/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.09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 01:12:03,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 01:12:03,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 01:12:03,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 01:12:03,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 01:12:03,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 01:12:03,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 01:12:03,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 01:12:03,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 01:12:03,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 01:12:03,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 01:12:03,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 01:12:03,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 01:12:03,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 01:12:03,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 01:12:03,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 01:12:04,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 01:12:04,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 01:12:04,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 01:12:04,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 01:12:04,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 01:12:04,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 01:12:04,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 01:12:04,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 01:12:04,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 01:12:04,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 01:12:04,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 01:12:04,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 01:12:04,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 01:12:04,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 01:12:04,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 01:12:04,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 01:12:04,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 01:12:04,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 01:12:04,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 01:12:04,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 01:12:04,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 01:12:04,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 01:12:04,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 01:12:04,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 01:12:04,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 01:12:04,078 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 01:12:04,131 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 01:12:04,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 01:12:04,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 01:12:04,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 01:12:04,138 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 01:12:04,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 01:12:04,138 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 01:12:04,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 01:12:04,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 01:12:04,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 01:12:04,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 01:12:04,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 01:12:04,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 01:12:04,141 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 01:12:04,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 01:12:04,142 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 01:12:04,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 01:12:04,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 01:12:04,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 01:12:04,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 01:12:04,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 01:12:04,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 01:12:04,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 01:12:04,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 01:12:04,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 01:12:04,145 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 01:12:04,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 01:12:04,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 01:12:04,146 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 01:12:04,146 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 01:12:04,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 01:12:04,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 01:12:04,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 01:12:04,635 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 01:12:04,636 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 01:12:04,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.09.cil.c [2020-10-28 01:12:04,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2d61f71da/c582a23fcf2a4c4cbaf10b6bfdd19468/FLAGffb15b897 [2020-10-28 01:12:05,363 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 01:12:05,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.09.cil.c [2020-10-28 01:12:05,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2d61f71da/c582a23fcf2a4c4cbaf10b6bfdd19468/FLAGffb15b897 [2020-10-28 01:12:05,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2d61f71da/c582a23fcf2a4c4cbaf10b6bfdd19468 [2020-10-28 01:12:05,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 01:12:05,711 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 01:12:05,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 01:12:05,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 01:12:05,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 01:12:05,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:12:05" (1/1) ... [2020-10-28 01:12:05,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c6f9025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:05, skipping insertion in model container [2020-10-28 01:12:05,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:12:05" (1/1) ... [2020-10-28 01:12:05,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 01:12:05,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 01:12:06,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:12:06,191 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 01:12:06,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:12:06,330 INFO L208 MainTranslator]: Completed translation [2020-10-28 01:12:06,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06 WrapperNode [2020-10-28 01:12:06,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 01:12:06,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 01:12:06,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 01:12:06,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 01:12:06,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06" (1/1) ... [2020-10-28 01:12:06,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06" (1/1) ... [2020-10-28 01:12:06,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06" (1/1) ... [2020-10-28 01:12:06,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06" (1/1) ... [2020-10-28 01:12:06,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06" (1/1) ... [2020-10-28 01:12:06,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06" (1/1) ... [2020-10-28 01:12:06,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06" (1/1) ... [2020-10-28 01:12:06,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 01:12:06,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 01:12:06,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 01:12:06,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 01:12:06,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06" (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 01:12:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 01:12:06,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 01:12:06,618 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 01:12:06,619 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-28 01:12:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-28 01:12:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-28 01:12:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-28 01:12:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-28 01:12:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-28 01:12:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-28 01:12:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-28 01:12:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-28 01:12:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-28 01:12:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-28 01:12:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-28 01:12:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-28 01:12:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-28 01:12:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-28 01:12:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-28 01:12:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-28 01:12:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-28 01:12:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-28 01:12:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-28 01:12:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-28 01:12:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-28 01:12:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-28 01:12:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-28 01:12:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-28 01:12:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-28 01:12:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-28 01:12:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-28 01:12:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-28 01:12:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-28 01:12:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-28 01:12:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-28 01:12:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-28 01:12:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-28 01:12:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 01:12:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 01:12:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 01:12:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 01:12:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 01:12:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 01:12:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-28 01:12:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-28 01:12:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-28 01:12:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-28 01:12:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-28 01:12:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-28 01:12:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-28 01:12:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-28 01:12:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-28 01:12:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-28 01:12:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-28 01:12:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-28 01:12:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-28 01:12:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-28 01:12:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-28 01:12:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-28 01:12:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-28 01:12:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-28 01:12:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-28 01:12:06,636 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-28 01:12:06,636 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-28 01:12:06,636 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-28 01:12:06,636 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-28 01:12:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-28 01:12:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-28 01:12:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-28 01:12:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-28 01:12:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-28 01:12:06,638 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-28 01:12:06,639 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-28 01:12:06,640 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-28 01:12:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-28 01:12:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-28 01:12:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-28 01:12:06,642 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 01:12:06,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 01:12:06,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 01:12:06,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 01:12:06,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 01:12:06,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 01:12:06,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 01:12:08,124 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 01:12:08,125 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-10-28 01:12:08,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:12:08 BoogieIcfgContainer [2020-10-28 01:12:08,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 01:12:08,132 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 01:12:08,132 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 01:12:08,136 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 01:12:08,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 01:12:05" (1/3) ... [2020-10-28 01:12:08,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e13f3a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:12:08, skipping insertion in model container [2020-10-28 01:12:08,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:12:06" (2/3) ... [2020-10-28 01:12:08,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e13f3a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:12:08, skipping insertion in model container [2020-10-28 01:12:08,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:12:08" (3/3) ... [2020-10-28 01:12:08,141 INFO L111 eAbstractionObserver]: Analyzing ICFG transmitter.09.cil.c [2020-10-28 01:12:08,156 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 01:12:08,162 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 01:12:08,181 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 01:12:08,235 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 01:12:08,235 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 01:12:08,235 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 01:12:08,235 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 01:12:08,236 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 01:12:08,236 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 01:12:08,237 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 01:12:08,237 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 01:12:08,283 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states. [2020-10-28 01:12:08,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-28 01:12:08,325 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:12:08,330 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] [2020-10-28 01:12:08,330 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:12:08,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:12:08,348 INFO L82 PathProgramCache]: Analyzing trace with hash 406695533, now seen corresponding path program 1 times [2020-10-28 01:12:08,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:12:08,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [390896968] [2020-10-28 01:12:08,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:12:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:08,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:08,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:09,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:09,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:09,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:09,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:09,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:10,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:13,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:13,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 01:12:13,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 01:12:13,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-28 01:12:13,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:13,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:12:13,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 141 [2020-10-28 01:12:13,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:12:13,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:12:14,201 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:12:14,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:12:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:14,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:14,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:14,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:12:14,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:14,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:12:14,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:14,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:14,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:14,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:14,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:14,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:12:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:14,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:14,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:14,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:12:14,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:14,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:12:14,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:14,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:14,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:14,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:14,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:14,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:12:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:14,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:14,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:14,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:12:14,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:14,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:14,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:14,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:14,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:14,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:14,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:14,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:12:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:14,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:14,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:14,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:12:14,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:14,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:12:14,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:14,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:14,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:14,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:14,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:14,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:12:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:14,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:14,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:14,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:12:14,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:14,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:12:14,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:14,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:14,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:14,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:14,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:14,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:12:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:14,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:14,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:14,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:14,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:14,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:18,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:12:19,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 01:12:19,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 01:12:19,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:12:19,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 01:12:19,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:12:19,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:12:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:19,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:12:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:19,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:19,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:12:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:19,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:19,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:12:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:19,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:19,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:12:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:19,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:19,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:12:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:12:19,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:19,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:12:19,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:12:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:19,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:19,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:12:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:19,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:12:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:12:19,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:12:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:12:19,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:12:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:19,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:12:19,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:12:19,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:12:19,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:12:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:12:19,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:12:19,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:12:19,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:19,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:12:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:19,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:19,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:19,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:12:19,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:19,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:12:19,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:19,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:19,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:12:19,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:19,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:12:19,819 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 01:12:19,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [390896968] [2020-10-28 01:12:19,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:12:19,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:12:19,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345038687] [2020-10-28 01:12:19,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:12:19,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:12:19,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:12:19,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:12:19,858 INFO L87 Difference]: Start difference. First operand 383 states. Second operand 10 states. [2020-10-28 01:12:20,149 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-28 01:12:22,757 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:12:23,131 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-28 01:12:23,584 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:12:24,022 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:12:29,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:12:29,284 INFO L93 Difference]: Finished difference Result 984 states and 1613 transitions. [2020-10-28 01:12:29,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 01:12:29,288 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 196 [2020-10-28 01:12:29,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:12:29,312 INFO L225 Difference]: With dead ends: 984 [2020-10-28 01:12:29,312 INFO L226 Difference]: Without dead ends: 617 [2020-10-28 01:12:29,323 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:12:29,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2020-10-28 01:12:29,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 376. [2020-10-28 01:12:29,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2020-10-28 01:12:29,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 541 transitions. [2020-10-28 01:12:29,560 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 541 transitions. Word has length 196 [2020-10-28 01:12:29,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:12:29,561 INFO L481 AbstractCegarLoop]: Abstraction has 376 states and 541 transitions. [2020-10-28 01:12:29,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:12:29,561 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 541 transitions. [2020-10-28 01:12:29,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-28 01:12:29,567 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:12:29,567 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] [2020-10-28 01:12:29,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 01:12:29,567 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:12:29,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:12:29,568 INFO L82 PathProgramCache]: Analyzing trace with hash 352302635, now seen corresponding path program 1 times [2020-10-28 01:12:29,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:12:29,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [982994124] [2020-10-28 01:12:29,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:12:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:29,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:29,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:29,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:29,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:29,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:29,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:30,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:30,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:33,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:34,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:34,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:34,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 01:12:34,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 01:12:34,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 01:12:34,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:34,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:12:34,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-10-28 01:12:34,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:12:34,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:34,984 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:12:34,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:12:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:34,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:35,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:35,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:12:35,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:35,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 01:12:35,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:35,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:35,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:35,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:35,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:12:35,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:12:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:35,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:35,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:35,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:12:35,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:35,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:12:35,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:35,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:35,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:35,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:35,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:35,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:12:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:35,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:35,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:35,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:12:35,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:35,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:12:35,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:35,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:35,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:35,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:35,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:35,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:12:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:35,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:35,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:35,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:12:35,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:35,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:12:35,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:35,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:35,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:35,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:35,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:35,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:12:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:35,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:35,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:35,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:12:35,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:35,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:12:35,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:35,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:35,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:35,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:35,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:35,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:12:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:35,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:35,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:35,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:35,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:35,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:12:40,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 01:12:40,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 01:12:40,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:12:40,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-28 01:12:40,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:12:40,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:12:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:12:40,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:40,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:12:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:40,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:40,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:12:40,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:12:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:40,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:12:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:40,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:40,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:12:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:40,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:40,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:12:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:40,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:40,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:12:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:40,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:40,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:12:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:12:40,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:12:40,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:40,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:12:40,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:12:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:12:40,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:12:40,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:12:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:12:40,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:40,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:12:40,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:12:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:12:40,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:12:40,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:12:40,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:12:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:40,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:40,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:40,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:12:40,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:40,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:12:40,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:40,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:40,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:12:40,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:40,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:40,423 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 01:12:40,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [982994124] [2020-10-28 01:12:40,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:12:40,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:12:40,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316161239] [2020-10-28 01:12:40,427 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:12:40,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:12:40,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:12:40,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:12:40,429 INFO L87 Difference]: Start difference. First operand 376 states and 541 transitions. Second operand 10 states. [2020-10-28 01:12:42,678 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:12:43,012 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-28 01:12:43,169 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-28 01:12:43,491 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:12:43,917 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:12:49,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:12:49,300 INFO L93 Difference]: Finished difference Result 977 states and 1509 transitions. [2020-10-28 01:12:49,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:12:49,300 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 196 [2020-10-28 01:12:49,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:12:49,308 INFO L225 Difference]: With dead ends: 977 [2020-10-28 01:12:49,309 INFO L226 Difference]: Without dead ends: 629 [2020-10-28 01:12:49,312 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:12:49,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2020-10-28 01:12:49,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 381. [2020-10-28 01:12:49,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2020-10-28 01:12:49,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 546 transitions. [2020-10-28 01:12:49,397 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 546 transitions. Word has length 196 [2020-10-28 01:12:49,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:12:49,397 INFO L481 AbstractCegarLoop]: Abstraction has 381 states and 546 transitions. [2020-10-28 01:12:49,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:12:49,397 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 546 transitions. [2020-10-28 01:12:49,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-28 01:12:49,401 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:12:49,401 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] [2020-10-28 01:12:49,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 01:12:49,402 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:12:49,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:12:49,402 INFO L82 PathProgramCache]: Analyzing trace with hash -2031622103, now seen corresponding path program 1 times [2020-10-28 01:12:49,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:12:49,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2106155766] [2020-10-28 01:12:49,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:12:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:49,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:49,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:49,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:49,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:49,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:49,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:49,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:49,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:52,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:54,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:54,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 01:12:54,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 01:12:54,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 01:12:54,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:54,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:12:54,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 141 [2020-10-28 01:12:54,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:12:54,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:54,798 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:12:54,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:12:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:54,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:54,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:54,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:12:54,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:54,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 01:12:54,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:54,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:54,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:54,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:54,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:54,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:12:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:54,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:54,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:54,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:12:54,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:54,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:12:54,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:54,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:54,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:54,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:54,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:54,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:12:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:54,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:54,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:54,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:12:54,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:54,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:12:54,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:54,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:54,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:54,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:54,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:54,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:12:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:54,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:54,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:54,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:12:54,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:54,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:12:54,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:54,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:54,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:54,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:54,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:55,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:12:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:55,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:55,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:12:55,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:12:55,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:12:55,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 01:12:55,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:12:55,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:12:55,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:12:55,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:12:55,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:12:55,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:12:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:12:55,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:55,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:55,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:55,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:12:57,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:13:00,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 01:13:00,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 01:13:00,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:00,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-28 01:13:00,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:00,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:13:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:00,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:13:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:13:00,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:13:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:00,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:13:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:00,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:13:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:00,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:13:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:00,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:13:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:00,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:13:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:00,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:13:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:00,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:13:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:00,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:13:00,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:13:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:13:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:13:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:13:00,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:13:00,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:13:00,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:13:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:00,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:00,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:00,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:13:00,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:00,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:00,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:00,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:00,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:13:00,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:00,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:00,299 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 01:13:00,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2106155766] [2020-10-28 01:13:00,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:13:00,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:13:00,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562299776] [2020-10-28 01:13:00,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:13:00,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:13:00,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:13:00,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:13:00,302 INFO L87 Difference]: Start difference. First operand 381 states and 546 transitions. Second operand 10 states. [2020-10-28 01:13:02,621 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:13:02,945 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-28 01:13:03,403 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:13:03,870 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:13:08,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:13:08,035 INFO L93 Difference]: Finished difference Result 981 states and 1509 transitions. [2020-10-28 01:13:08,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:13:08,036 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 196 [2020-10-28 01:13:08,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:13:08,044 INFO L225 Difference]: With dead ends: 981 [2020-10-28 01:13:08,044 INFO L226 Difference]: Without dead ends: 628 [2020-10-28 01:13:08,046 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:13:08,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2020-10-28 01:13:08,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 386. [2020-10-28 01:13:08,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-10-28 01:13:08,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 551 transitions. [2020-10-28 01:13:08,135 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 551 transitions. Word has length 196 [2020-10-28 01:13:08,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:13:08,136 INFO L481 AbstractCegarLoop]: Abstraction has 386 states and 551 transitions. [2020-10-28 01:13:08,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:13:08,136 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 551 transitions. [2020-10-28 01:13:08,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-28 01:13:08,139 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:13:08,139 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] [2020-10-28 01:13:08,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 01:13:08,140 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:13:08,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:13:08,141 INFO L82 PathProgramCache]: Analyzing trace with hash 876559783, now seen corresponding path program 1 times [2020-10-28 01:13:08,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:13:08,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1856925056] [2020-10-28 01:13:08,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:13:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:08,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:08,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:08,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:08,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:08,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:08,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:08,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:08,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:10,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:13,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:13,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 01:13:13,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 01:13:13,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 01:13:13,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:13,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:13,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 141 [2020-10-28 01:13:13,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:13,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:13,499 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:13:13,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:13:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:13,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:13,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:13,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:13,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:13,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:13:13,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:13,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:13,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:13,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:13,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:13,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:13:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:13,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:13,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:13,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:13,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:13,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:13:13,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:13,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:13,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:13,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:13,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:13,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:13:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:13,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:13,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:13,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:13:13,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:13,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:13:13,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:13,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:13,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:13,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:13,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:13,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:13:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:13,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:13,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:13,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:13:13,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:13,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:13:13,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:13,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:13,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:13,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:13,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:13,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:13:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:13,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:13,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:13,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:13:13,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:13,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:13:13,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:13,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:13,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:13,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:13,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:13,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:13:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:13,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:13,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:13,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:13,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:13:18,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 01:13:18,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4360 [2020-10-28 01:13:18,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:18,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 01:13:18,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:18,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:13:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:18,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:13:18,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:18,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:13:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:18,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:13:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:18,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:13:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:13:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:18,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:13:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:13:18,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:13:18,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:18,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:13:18,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:13:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:18,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:13:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:18,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:13:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:18,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:13:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:13:18,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:13:18,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:13:18,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:13:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:18,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:18,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:18,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:13:18,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:18,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:18,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:18,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:18,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:13:18,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:18,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:18,315 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 01:13:18,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1856925056] [2020-10-28 01:13:18,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:13:18,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:13:18,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176814099] [2020-10-28 01:13:18,317 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:13:18,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:13:18,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:13:18,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:13:18,318 INFO L87 Difference]: Start difference. First operand 386 states and 551 transitions. Second operand 10 states. [2020-10-28 01:13:18,666 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-28 01:13:20,675 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-28 01:13:21,035 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2020-10-28 01:13:21,196 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-28 01:13:21,532 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-28 01:13:21,697 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-28 01:13:22,021 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-28 01:13:27,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:13:27,960 INFO L93 Difference]: Finished difference Result 1008 states and 1546 transitions. [2020-10-28 01:13:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:13:27,961 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 196 [2020-10-28 01:13:27,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:13:27,969 INFO L225 Difference]: With dead ends: 1008 [2020-10-28 01:13:27,970 INFO L226 Difference]: Without dead ends: 650 [2020-10-28 01:13:27,973 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:13:27,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2020-10-28 01:13:28,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 391. [2020-10-28 01:13:28,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2020-10-28 01:13:28,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 556 transitions. [2020-10-28 01:13:28,067 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 556 transitions. Word has length 196 [2020-10-28 01:13:28,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:13:28,068 INFO L481 AbstractCegarLoop]: Abstraction has 391 states and 556 transitions. [2020-10-28 01:13:28,068 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:13:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 556 transitions. [2020-10-28 01:13:28,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-28 01:13:28,071 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:13:28,071 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] [2020-10-28 01:13:28,072 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 01:13:28,072 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:13:28,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:13:28,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1851649563, now seen corresponding path program 1 times [2020-10-28 01:13:28,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:13:28,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [530846166] [2020-10-28 01:13:28,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:13:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:28,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:28,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:28,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:28,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:28,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:28,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:28,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:29,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:32,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:33,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 01:13:33,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 01:13:33,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-28 01:13:33,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:33,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:33,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 130 [2020-10-28 01:13:33,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:33,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:33,444 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:13:33,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:13:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:33,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:33,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:33,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:33,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:13:33,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:33,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:33,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:33,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:33,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:33,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:13:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:33,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:33,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:33,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:33,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:13:33,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:33,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:33,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:33,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:33,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:33,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:13:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:33,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:33,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:13:33,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:33,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:13:33,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:33,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:33,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:33,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:33,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:33,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:13:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:33,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:33,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:13:33,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:33,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:13:33,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:33,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:33,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:33,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:33,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:33,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:13:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:33,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:33,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:13:33,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:33,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:13:33,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:33,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:33,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:33,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:33,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:33,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:13:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:33,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:33,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:13:34,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 01:13:34,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 732 [2020-10-28 01:13:34,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:34,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-28 01:13:34,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:34,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:13:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:34,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:34,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:13:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:34,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:13:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:34,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:34,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 01:13:34,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:13:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:34,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:34,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:13:34,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:13:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:34,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:34,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:13:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:13:34,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:13:34,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:34,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:13:34,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:13:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:34,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:34,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:13:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:13:34,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:34,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:13:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:34,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:13:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:34,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:34,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:34,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:13:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:13:34,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:13:34,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:13:34,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:13:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:34,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:34,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:34,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:13:34,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:34,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:13:34,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:34,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:34,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:13:34,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:34,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:34,582 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 01:13:34,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [530846166] [2020-10-28 01:13:34,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:13:34,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:13:34,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466304505] [2020-10-28 01:13:34,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:13:34,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:13:34,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:13:34,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:13:34,584 INFO L87 Difference]: Start difference. First operand 391 states and 556 transitions. Second operand 10 states. [2020-10-28 01:13:36,958 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-28 01:13:37,292 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2020-10-28 01:13:37,629 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-28 01:13:37,786 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-28 01:13:38,120 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-28 01:13:43,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:13:43,909 INFO L93 Difference]: Finished difference Result 1025 states and 1567 transitions. [2020-10-28 01:13:43,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:13:43,910 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 196 [2020-10-28 01:13:43,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:13:43,916 INFO L225 Difference]: With dead ends: 1025 [2020-10-28 01:13:43,916 INFO L226 Difference]: Without dead ends: 662 [2020-10-28 01:13:43,918 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:13:43,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-10-28 01:13:43,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 396. [2020-10-28 01:13:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 396 states. [2020-10-28 01:13:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 561 transitions. [2020-10-28 01:13:43,997 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 561 transitions. Word has length 196 [2020-10-28 01:13:43,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:13:43,997 INFO L481 AbstractCegarLoop]: Abstraction has 396 states and 561 transitions. [2020-10-28 01:13:43,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:13:43,998 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 561 transitions. [2020-10-28 01:13:44,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-28 01:13:44,001 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:13:44,001 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] [2020-10-28 01:13:44,001 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 01:13:44,001 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:13:44,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:13:44,002 INFO L82 PathProgramCache]: Analyzing trace with hash 88932451, now seen corresponding path program 1 times [2020-10-28 01:13:44,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:13:44,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [989509829] [2020-10-28 01:13:44,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:13:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:44,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:44,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:44,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:44,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:44,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:44,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:44,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:45,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:46,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 01:13:49,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 01:13:49,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-28 01:13:49,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:49,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-28 01:13:49,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:49,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,357 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:13:49,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:13:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:49,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:13:49,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:49,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:13:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:13:49,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:13:49,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:49,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:13:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:13:49,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:13:49,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:49,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:13:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:13:49,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:13:49,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:49,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:13:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:13:49,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:13:49,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:49,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:13:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:13:49,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:13:49,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 250 [2020-10-28 01:13:49,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:13:49,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 01:13:49,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:13:49,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:13:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:49,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:49,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:13:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:49,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:49,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:13:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:13:49,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:13:49,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:13:49,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:13:49,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:13:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:49,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:49,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:13:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:49,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:13:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:49,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:49,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:13:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:49,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:49,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:13:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:49,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:49,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:13:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:49,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:49,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:13:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:13:49,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:13:49,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:13:49,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:13:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:13:49,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:13:49,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:13:49,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:49,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:13:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:49,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:49,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:13:49,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:13:49,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:13:49,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:13:49,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:13:49,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:13:49,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:13:49,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:13:49,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:13:50,030 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 01:13:50,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [989509829] [2020-10-28 01:13:50,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:13:50,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:13:50,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387191334] [2020-10-28 01:13:50,032 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:13:50,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:13:50,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:13:50,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:13:50,033 INFO L87 Difference]: Start difference. First operand 396 states and 561 transitions. Second operand 10 states. [2020-10-28 01:13:51,724 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:13:52,123 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-28 01:13:52,278 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-28 01:13:52,613 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-28 01:13:52,765 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-28 01:13:53,102 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-28 01:13:59,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:13:59,529 INFO L93 Difference]: Finished difference Result 1048 states and 1598 transitions. [2020-10-28 01:13:59,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:13:59,530 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 196 [2020-10-28 01:13:59,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:13:59,536 INFO L225 Difference]: With dead ends: 1048 [2020-10-28 01:13:59,537 INFO L226 Difference]: Without dead ends: 680 [2020-10-28 01:13:59,539 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:13:59,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2020-10-28 01:13:59,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 401. [2020-10-28 01:13:59,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2020-10-28 01:13:59,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 566 transitions. [2020-10-28 01:13:59,647 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 566 transitions. Word has length 196 [2020-10-28 01:13:59,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:13:59,647 INFO L481 AbstractCegarLoop]: Abstraction has 401 states and 566 transitions. [2020-10-28 01:13:59,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:13:59,648 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 566 transitions. [2020-10-28 01:13:59,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-28 01:13:59,650 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:13:59,650 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] [2020-10-28 01:13:59,651 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 01:13:59,651 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:13:59,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:13:59,651 INFO L82 PathProgramCache]: Analyzing trace with hash -1753543263, now seen corresponding path program 1 times [2020-10-28 01:13:59,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:13:59,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1461470521] [2020-10-28 01:13:59,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:13:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:13:59,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:59,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:59,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:59,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:13:59,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:00,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:01,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:04,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:04,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 01:14:04,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 01:14:04,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 01:14:04,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:04,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:04,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-28 01:14:04,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:04,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:04,976 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:14:04,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:14:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:04,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:04,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:04,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:04,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:04,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:14:04,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:04,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:04,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:04,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:04,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:14:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:05,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:05,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:05,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:14:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:14:05,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:14:05,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:05,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:14:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:14:05,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:05,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:05,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:14:05,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:14:05,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:05,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:14:05,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:14:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:14:05,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 01:14:05,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:14:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:14:05,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:14:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:05,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:05,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:05,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:14:05,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:14:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:05,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:14:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:05,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:14:05,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:14:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:05,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:14:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:05,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:14:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:05,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:14:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:14:05,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:14:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:05,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:14:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:05,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:05,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:14:05,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:14:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:14:05,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:14:05,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:14:05,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:14:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:05,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:05,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:05,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:14:05,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:05,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:05,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:05,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:05,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:14:05,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:05,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:05,464 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 01:14:05,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1461470521] [2020-10-28 01:14:05,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:14:05,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:14:05,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437715679] [2020-10-28 01:14:05,465 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:14:05,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:14:05,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:14:05,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:14:05,466 INFO L87 Difference]: Start difference. First operand 401 states and 566 transitions. Second operand 10 states. [2020-10-28 01:14:07,026 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:14:07,310 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-28 01:14:07,623 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-28 01:14:07,943 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-28 01:14:14,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:14:14,464 INFO L93 Difference]: Finished difference Result 1063 states and 1615 transitions. [2020-10-28 01:14:14,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 01:14:14,465 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 196 [2020-10-28 01:14:14,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:14:14,471 INFO L225 Difference]: With dead ends: 1063 [2020-10-28 01:14:14,471 INFO L226 Difference]: Without dead ends: 690 [2020-10-28 01:14:14,473 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2020-10-28 01:14:14,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2020-10-28 01:14:14,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 406. [2020-10-28 01:14:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-10-28 01:14:14,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 571 transitions. [2020-10-28 01:14:14,555 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 571 transitions. Word has length 196 [2020-10-28 01:14:14,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:14:14,555 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 571 transitions. [2020-10-28 01:14:14,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:14:14,555 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 571 transitions. [2020-10-28 01:14:14,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-28 01:14:14,557 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:14:14,557 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] [2020-10-28 01:14:14,557 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 01:14:14,557 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:14:14,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:14:14,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1335654561, now seen corresponding path program 1 times [2020-10-28 01:14:14,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:14:14,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [747912870] [2020-10-28 01:14:14,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:14:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:14,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:14,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:15,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:19,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:19,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 01:14:19,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-28 01:14:19,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 01:14:19,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:19,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:19,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 130 [2020-10-28 01:14:19,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-28 01:14:19,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:19,929 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:14:19,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:14:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:19,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:19,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:19,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:19,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:19,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:14:19,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:19,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:19,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:19,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:19,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:19,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:14:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:19,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:19,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:19,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:19,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:19,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:19,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:19,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:19,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:19,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:19,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:19,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:14:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:19,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:19,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:19,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:14:19,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:19,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:14:19,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:19,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:19,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:19,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:19,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:14:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:14:20,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:20,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:20,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:20,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:14:20,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:20,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:20,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:20,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:14:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:14:20,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 01:14:20,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:20,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-28 01:14:20,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:14:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:20,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:20,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:20,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:14:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:14:20,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:20,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:20,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:14:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:20,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:20,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:20,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:20,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:20,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:20,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:14:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:14:20,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:20,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:20,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:14:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:20,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:20,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:14:20,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:14:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:20,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:20,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:20,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:14:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:20,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:20,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:20,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:14:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:20,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:20,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:20,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:14:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:20,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:20,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:20,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:20,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:20,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:14:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:14:20,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:14:20,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:20,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:14:20,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 01:14:20,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:14:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:20,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:20,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:20,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:14:20,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:20,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:20,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:20,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:20,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:14:20,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:20,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:20,312 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 01:14:20,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [747912870] [2020-10-28 01:14:20,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:14:20,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 01:14:20,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202522533] [2020-10-28 01:14:20,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 01:14:20,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:14:20,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 01:14:20,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 01:14:20,315 INFO L87 Difference]: Start difference. First operand 406 states and 571 transitions. Second operand 9 states. [2020-10-28 01:14:20,853 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-28 01:14:21,176 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-10-28 01:14:22,183 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-28 01:14:23,684 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:14:40,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:14:40,989 INFO L93 Difference]: Finished difference Result 2281 states and 3718 transitions. [2020-10-28 01:14:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 01:14:40,990 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 196 [2020-10-28 01:14:40,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:14:41,009 INFO L225 Difference]: With dead ends: 2281 [2020-10-28 01:14:41,009 INFO L226 Difference]: Without dead ends: 1903 [2020-10-28 01:14:41,013 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 44 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=186, Invalid=570, Unknown=0, NotChecked=0, Total=756 [2020-10-28 01:14:41,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1903 states. [2020-10-28 01:14:41,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1903 to 1365. [2020-10-28 01:14:41,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1365 states. [2020-10-28 01:14:41,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1365 states and 2088 transitions. [2020-10-28 01:14:41,312 INFO L78 Accepts]: Start accepts. Automaton has 1365 states and 2088 transitions. Word has length 196 [2020-10-28 01:14:41,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:14:41,347 INFO L481 AbstractCegarLoop]: Abstraction has 1365 states and 2088 transitions. [2020-10-28 01:14:41,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 01:14:41,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2088 transitions. [2020-10-28 01:14:41,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-28 01:14:41,354 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:14:41,354 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] [2020-10-28 01:14:41,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 01:14:41,355 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:14:41,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:14:41,356 INFO L82 PathProgramCache]: Analyzing trace with hash -589994405, now seen corresponding path program 1 times [2020-10-28 01:14:41,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:14:41,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [102186208] [2020-10-28 01:14:41,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:14:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:41,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:41,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:42,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:43,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:44,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:46,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:46,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 01:14:46,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-28 01:14:46,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 01:14:46,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:46,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:14:46,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 01:14:46,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 188 [2020-10-28 01:14:46,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:46,710 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:14:46,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:14:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:46,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:46,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:46,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:46,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:46,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:14:46,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:46,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:46,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:46,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:46,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:46,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:14:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:46,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:46,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:46,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:14:46,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:46,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:46,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:46,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:46,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:46,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:46,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:46,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:14:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:46,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:46,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:46,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:14:46,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:46,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:14:46,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:46,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:14:46,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:46,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:14:46,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:46,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:14:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:46,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:46,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:46,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:14:46,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:46,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:46,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:46,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:46,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:46,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:14:46,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:46,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:46,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:46,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:46,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:14:46,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:46,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:14:46,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:46,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:46,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:46,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 01:14:46,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:46,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:14:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:46,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:46,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:46,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:14:46,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:46,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 01:14:46,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:46,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:14:46,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:14:46,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-28 01:14:46,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:14:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:47,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:14:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:47,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:14:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:47,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:14:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:47,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:14:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:47,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:14:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:47,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:14:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:47,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:14:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:47,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:14:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:14:47,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:14:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:14:47,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:14:47,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:14:47,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:14:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:14:47,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 01:14:47,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:14:47,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 01:14:47,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:14:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:14:47,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:14:47,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:14:47,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:14:47,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:14:47,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:14:47,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:14:47,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:14:47,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 01:14:47,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:14:47,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:14:47,195 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 01:14:47,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [102186208] [2020-10-28 01:14:47,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:14:47,195 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:14:47,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985440728] [2020-10-28 01:14:47,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:14:47,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:14:47,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:14:47,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:14:47,197 INFO L87 Difference]: Start difference. First operand 1365 states and 2088 transitions. Second operand 10 states. [2020-10-28 01:14:47,484 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-28 01:14:48,376 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-28 01:14:53,275 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:15:03,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:15:03,036 INFO L93 Difference]: Finished difference Result 6216 states and 10438 transitions. [2020-10-28 01:15:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 01:15:03,037 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 196 [2020-10-28 01:15:03,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:15:03,075 INFO L225 Difference]: With dead ends: 6216 [2020-10-28 01:15:03,075 INFO L226 Difference]: Without dead ends: 4883 [2020-10-28 01:15:03,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=192, Invalid=620, Unknown=0, NotChecked=0, Total=812 [2020-10-28 01:15:03,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4883 states. [2020-10-28 01:15:04,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4883 to 3885. [2020-10-28 01:15:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3885 states. [2020-10-28 01:15:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 3885 states and 6414 transitions. [2020-10-28 01:15:04,031 INFO L78 Accepts]: Start accepts. Automaton has 3885 states and 6414 transitions. Word has length 196 [2020-10-28 01:15:04,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:15:04,032 INFO L481 AbstractCegarLoop]: Abstraction has 3885 states and 6414 transitions. [2020-10-28 01:15:04,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:15:04,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3885 states and 6414 transitions. [2020-10-28 01:15:04,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-28 01:15:04,039 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:15:04,039 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] [2020-10-28 01:15:04,040 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 01:15:04,040 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:15:04,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:15:04,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1223117464, now seen corresponding path program 1 times [2020-10-28 01:15:04,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:15:04,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1624884794] [2020-10-28 01:15:04,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:15:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:04,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:04,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:05,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:05,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:05,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:05,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-28 01:15:09,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 01:15:09,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 01:15:09,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:09,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 01:15:09,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 01:15:09,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,373 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:15:09,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:15:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:09,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:15:09,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:15:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:09,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:09,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:09,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:15:09,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:15:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:15:09,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:09,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:09,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:15:09,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:15:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:15:09,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:15:09,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:09,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 01:15:09,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:15:09,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:15:09,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:15:09,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:15:09,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:15:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:15:09,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:15:09,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 115 [2020-10-28 01:15:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:15:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:09,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:15:09,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:09,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:15:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:09,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:09,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:15:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:09,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:15:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:09,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:15:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:09,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:15:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:09,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:15:09,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:09,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:15:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:09,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:09,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:15:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:15:09,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:15:09,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:15:09,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:15:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:09,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:09,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:09,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:09,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:09,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:09,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:09,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:09,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:09,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:09,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:09,669 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 01:15:09,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1624884794] [2020-10-28 01:15:09,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:15:09,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:15:09,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692310232] [2020-10-28 01:15:09,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:15:09,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:15:09,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:15:09,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:15:09,671 INFO L87 Difference]: Start difference. First operand 3885 states and 6414 transitions. Second operand 8 states. [2020-10-28 01:15:10,012 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:15:10,433 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-28 01:15:17,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:15:17,097 INFO L93 Difference]: Finished difference Result 8665 states and 14453 transitions. [2020-10-28 01:15:17,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:15:17,098 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 197 [2020-10-28 01:15:17,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:15:17,134 INFO L225 Difference]: With dead ends: 8665 [2020-10-28 01:15:17,134 INFO L226 Difference]: Without dead ends: 4811 [2020-10-28 01:15:17,157 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:15:17,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4811 states. [2020-10-28 01:15:18,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4811 to 3885. [2020-10-28 01:15:18,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3885 states. [2020-10-28 01:15:18,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 3885 states and 6412 transitions. [2020-10-28 01:15:18,107 INFO L78 Accepts]: Start accepts. Automaton has 3885 states and 6412 transitions. Word has length 197 [2020-10-28 01:15:18,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:15:18,108 INFO L481 AbstractCegarLoop]: Abstraction has 3885 states and 6412 transitions. [2020-10-28 01:15:18,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:15:18,108 INFO L276 IsEmpty]: Start isEmpty. Operand 3885 states and 6412 transitions. [2020-10-28 01:15:18,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-28 01:15:18,115 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:15:18,115 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] [2020-10-28 01:15:18,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 01:15:18,116 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:15:18,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:15:18,116 INFO L82 PathProgramCache]: Analyzing trace with hash -1750511514, now seen corresponding path program 1 times [2020-10-28 01:15:18,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:15:18,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1718237341] [2020-10-28 01:15:18,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:15:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:18,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:18,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:19,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:22,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-28 01:15:23,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 01:15:23,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-28 01:15:23,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:23,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 01:15:23,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 01:15:23,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,464 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:15:23,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:15:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:23,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:15:23,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:15:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:23,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:15:23,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:23,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:15:23,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:15:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:15:23,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:23,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:23,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:15:23,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:15:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:15:23,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:15:23,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:23,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 01:15:23,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 01:15:23,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:15:23,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:15:23,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:15:23,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:15:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:15:23,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 01:15:23,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 115 [2020-10-28 01:15:23,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:15:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:23,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:15:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:23,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:15:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:23,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:23,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:15:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:23,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:15:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:23,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:15:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:23,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:15:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:23,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:15:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:23,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:15:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:23,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:23,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:15:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:15:23,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:15:23,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:15:23,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:15:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:23,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:23,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:23,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:23,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:23,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:15:23,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:23,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:23,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:15:23,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:23,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:23,812 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 01:15:23,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1718237341] [2020-10-28 01:15:23,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:15:23,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:15:23,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993424993] [2020-10-28 01:15:23,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:15:23,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:15:23,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:15:23,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:15:23,814 INFO L87 Difference]: Start difference. First operand 3885 states and 6412 transitions. Second operand 8 states. [2020-10-28 01:15:24,096 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:15:24,518 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-28 01:15:31,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:15:31,036 INFO L93 Difference]: Finished difference Result 8646 states and 14389 transitions. [2020-10-28 01:15:31,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:15:31,037 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 197 [2020-10-28 01:15:31,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:15:31,069 INFO L225 Difference]: With dead ends: 8646 [2020-10-28 01:15:31,070 INFO L226 Difference]: Without dead ends: 4790 [2020-10-28 01:15:31,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:15:31,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4790 states. [2020-10-28 01:15:31,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4790 to 3868. [2020-10-28 01:15:31,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3868 states. [2020-10-28 01:15:31,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 3868 states and 6371 transitions. [2020-10-28 01:15:31,817 INFO L78 Accepts]: Start accepts. Automaton has 3868 states and 6371 transitions. Word has length 197 [2020-10-28 01:15:31,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:15:31,817 INFO L481 AbstractCegarLoop]: Abstraction has 3868 states and 6371 transitions. [2020-10-28 01:15:31,818 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:15:31,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3868 states and 6371 transitions. [2020-10-28 01:15:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-28 01:15:31,821 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:15:31,821 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] [2020-10-28 01:15:31,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 01:15:31,822 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:15:31,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:15:31,822 INFO L82 PathProgramCache]: Analyzing trace with hash -160600224, now seen corresponding path program 1 times [2020-10-28 01:15:31,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:15:31,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1306327195] [2020-10-28 01:15:31,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:15:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:31,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:31,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:31,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:32,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:36,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:36,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-28 01:15:36,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-28 01:15:36,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 01:15:36,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:36,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 01:15:36,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:15:36,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-28 01:15:36,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,178 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 01:15:37,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:15:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:37,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:15:37,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:37,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:15:37,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:15:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:15:37,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:15:37,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:37,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:15:37,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:15:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:15:37,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:37,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:15:37,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:15:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 01:15:37,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:15:37,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:15:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 01:15:37,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:15:37,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:15:37,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:15:37,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:15:37,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 01:15:37,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:15:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-28 01:15:37,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:15:37,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 115 [2020-10-28 01:15:37,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:15:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:15:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:15:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 01:15:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 01:15:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 01:15:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:15:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:15:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:15:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 01:15:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:15:37,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:15:37,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:15:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 01:15:37,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:15:37,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-28 01:15:37,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 01:15:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:37,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:37,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:15:37,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:15:37,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:15:37,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:15:37,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:15:37,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:15:37,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:15:37,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:15:37,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:15:37,517 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 01:15:37,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1306327195] [2020-10-28 01:15:37,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:15:37,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:15:37,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772215748] [2020-10-28 01:15:37,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:15:37,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:15:37,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:15:37,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:15:37,519 INFO L87 Difference]: Start difference. First operand 3868 states and 6371 transitions. Second operand 10 states. [2020-10-28 01:15:37,857 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-28 01:15:41,663 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-28 01:15:47,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:15:47,235 INFO L93 Difference]: Finished difference Result 10698 states and 19831 transitions. [2020-10-28 01:15:47,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 01:15:47,236 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 197 [2020-10-28 01:15:47,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:15:47,355 INFO L225 Difference]: With dead ends: 10698 [2020-10-28 01:15:47,355 INFO L226 Difference]: Without dead ends: 6857 [2020-10-28 01:15:47,391 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=123, Invalid=297, Unknown=0, NotChecked=0, Total=420 [2020-10-28 01:15:47,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6857 states. [2020-10-28 01:15:48,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6857 to 4830. [2020-10-28 01:15:48,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4830 states. [2020-10-28 01:15:48,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4830 states to 4830 states and 7578 transitions. [2020-10-28 01:15:48,266 INFO L78 Accepts]: Start accepts. Automaton has 4830 states and 7578 transitions. Word has length 197 [2020-10-28 01:15:48,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:15:48,266 INFO L481 AbstractCegarLoop]: Abstraction has 4830 states and 7578 transitions. [2020-10-28 01:15:48,267 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:15:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 4830 states and 7578 transitions. [2020-10-28 01:15:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-28 01:15:48,270 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:15:48,270 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] [2020-10-28 01:15:48,270 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 01:15:48,271 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:15:48,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:15:48,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1517529438, now seen corresponding path program 1 times [2020-10-28 01:15:48,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:15:48,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [773966494] [2020-10-28 01:15:48,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:15:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:15:48,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:15:48,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking...