988 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:24:28,988 INFO L276 IsEmpty]: Start isEmpty. Operand 4359 states and 6758 transitions. [2020-10-14 10:24:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-10-14 10:24:28,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:24:28,995 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:24:28,995 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 10:24:28,995 INFO L427 AbstractCegarLoop]: === Iteration 13 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:24:28,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:24:28,996 INFO L82 PathProgramCache]: Analyzing trace with hash -597243421, now seen corresponding path program 1 times [2020-10-14 10:24:28,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:24:28,996 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1317442960] [2020-10-14 10:24:28,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:24:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:29,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:29,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:29,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:29,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:29,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:29,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 293 [2020-10-14 10:24:34,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:24:34,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 10:24:34,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:24:34,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:24:34,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 10:24:34,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,198 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:24:34,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:24:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:24:34,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:24:34,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:24:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:24:34,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:24:34,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:24:34,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:24:34,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:24:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:24:34,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:24:34,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:24:34,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:24:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:24:34,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:24:34,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:24:34,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 10:24:34,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 10:24:34,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:24:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:24:34,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:24:34,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:24:34,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:24:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-14 10:24:34,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:24:34,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 592 [2020-10-14 10:24:34,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 126 [2020-10-14 10:24:34,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:24:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:34,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:24:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:24:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:24:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:34,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:24:34,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:24:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:24:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 10:24:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 10:24:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:24:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 10:24:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 10:24:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:24:34,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:34,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:34,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:24:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:34,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:34,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:34,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:24:34,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:34,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:24:34,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:34,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 10:24:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:34,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:35,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 10:24:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:35,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:35,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:35,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:24:35,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:35,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:35,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:35,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:35,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:35,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:24:35,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:35,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:35,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-10-14 10:24:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:35,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:35,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:35,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:24:35,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:35,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:24:35,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:35,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:35,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:35,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:24:35,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:35,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:35,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 10:24:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:35,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:35,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:35,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:24:35,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:35,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:35,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:35,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:24:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:35,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-14 10:24:35,135 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1317442960] [2020-10-14 10:24:35,135 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:24:35,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:24:35,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073942097] [2020-10-14 10:24:35,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:24:35,136 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:24:35,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:24:35,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:24:35,141 INFO L87 Difference]: Start difference. First operand 4359 states and 6758 transitions. Second operand 9 states. [2020-10-14 10:24:35,313 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 10:24:35,580 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-14 10:24:41,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:24:41,503 INFO L93 Difference]: Finished difference Result 10105 states and 16149 transitions. [2020-10-14 10:24:41,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:24:41,504 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 239 [2020-10-14 10:24:41,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:24:41,539 INFO L225 Difference]: With dead ends: 10105 [2020-10-14 10:24:41,539 INFO L226 Difference]: Without dead ends: 5775 [2020-10-14 10:24:41,556 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:24:41,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5775 states. [2020-10-14 10:24:42,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5775 to 4344. [2020-10-14 10:24:42,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4344 states. [2020-10-14 10:24:42,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 4344 states and 6730 transitions. [2020-10-14 10:24:42,299 INFO L78 Accepts]: Start accepts. Automaton has 4344 states and 6730 transitions. Word has length 239 [2020-10-14 10:24:42,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:24:42,299 INFO L479 AbstractCegarLoop]: Abstraction has 4344 states and 6730 transitions. [2020-10-14 10:24:42,300 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:24:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 4344 states and 6730 transitions. [2020-10-14 10:24:42,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-10-14 10:24:42,305 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:24:42,305 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:24:42,306 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 10:24:42,306 INFO L427 AbstractCegarLoop]: === Iteration 14 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:24:42,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:24:42,306 INFO L82 PathProgramCache]: Analyzing trace with hash 753166689, now seen corresponding path program 1 times [2020-10-14 10:24:42,306 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:24:42,307 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1434443171] [2020-10-14 10:24:42,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:24:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:42,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:42,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:42,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:42,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:44,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:44,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:44,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:45,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:46,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:46,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:47,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:47,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 293 [2020-10-14 10:24:47,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 30 [2020-10-14 10:24:47,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:24:47,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:47,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:47,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:24:47,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 138 [2020-10-14 10:24:47,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-14 10:24:47,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:47,504 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 10:24:47,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:24:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:47,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:47,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:47,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:24:47,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:47,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:24:47,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:47,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:47,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:47,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:47,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:47,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:47,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:24:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:47,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:47,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:47,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:24:47,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:47,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:24:47,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:47,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:47,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:47,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:47,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:47,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:47,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:24:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:47,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:47,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:47,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:24:47,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:47,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:24:47,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:47,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:47,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:47,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:47,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:47,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:47,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:24:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:47,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:47,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:47,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 10:24:47,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:47,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:24:47,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:47,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:47,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:47,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:47,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:47,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:47,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:24:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:47,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:47,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:24:47,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 10:24:47,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:24:47,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:24:47,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:24:47,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:24:47,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:24:47,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:24:47,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:24:47,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:24:47,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 10:24:47,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:24:47,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:47,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:47,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:24:47,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking...