/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/systemc/transmitter.16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 01:13:50,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 01:13:50,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 01:13:50,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 01:13:50,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 01:13:50,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 01:13:50,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 01:13:50,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 01:13:50,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 01:13:50,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 01:13:50,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 01:13:50,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 01:13:50,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 01:13:50,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 01:13:50,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 01:13:50,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 01:13:50,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 01:13:50,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 01:13:50,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 01:13:50,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 01:13:50,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 01:13:50,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 01:13:50,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 01:13:50,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 01:13:50,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 01:13:50,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 01:13:50,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 01:13:50,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 01:13:50,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 01:13:50,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 01:13:50,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 01:13:50,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 01:13:50,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 01:13:50,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 01:13:50,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 01:13:50,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 01:13:50,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 01:13:50,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 01:13:50,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 01:13:50,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 01:13:50,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 01:13:50,942 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 [2020-10-28 01:13:51,002 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 01:13:51,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 01:13:51,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 01:13:51,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 01:13:51,005 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 01:13:51,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 01:13:51,005 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 01:13:51,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 01:13:51,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 01:13:51,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 01:13:51,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 01:13:51,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 01:13:51,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 01:13:51,007 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 01:13:51,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 01:13:51,008 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 01:13:51,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 01:13:51,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 01:13:51,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 01:13:51,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 01:13:51,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 01:13:51,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 01:13:51,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 01:13:51,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 01:13:51,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 01:13:51,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 01:13:51,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 01:13:51,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 01:13:51,011 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 01:13:51,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 01:13:51,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 01:13:51,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 01:13:51,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 01:13:51,480 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 01:13:51,480 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 01:13:51,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.16.cil.c [2020-10-28 01:13:51,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c7717eae6/4a9ddc38f3ef4124af12b90792bcc2cf/FLAG847da1565 [2020-10-28 01:13:52,230 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 01:13:52,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.16.cil.c [2020-10-28 01:13:52,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c7717eae6/4a9ddc38f3ef4124af12b90792bcc2cf/FLAG847da1565 [2020-10-28 01:13:52,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c7717eae6/4a9ddc38f3ef4124af12b90792bcc2cf [2020-10-28 01:13:52,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 01:13:52,496 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 01:13:52,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 01:13:52,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 01:13:52,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 01:13:52,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:13:52" (1/1) ... [2020-10-28 01:13:52,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f8b2cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:52, skipping insertion in model container [2020-10-28 01:13:52,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:13:52" (1/1) ... [2020-10-28 01:13:52,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 01:13:52,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 01:13:52,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:13:52,987 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 01:13:53,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:13:53,213 INFO L208 MainTranslator]: Completed translation [2020-10-28 01:13:53,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53 WrapperNode [2020-10-28 01:13:53,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 01:13:53,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 01:13:53,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 01:13:53,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 01:13:53,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53" (1/1) ... [2020-10-28 01:13:53,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53" (1/1) ... [2020-10-28 01:13:53,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53" (1/1) ... [2020-10-28 01:13:53,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53" (1/1) ... [2020-10-28 01:13:53,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53" (1/1) ... [2020-10-28 01:13:53,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53" (1/1) ... [2020-10-28 01:13:53,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53" (1/1) ... [2020-10-28 01:13:53,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 01:13:53,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 01:13:53,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 01:13:53,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 01:13:53,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53" (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 [2020-10-28 01:13:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 01:13:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 01:13:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 01:13:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-28 01:13:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-28 01:13:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-28 01:13:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-28 01:13:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-28 01:13:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-28 01:13:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-28 01:13:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-28 01:13:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-28 01:13:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-28 01:13:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-28 01:13:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-28 01:13:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-28 01:13:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-28 01:13:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-10-28 01:13:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit14 [2020-10-28 01:13:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-28 01:13:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-28 01:13:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-28 01:13:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-28 01:13:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-28 01:13:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-28 01:13:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-28 01:13:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-28 01:13:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-28 01:13:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-28 01:13:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-28 01:13:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-28 01:13:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-28 01:13:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-10-28 01:13:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit14_triggered [2020-10-28 01:13:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-28 01:13:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-28 01:13:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-28 01:13:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-28 01:13:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-28 01:13:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-28 01:13:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-28 01:13:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-28 01:13:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-28 01:13:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-28 01:13:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-28 01:13:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-28 01:13:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-28 01:13:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 01:13:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 01:13:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 01:13:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 01:13:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 01:13:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 01:13:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-28 01:13:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-28 01:13:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-28 01:13:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-28 01:13:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-28 01:13:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-28 01:13:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-28 01:13:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-28 01:13:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-28 01:13:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-28 01:13:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-28 01:13:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-28 01:13:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-28 01:13:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-28 01:13:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-10-28 01:13:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit14_triggered [2020-10-28 01:13:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-28 01:13:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-28 01:13:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-28 01:13:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-28 01:13:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-28 01:13:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-28 01:13:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-28 01:13:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-28 01:13:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-28 01:13:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-28 01:13:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-28 01:13:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-28 01:13:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-28 01:13:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-28 01:13:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-10-28 01:13:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure transmit14 [2020-10-28 01:13:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-28 01:13:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-28 01:13:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-28 01:13:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-28 01:13:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-28 01:13:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-28 01:13:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-28 01:13:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-28 01:13:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-28 01:13:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-28 01:13:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-28 01:13:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-28 01:13:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 01:13:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 01:13:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 01:13:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 01:13:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 01:13:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 01:13:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 01:13:54,759 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 01:13:54,759 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-28 01:13:54,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:13:54 BoogieIcfgContainer [2020-10-28 01:13:54,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 01:13:54,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 01:13:54,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 01:13:54,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 01:13:54,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 01:13:52" (1/3) ... [2020-10-28 01:13:54,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35ec649c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:13:54, skipping insertion in model container [2020-10-28 01:13:54,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:13:53" (2/3) ... [2020-10-28 01:13:54,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35ec649c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:13:54, skipping insertion in model container [2020-10-28 01:13:54,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:13:54" (3/3) ... [2020-10-28 01:13:54,772 INFO L111 eAbstractionObserver]: Analyzing ICFG transmitter.16.cil.c [2020-10-28 01:13:54,785 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 01:13:54,792 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 01:13:54,806 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 01:13:54,839 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 01:13:54,839 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 01:13:54,839 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 01:13:54,839 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 01:13:54,840 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 01:13:54,840 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 01:13:54,840 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 01:13:54,840 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 01:13:54,873 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states. [2020-10-28 01:13:54,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-28 01:13:54,911 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:13:54,913 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:13:54,914 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:13:54,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:13:54,929 INFO L82 PathProgramCache]: Analyzing trace with hash 858426230, now seen corresponding path program 1 times [2020-10-28 01:13:54,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:13:54,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1925746380] [2020-10-28 01:13:54,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:13:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:55,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:55,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:55,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:56,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:56,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:56,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:56,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:57,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:00,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-28 01:14:00,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 01:14:00,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 01:14:00,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:00,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:00,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 178 [2020-10-28 01:14:00,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:00,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:14:00,931 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:14:00,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:14:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:00,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:00,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:00,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:00,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 01:14:00,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:00,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:01,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:14:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:01,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:01,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:01,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:01,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:01,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:01,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:01,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:01,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:01,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:01,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:14:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:01,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:01,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:14:01,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:01,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:01,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:01,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:01,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:01,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:01,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:01,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:14:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:01,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:01,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 01:14:01,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:01,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:14:01,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:01,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:01,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:01,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:01,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:01,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:14:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:01,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:01,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:14:01,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:01,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 01:14:01,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:01,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:01,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:01,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:01,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:01,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:14:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:01,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 01:14:06,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 01:14:06,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 01:14:06,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:06,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-28 01:14:06,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:06,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:14:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:14:06,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 01:14:06,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:14:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:14:06,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:14:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:06,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:14:06,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:14:06,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:14:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:06,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 01:14:06,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:14:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:06,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:14:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:06,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:14:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:06,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:14:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:06,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:14:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:06,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:14:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:14:06,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:14:06,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:14:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:06,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:06,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:06,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:14:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:06,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:06,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 01:14:06,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:14:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:06,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:06,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 01:14:06,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:14:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:06,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:06,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:06,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:14:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:14:06,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 01:14:06,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:14:06,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:14:06,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-28 01:14:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:06,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:06,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:06,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:14:06,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:06,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:06,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:06,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:06,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:14:06,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:06,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:06,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:14:06,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1925746380] [2020-10-28 01:14:06,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:14:06,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:14:06,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539182942] [2020-10-28 01:14:06,806 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:14:06,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:14:06,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:14:06,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:14:06,823 INFO L87 Difference]: Start difference. First operand 530 states. Second operand 10 states. [2020-10-28 01:14:07,083 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:14:07,372 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:14:10,868 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:14:11,439 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-28 01:14:11,680 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-28 01:14:12,239 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:14:12,479 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-28 01:14:13,014 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:14:21,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:14:21,670 INFO L93 Difference]: Finished difference Result 1382 states and 2295 transitions. [2020-10-28 01:14:21,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 01:14:21,672 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 255 [2020-10-28 01:14:21,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:14:21,699 INFO L225 Difference]: With dead ends: 1382 [2020-10-28 01:14:21,699 INFO L226 Difference]: Without dead ends: 873 [2020-10-28 01:14:21,717 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:14:21,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2020-10-28 01:14:21,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 523. [2020-10-28 01:14:21,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2020-10-28 01:14:21,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 767 transitions. [2020-10-28 01:14:21,944 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 767 transitions. Word has length 255 [2020-10-28 01:14:21,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:14:21,945 INFO L481 AbstractCegarLoop]: Abstraction has 523 states and 767 transitions. [2020-10-28 01:14:21,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:14:21,946 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 767 transitions. [2020-10-28 01:14:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-28 01:14:21,952 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:14:21,953 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:14:21,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 01:14:21,953 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:14:21,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:14:21,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1559477836, now seen corresponding path program 1 times [2020-10-28 01:14:21,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:14:21,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [223179924] [2020-10-28 01:14:21,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:14:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:22,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:22,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:23,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:27,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-28 01:14:27,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 01:14:27,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 01:14:27,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:27,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:27,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 178 [2020-10-28 01:14:27,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:27,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:27,533 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:14:27,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:14:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:27,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:27,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:27,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:27,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 01:14:27,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:27,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:27,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:27,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:27,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:27,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:14:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:27,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:27,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:27,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:27,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:27,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:27,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:27,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:27,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:27,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:27,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:14:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:27,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:27,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:14:27,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:27,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:27,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:27,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:27,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:27,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:27,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:27,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:14:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:27,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:27,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 01:14:27,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:27,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:14:27,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:27,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:27,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:27,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:27,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:27,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:14:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:27,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:27,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:14:27,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:27,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:14:27,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:27,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:27,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:27,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:27,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:27,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:14:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:27,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:27,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:32,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:32,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 01:14:32,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 01:14:32,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 01:14:32,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:32,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:32,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 01:14:32,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:32,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:32,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:14:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:32,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:32,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:32,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:32,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:32,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:14:32,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:32,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:32,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:32,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:32,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:14:32,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:14:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:32,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:32,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:32,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:32,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:32,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:32,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:32,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:32,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:32,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:32,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 01:14:32,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:14:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:32,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:32,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:32,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:32,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:32,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:32,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:32,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:32,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:32,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:32,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:32,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:32,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:32,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:32,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:32,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:32,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:32,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:32,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:32,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:14:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:32,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:32,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:32,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:32,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:32,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:32,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:32,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:32,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:32,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:32,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:32,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:14:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:32,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:32,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:32,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:14:33,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:33,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:14:33,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:14:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:33,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:33,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:14:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:33,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:33,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:14:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:14:33,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:33,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:33,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:14:33,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:14:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:33,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:33,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:14:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:33,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:33,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:14:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:33,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:33,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:14:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:33,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:33,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:14:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:33,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:33,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:14:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:33,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:33,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:33,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:33,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:14:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:14:33,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:14:33,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:14:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-28 01:14:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:33,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:33,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:33,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:14:33,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:33,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:33,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:33,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:33,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:14:33,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:33,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:14:33,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:14:33,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [223179924] [2020-10-28 01:14:33,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:14:33,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:14:33,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616063284] [2020-10-28 01:14:33,406 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:14:33,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:14:33,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:14:33,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:14:33,409 INFO L87 Difference]: Start difference. First operand 523 states and 767 transitions. Second operand 10 states. [2020-10-28 01:14:33,733 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:14:33,988 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:14:37,010 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-28 01:14:37,555 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-28 01:14:38,118 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:14:38,355 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-28 01:14:38,917 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:14:39,122 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-28 01:14:48,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:14:48,652 INFO L93 Difference]: Finished difference Result 1378 states and 2156 transitions. [2020-10-28 01:14:48,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:14:48,653 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 255 [2020-10-28 01:14:48,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:14:48,664 INFO L225 Difference]: With dead ends: 1378 [2020-10-28 01:14:48,664 INFO L226 Difference]: Without dead ends: 888 [2020-10-28 01:14:48,667 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:14:48,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2020-10-28 01:14:48,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 528. [2020-10-28 01:14:48,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2020-10-28 01:14:48,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 772 transitions. [2020-10-28 01:14:48,803 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 772 transitions. Word has length 255 [2020-10-28 01:14:48,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:14:48,803 INFO L481 AbstractCegarLoop]: Abstraction has 528 states and 772 transitions. [2020-10-28 01:14:48,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:14:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 772 transitions. [2020-10-28 01:14:48,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-28 01:14:48,809 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:14:48,809 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:14:48,809 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 01:14:48,810 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:14:48,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:14:48,810 INFO L82 PathProgramCache]: Analyzing trace with hash 762324082, now seen corresponding path program 1 times [2020-10-28 01:14:48,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:14:48,811 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1491733292] [2020-10-28 01:14:48,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:14:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:48,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:48,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:49,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:49,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:49,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:49,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:49,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:53,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:53,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-28 01:14:53,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 01:14:53,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 01:14:53,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:53,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:53,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 156 [2020-10-28 01:14:53,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:53,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:54,346 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:14:54,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:14:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:54,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:54,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:54,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:54,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:54,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 01:14:54,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:54,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:54,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:14:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:54,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:54,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:54,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:54,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:54,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:54,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:54,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:54,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:54,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:54,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:54,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:14:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:54,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:54,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:54,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:14:54,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:54,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:14:54,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:54,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:54,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:54,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:54,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:54,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:14:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:54,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:54,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:54,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 01:14:54,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:54,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:14:54,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:54,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:54,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:14:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:54,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:54,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:54,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:14:54,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:54,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:14:54,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:54,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:54,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:54,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:54,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:54,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:14:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:54,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:54,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:54,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:54,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 01:14:59,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 01:14:59,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 01:14:59,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:59,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 01:14:59,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:59,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:14:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:59,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:14:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:14:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:59,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:59,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:14:59,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:59,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:59,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:14:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:59,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:14:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:14:59,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:59,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:59,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:14:59,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:14:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:59,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:59,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:14:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:14:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:59,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:14:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:14:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:14:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:59,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:14:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:59,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:59,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:14:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:59,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:59,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:59,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:14:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:14:59,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:14:59,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:14:59,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-28 01:14:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:59,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:59,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:59,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:14:59,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:59,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:59,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:59,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:59,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:14:59,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:59,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:59,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:14:59,964 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1491733292] [2020-10-28 01:14:59,964 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:14:59,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:14:59,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023871049] [2020-10-28 01:14:59,967 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:14:59,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:14:59,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:14:59,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:14:59,968 INFO L87 Difference]: Start difference. First operand 528 states and 772 transitions. Second operand 10 states. [2020-10-28 01:15:00,185 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:15:00,457 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:15:02,932 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:15:03,478 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-28 01:15:04,009 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:15:04,229 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-28 01:15:04,777 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-28 01:15:04,981 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-28 01:15:13,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:15:13,103 INFO L93 Difference]: Finished difference Result 1398 states and 2182 transitions. [2020-10-28 01:15:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:15:13,103 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 255 [2020-10-28 01:15:13,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:15:13,110 INFO L225 Difference]: With dead ends: 1398 [2020-10-28 01:15:13,111 INFO L226 Difference]: Without dead ends: 903 [2020-10-28 01:15:13,114 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:15:13,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2020-10-28 01:15:13,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 533. [2020-10-28 01:15:13,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2020-10-28 01:15:13,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 777 transitions. [2020-10-28 01:15:13,223 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 777 transitions. Word has length 255 [2020-10-28 01:15:13,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:15:13,224 INFO L481 AbstractCegarLoop]: Abstraction has 533 states and 777 transitions. [2020-10-28 01:15:13,224 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:15:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 777 transitions. [2020-10-28 01:15:13,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-28 01:15:13,228 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:15:13,228 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:15:13,228 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 01:15:13,229 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:15:13,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:15:13,229 INFO L82 PathProgramCache]: Analyzing trace with hash 332665776, now seen corresponding path program 1 times [2020-10-28 01:15:13,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:15:13,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [79939354] [2020-10-28 01:15:13,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:15:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:13,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:13,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:13,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:13,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:13,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:13,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:16,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:16,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:16,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:17,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:17,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:17,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:18,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-28 01:15:18,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 01:15:18,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-28 01:15:18,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:18,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:15:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-28 01:15:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:15:18,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:18,866 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:15:18,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:15:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:18,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:18,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:18,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:18,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:15:18,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:18,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:18,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:18,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:18,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:18,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:15:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:18,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:18,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:18,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:18,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:18,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:18,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:18,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:18,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:18,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:18,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:15:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:18,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:18,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:15:18,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:18,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:18,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:18,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:18,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:18,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:18,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:19,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:15:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:19,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:19,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 01:15:19,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:19,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:15:19,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:19,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:19,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:19,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:19,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:19,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:15:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:19,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:19,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:15:19,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:19,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:15:19,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:19,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:19,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:19,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:15:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:19,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:20,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 01:15:20,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 01:15:20,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1791 [2020-10-28 01:15:20,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:20,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:15:20,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-28 01:15:20,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:15:20,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:20,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:15:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:20,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:20,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:20,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:20,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:20,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:20,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:20,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:20,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:20,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:20,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:15:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:20,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:20,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:20,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:20,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:20,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:20,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:20,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:20,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:20,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:20,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:15:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:20,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:20,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:20,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:20,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:20,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:20,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:20,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:20,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:20,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:20,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:20,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:20,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:20,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:20,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:20,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:20,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:20,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:20,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:20,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:20,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:15:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:20,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:20,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:20,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:20,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:20,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:15:20,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:20,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:15:20,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:20,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:15:20,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:15:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:15:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:15:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:15:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:15:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:15:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:15:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:15:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:15:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:15:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:21,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:21,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:15:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:15:21,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:15:21,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:15:21,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-28 01:15:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:21,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:21,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:21,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:15:21,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:21,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:21,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:15:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:21,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:21,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:15:21,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [79939354] [2020-10-28 01:15:21,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:15:21,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:15:21,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613056013] [2020-10-28 01:15:21,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:15:21,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:15:21,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:15:21,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:15:21,189 INFO L87 Difference]: Start difference. First operand 533 states and 777 transitions. Second operand 10 states. [2020-10-28 01:15:21,424 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:15:21,715 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:15:23,994 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-28 01:15:24,552 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-28 01:15:24,799 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-28 01:15:25,346 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-28 01:15:25,577 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-28 01:15:26,085 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-28 01:15:34,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:15:34,664 INFO L93 Difference]: Finished difference Result 1418 states and 2208 transitions. [2020-10-28 01:15:34,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:15:34,665 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 255 [2020-10-28 01:15:34,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:15:34,672 INFO L225 Difference]: With dead ends: 1418 [2020-10-28 01:15:34,673 INFO L226 Difference]: Without dead ends: 918 [2020-10-28 01:15:34,676 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:15:34,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2020-10-28 01:15:34,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 538. [2020-10-28 01:15:34,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-10-28 01:15:34,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 782 transitions. [2020-10-28 01:15:34,828 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 782 transitions. Word has length 255 [2020-10-28 01:15:34,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:15:34,829 INFO L481 AbstractCegarLoop]: Abstraction has 538 states and 782 transitions. [2020-10-28 01:15:34,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:15:34,829 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 782 transitions. [2020-10-28 01:15:34,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-28 01:15:34,833 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:15:34,834 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:15:34,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 01:15:34,834 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:15:34,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:15:34,834 INFO L82 PathProgramCache]: Analyzing trace with hash 670953326, now seen corresponding path program 1 times [2020-10-28 01:15:34,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:15:34,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [864203216] [2020-10-28 01:15:34,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:15:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:34,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:34,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:35,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:35,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:35,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:35,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:35,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:39,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:39,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-28 01:15:39,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 01:15:39,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 01:15:39,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:39,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:15:39,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-28 01:15:39,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:15:39,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:40,422 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:15:40,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:15:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:40,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:40,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:40,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:40,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:40,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:15:40,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:40,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:40,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:40,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:40,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:40,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:15:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:40,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:40,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:40,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:40,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:40,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:40,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:40,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:40,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:40,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:40,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:40,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:15:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:40,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:40,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:40,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:15:40,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:40,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:40,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:40,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:40,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:15:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:40,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:40,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:40,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 01:15:40,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:40,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:15:40,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:40,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:40,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:40,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:40,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:40,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:15:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:40,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:40,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:40,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:15:40,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:40,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:15:40,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:40,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:40,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:40,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:40,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:40,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:15:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:40,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:40,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 01:15:41,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:15:41,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 345 [2020-10-28 01:15:41,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:15:41,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 01:15:41,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:15:41,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:15:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:41,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:15:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:41,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:15:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:15:41,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:15:41,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:41,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:15:41,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:15:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:15:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:15:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:15:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:15:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:15:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:15:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:15:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:15:41,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:15:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:15:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:41,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:41,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:15:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:15:41,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 01:15:41,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:15:41,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-28 01:15:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:41,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:41,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:41,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:15:41,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:41,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:41,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:41,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:41,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:15:41,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:41,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:41,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:15:41,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [864203216] [2020-10-28 01:15:41,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:15:41,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:15:41,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255619012] [2020-10-28 01:15:41,359 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:15:41,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:15:41,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:15:41,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:15:41,360 INFO L87 Difference]: Start difference. First operand 538 states and 782 transitions. Second operand 10 states. [2020-10-28 01:15:41,596 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:15:41,885 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:15:44,294 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-28 01:15:44,849 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-28 01:15:45,102 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-28 01:15:45,656 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:15:45,902 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-28 01:15:46,448 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:15:57,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:15:57,307 INFO L93 Difference]: Finished difference Result 1435 states and 2229 transitions. [2020-10-28 01:15:57,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:15:57,308 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 255 [2020-10-28 01:15:57,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:15:57,315 INFO L225 Difference]: With dead ends: 1435 [2020-10-28 01:15:57,316 INFO L226 Difference]: Without dead ends: 930 [2020-10-28 01:15:57,319 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:15:57,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2020-10-28 01:15:57,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 543. [2020-10-28 01:15:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2020-10-28 01:15:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 787 transitions. [2020-10-28 01:15:57,452 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 787 transitions. Word has length 255 [2020-10-28 01:15:57,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:15:57,452 INFO L481 AbstractCegarLoop]: Abstraction has 543 states and 787 transitions. [2020-10-28 01:15:57,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:15:57,452 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 787 transitions. [2020-10-28 01:15:57,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-28 01:15:57,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:15:57,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:15:57,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 01:15:57,457 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:15:57,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:15:57,458 INFO L82 PathProgramCache]: Analyzing trace with hash -734238352, now seen corresponding path program 1 times [2020-10-28 01:15:57,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:15:57,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1458180381] [2020-10-28 01:15:57,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:15:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:57,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:57,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:57,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:57,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:57,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:57,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:57,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:58,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:58,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:58,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:59,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:00,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:00,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:00,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:00,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:00,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:00,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:00,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:02,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:02,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-28 01:16:02,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 38 [2020-10-28 01:16:02,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 01:16:02,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:02,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:16:02,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-28 01:16:02,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:16:02,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,010 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:16:03,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:16:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:03,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:16:03,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:03,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:16:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:03,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:16:03,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:03,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:16:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:16:03,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:03,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:03,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:16:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 01:16:03,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:16:03,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:03,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:16:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:16:03,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:16:03,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:03,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:16:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 01:16:03,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-28 01:16:03,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:16:03,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 01:16:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:16:03,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:16:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:03,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:16:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:16:03,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:16:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:16:03,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:16:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:16:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:03,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:16:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:16:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 28 [2020-10-28 01:16:03,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:16:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:16:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:16:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:16:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:16:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:16:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:16:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:16:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:16:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:03,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:16:03,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:16:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:16:03,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:16:03,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:16:03,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-28 01:16:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:03,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:03,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:03,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:16:03,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:03,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:03,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:03,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:03,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:16:03,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:03,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:03,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:16:03,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1458180381] [2020-10-28 01:16:03,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:16:03,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:16:03,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116209698] [2020-10-28 01:16:03,608 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:16:03,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:16:03,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:16:03,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:16:03,609 INFO L87 Difference]: Start difference. First operand 543 states and 787 transitions. Second operand 10 states. [2020-10-28 01:16:03,828 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:16:04,117 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:16:06,120 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-28 01:16:06,680 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-28 01:16:07,243 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-28 01:16:07,471 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-28 01:16:08,051 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2020-10-28 01:16:08,287 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-28 01:16:18,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:16:18,969 INFO L93 Difference]: Finished difference Result 1455 states and 2255 transitions. [2020-10-28 01:16:18,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:16:18,970 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 255 [2020-10-28 01:16:18,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:16:18,978 INFO L225 Difference]: With dead ends: 1455 [2020-10-28 01:16:18,978 INFO L226 Difference]: Without dead ends: 945 [2020-10-28 01:16:18,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:16:18,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2020-10-28 01:16:19,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 548. [2020-10-28 01:16:19,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2020-10-28 01:16:19,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 792 transitions. [2020-10-28 01:16:19,099 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 792 transitions. Word has length 255 [2020-10-28 01:16:19,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:16:19,100 INFO L481 AbstractCegarLoop]: Abstraction has 548 states and 792 transitions. [2020-10-28 01:16:19,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:16:19,100 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 792 transitions. [2020-10-28 01:16:19,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-28 01:16:19,102 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:16:19,103 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:16:19,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 01:16:19,103 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:16:19,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:16:19,103 INFO L82 PathProgramCache]: Analyzing trace with hash -85645582, now seen corresponding path program 1 times [2020-10-28 01:16:19,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:16:19,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1160710393] [2020-10-28 01:16:19,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:16:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:19,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:19,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:19,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:19,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:19,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:19,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:19,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:19,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:19,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:20,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:21,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:22,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:22,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:22,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:22,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:22,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:22,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:22,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:22,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:24,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:24,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-28 01:16:24,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 34 [2020-10-28 01:16:24,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-28 01:16:24,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 01:16:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 01:16:24,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:24,701 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:16:24,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:16:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:24,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:24,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:24,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:24,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:24,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:16:24,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:24,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:24,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:24,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:24,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:24,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:16:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:24,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:24,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:24,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:24,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:24,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:16:24,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:24,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:24,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:24,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:16:24,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:24,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:16:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:24,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:24,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:24,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:16:24,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:24,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:24,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:24,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:24,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:24,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:16:24,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:24,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:16:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:24,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:24,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:24,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 01:16:24,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:24,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:16:24,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:24,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:24,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:16:24,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:16:24,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:16:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:16:25,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:16:25,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:16:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:16:25,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 01:16:25,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 01:16:25,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 170 [2020-10-28 01:16:25,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:16:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:25,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:16:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:25,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:16:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:25,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:16:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:25,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:16:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:25,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:16:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:25,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:16:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:25,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:16:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:25,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:16:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:25,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:16:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:25,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:16:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:25,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:16:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:25,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:16:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:25,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:16:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:25,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:16:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:25,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:25,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:16:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:16:25,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:16:25,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:16:25,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-28 01:16:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:25,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:25,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:25,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:16:25,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:25,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:25,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:16:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:25,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:25,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:16:25,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1160710393] [2020-10-28 01:16:25,234 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:16:25,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:16:25,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858178997] [2020-10-28 01:16:25,235 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:16:25,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:16:25,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:16:25,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:16:25,236 INFO L87 Difference]: Start difference. First operand 548 states and 792 transitions. Second operand 8 states. [2020-10-28 01:16:25,807 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-28 01:16:26,014 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-28 01:16:26,562 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-28 01:16:26,807 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-28 01:16:27,162 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-28 01:16:36,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:16:36,988 INFO L93 Difference]: Finished difference Result 1424 states and 2152 transitions. [2020-10-28 01:16:36,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:16:36,989 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-28 01:16:36,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:16:36,994 INFO L225 Difference]: With dead ends: 1424 [2020-10-28 01:16:36,994 INFO L226 Difference]: Without dead ends: 894 [2020-10-28 01:16:36,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:16:36,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2020-10-28 01:16:37,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 548. [2020-10-28 01:16:37,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2020-10-28 01:16:37,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 791 transitions. [2020-10-28 01:16:37,135 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 791 transitions. Word has length 255 [2020-10-28 01:16:37,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:16:37,139 INFO L481 AbstractCegarLoop]: Abstraction has 548 states and 791 transitions. [2020-10-28 01:16:37,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:16:37,139 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 791 transitions. [2020-10-28 01:16:37,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-28 01:16:37,141 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:16:37,141 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:16:37,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 01:16:37,142 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:16:37,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:16:37,142 INFO L82 PathProgramCache]: Analyzing trace with hash 149627956, now seen corresponding path program 1 times [2020-10-28 01:16:37,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:16:37,143 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [294459768] [2020-10-28 01:16:37,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:16:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:37,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:37,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:37,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:37,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:37,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:37,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:37,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:37,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:37,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:38,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:39,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:40,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:40,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:40,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:42,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:42,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:42,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-28 01:16:42,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-28 01:16:42,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5057 [2020-10-28 01:16:42,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:42,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:42,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 01:16:42,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 01:16:42,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:42,756 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:16:42,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:16:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:42,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:42,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:42,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:42,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:42,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:16:42,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:42,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:42,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:42,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:42,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:42,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:16:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:42,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:42,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:42,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:16:42,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:42,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:16:42,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:42,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:42,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:42,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:16:42,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:42,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:16:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:42,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:42,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:42,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:16:42,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:42,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:42,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:42,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:42,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:42,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:16:42,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:42,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:16:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:42,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:42,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:42,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 01:16:42,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:42,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:16:42,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:42,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:16:42,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 01:16:42,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:16:42,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:16:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:16:43,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 01:16:43,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:16:43,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:16:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 01:16:43,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:16:43,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 170 [2020-10-28 01:16:43,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:16:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:43,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:16:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:43,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:16:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:43,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:16:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:43,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:16:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:43,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:16:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:43,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:16:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:43,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:16:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:16:43,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:16:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:43,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:16:43,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:43,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:16:43,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:43,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:16:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:43,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:16:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:43,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:16:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:43,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:16:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:16:43,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:43,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:16:43,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:16:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:16:43,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:16:43,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:16:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-28 01:16:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:43,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:43,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:16:43,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:16:43,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:16:43,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:16:43,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:16:43,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:16:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:16:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:16:43,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:16:43,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:16:43,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [294459768] [2020-10-28 01:16:43,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:16:43,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:16:43,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277213000] [2020-10-28 01:16:43,257 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:16:43,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:16:43,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:16:43,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:16:43,259 INFO L87 Difference]: Start difference. First operand 548 states and 791 transitions. Second operand 8 states. [2020-10-28 01:16:43,811 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-28 01:16:44,014 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-28 01:16:44,562 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-28 01:16:44,828 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-28 01:16:45,174 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-28 01:16:55,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:16:55,036 INFO L93 Difference]: Finished difference Result 1416 states and 2135 transitions. [2020-10-28 01:16:55,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:16:55,037 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-28 01:16:55,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:16:55,044 INFO L225 Difference]: With dead ends: 1416 [2020-10-28 01:16:55,044 INFO L226 Difference]: Without dead ends: 894 [2020-10-28 01:16:55,047 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:16:55,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2020-10-28 01:16:55,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 548. [2020-10-28 01:16:55,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2020-10-28 01:16:55,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 790 transitions. [2020-10-28 01:16:55,224 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 790 transitions. Word has length 255 [2020-10-28 01:16:55,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:16:55,225 INFO L481 AbstractCegarLoop]: Abstraction has 548 states and 790 transitions. [2020-10-28 01:16:55,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:16:55,225 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 790 transitions. [2020-10-28 01:16:55,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-28 01:16:55,227 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:16:55,227 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:16:55,228 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 01:16:55,228 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:16:55,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:16:55,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1474591882, now seen corresponding path program 1 times [2020-10-28 01:16:55,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:16:55,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1187878147] [2020-10-28 01:16:55,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:16:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:16:55,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:55,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:55,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:55,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:55,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:55,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:55,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:55,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:55,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:56,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:57,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:57,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:57,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:57,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:57,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:57,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:16:57,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:00,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:00,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-28 01:17:00,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 38 [2020-10-28 01:17:00,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 01:17:00,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:00,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:17:00,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 145 [2020-10-28 01:17:00,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-28 01:17:00,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:00,813 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-28 01:17:00,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:17:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:00,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:00,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:00,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:17:00,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:00,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:17:00,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:00,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:00,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:00,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:00,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:00,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:17:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:00,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:00,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:00,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:17:00,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:00,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:17:00,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:00,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:00,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:00,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:00,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:00,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:17:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:00,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:00,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:00,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:17:00,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:00,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:17:00,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:00,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:00,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:00,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:00,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:00,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:17:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:00,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:00,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:00,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 01:17:00,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:00,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:17:00,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:00,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:00,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:00,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:00,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:17:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:17:01,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:17:01,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:01,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:01,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:17:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 01:17:01,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 01:17:01,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-28 01:17:01,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:17:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:17:01,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:01,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:01,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:17:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:17:01,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:01,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:01,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:17:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:17:01,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:01,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:01,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:17:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:17:01,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:01,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:01,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:17:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:17:01,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:01,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:01,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:17:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:17:01,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:17:01,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:17:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:17:01,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:17:01,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:17:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:17:01,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:17:01,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:17:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:17:01,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:17:01,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:17:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:17:01,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:17:01,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:17:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:17:01,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:17:01,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 01:17:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:17:01,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:17:01,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:17:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:17:01,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:17:01,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 01:17:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:17:01,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:17:01,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:17:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:17:01,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:17:01,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:17:01,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:17:01,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:17:01,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:17:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 01:17:01,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 01:17:01,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:17:01,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:17:01,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 01:17:01,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-28 01:17:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:17:01,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:17:01,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:17:01,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:17:01,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:17:01,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:17:01,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:17:01,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:17:01,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:17:01,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:17:01,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:17:01,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:17:01,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1187878147] [2020-10-28 01:17:01,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:17:01,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 01:17:01,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871452172] [2020-10-28 01:17:01,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 01:17:01,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:17:01,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 01:17:01,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-28 01:17:01,470 INFO L87 Difference]: Start difference. First operand 548 states and 790 transitions. Second operand 9 states. [2020-10-28 01:17:01,717 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:17:01,970 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 01:17:02,375 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-28 01:17:03,017 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-10-28 01:17:04,080 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-28 01:17:04,431 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-28 01:17:05,968 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-28 01:17:06,350 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-28 01:17:10,419 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-28 01:17:10,625 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-10-28 01:17:11,884 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-28 01:17:12,090 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 97