/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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.13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 20:00:31,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 20:00:31,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 20:00:31,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 20:00:31,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 20:00:31,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 20:00:31,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 20:00:31,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 20:00:31,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 20:00:31,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 20:00:31,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 20:00:31,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 20:00:31,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 20:00:31,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 20:00:31,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 20:00:31,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 20:00:31,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 20:00:31,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 20:00:31,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 20:00:31,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 20:00:31,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 20:00:31,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 20:00:31,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 20:00:31,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 20:00:31,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 20:00:31,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 20:00:31,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 20:00:31,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 20:00:31,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 20:00:31,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 20:00:31,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 20:00:31,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 20:00:31,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 20:00:31,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 20:00:31,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 20:00:31,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 20:00:31,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 20:00:31,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 20:00:31,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 20:00:31,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 20:00:31,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 20:00:31,911 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 20:00:31,939 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 20:00:31,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 20:00:31,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 20:00:31,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 20:00:31,941 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 20:00:31,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 20:00:31,942 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 20:00:31,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 20:00:31,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 20:00:31,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 20:00:31,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 20:00:31,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 20:00:31,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 20:00:31,943 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 20:00:31,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 20:00:31,944 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 20:00:31,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 20:00:31,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 20:00:31,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 20:00:31,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 20:00:31,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 20:00:31,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 20:00:31,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 20:00:31,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 20:00:31,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 20:00:31,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 20:00:31,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 20:00:31,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 20:00:31,946 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 20:00:31,947 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 20:00:32,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 20:00:32,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 20:00:32,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 20:00:32,337 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 20:00:32,338 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 20:00:32,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.13.cil.c [2020-10-28 20:00:32,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cab2532d7/0b3a3d47f68641d1ba5be9fb2c4cbb33/FLAG47623d580 [2020-10-28 20:00:33,141 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 20:00:33,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.13.cil.c [2020-10-28 20:00:33,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cab2532d7/0b3a3d47f68641d1ba5be9fb2c4cbb33/FLAG47623d580 [2020-10-28 20:00:33,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cab2532d7/0b3a3d47f68641d1ba5be9fb2c4cbb33 [2020-10-28 20:00:33,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 20:00:33,415 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 20:00:33,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 20:00:33,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 20:00:33,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 20:00:33,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:00:33" (1/1) ... [2020-10-28 20:00:33,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45eeeb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:33, skipping insertion in model container [2020-10-28 20:00:33,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:00:33" (1/1) ... [2020-10-28 20:00:33,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 20:00:33,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 20:00:33,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 20:00:33,894 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 20:00:33,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 20:00:34,025 INFO L208 MainTranslator]: Completed translation [2020-10-28 20:00:34,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34 WrapperNode [2020-10-28 20:00:34,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 20:00:34,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 20:00:34,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 20:00:34,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 20:00:34,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34" (1/1) ... [2020-10-28 20:00:34,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34" (1/1) ... [2020-10-28 20:00:34,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34" (1/1) ... [2020-10-28 20:00:34,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34" (1/1) ... [2020-10-28 20:00:34,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34" (1/1) ... [2020-10-28 20:00:34,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34" (1/1) ... [2020-10-28 20:00:34,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34" (1/1) ... [2020-10-28 20:00:34,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 20:00:34,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 20:00:34,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 20:00:34,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 20:00:34,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34" (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 20:00:34,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 20:00:34,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 20:00:34,274 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 20:00:34,274 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-28 20:00:34,274 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-28 20:00:34,275 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-28 20:00:34,276 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-28 20:00:34,276 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-28 20:00:34,276 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-28 20:00:34,276 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-28 20:00:34,277 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-28 20:00:34,277 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-28 20:00:34,277 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-28 20:00:34,277 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-28 20:00:34,278 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-28 20:00:34,278 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-28 20:00:34,279 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-28 20:00:34,279 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-10-28 20:00:34,279 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-28 20:00:34,279 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-28 20:00:34,279 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-28 20:00:34,279 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-28 20:00:34,279 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-28 20:00:34,280 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-28 20:00:34,280 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-28 20:00:34,280 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-28 20:00:34,280 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-28 20:00:34,280 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-28 20:00:34,280 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-28 20:00:34,280 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-28 20:00:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-28 20:00:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-10-28 20:00:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-28 20:00:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-28 20:00:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-28 20:00:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-28 20:00:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-28 20:00:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-28 20:00:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-28 20:00:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-28 20:00:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-28 20:00:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-28 20:00:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-28 20:00:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-28 20:00:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-28 20:00:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 20:00:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 20:00:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 20:00:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 20:00:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 20:00:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 20:00:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-28 20:00:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-28 20:00:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-28 20:00:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-28 20:00:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-28 20:00:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-28 20:00:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-28 20:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-28 20:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-28 20:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-28 20:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-28 20:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-28 20:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-28 20:00:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-28 20:00:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-10-28 20:00:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-28 20:00:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-28 20:00:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-28 20:00:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-28 20:00:34,288 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-28 20:00:34,288 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-28 20:00:34,289 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-28 20:00:34,290 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-28 20:00:34,290 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-28 20:00:34,290 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-28 20:00:34,290 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-28 20:00:34,290 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-28 20:00:34,291 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-28 20:00:34,291 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-28 20:00:34,291 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-10-28 20:00:34,291 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-28 20:00:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-28 20:00:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-28 20:00:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-28 20:00:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-28 20:00:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-28 20:00:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-28 20:00:34,293 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-28 20:00:34,293 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-28 20:00:34,293 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-28 20:00:34,293 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-28 20:00:34,293 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-28 20:00:34,293 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 20:00:34,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 20:00:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 20:00:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 20:00:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 20:00:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 20:00:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 20:00:35,490 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 20:00:35,491 INFO L298 CfgBuilder]: Removed 17 assume(true) statements. [2020-10-28 20:00:35,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:00:35 BoogieIcfgContainer [2020-10-28 20:00:35,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 20:00:35,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 20:00:35,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 20:00:35,504 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 20:00:35,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:00:33" (1/3) ... [2020-10-28 20:00:35,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@222654f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:00:35, skipping insertion in model container [2020-10-28 20:00:35,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:00:34" (2/3) ... [2020-10-28 20:00:35,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@222654f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:00:35, skipping insertion in model container [2020-10-28 20:00:35,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:00:35" (3/3) ... [2020-10-28 20:00:35,508 INFO L111 eAbstractionObserver]: Analyzing ICFG transmitter.13.cil.c [2020-10-28 20:00:35,520 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 20:00:35,526 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 20:00:35,540 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 20:00:35,574 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 20:00:35,574 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 20:00:35,574 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 20:00:35,574 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 20:00:35,574 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 20:00:35,574 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 20:00:35,575 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 20:00:35,575 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 20:00:35,601 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states. [2020-10-28 20:00:35,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:00:35,630 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:00:35,631 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:00:35,631 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:00:35,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:00:35,638 INFO L82 PathProgramCache]: Analyzing trace with hash -256708489, now seen corresponding path program 1 times [2020-10-28 20:00:35,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:00:35,648 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [65962252] [2020-10-28 20:00:35,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:00:36,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:36,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:36,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:36,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:36,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:36,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:37,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:38,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:41,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:41,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:00:41,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:00:41,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-28 20:00:41,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:41,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:41,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:00:41,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 20:00:41,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 20:00:41,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 20:00:41,670 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:00:41,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:00:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:41,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:41,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:41,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:00:41,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:41,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 20:00:41,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:41,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:41,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:41,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:41,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:00:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:41,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:41,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:41,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:00:41,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:41,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:00:41,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:41,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:41,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:00:41,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:41,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:00:41,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:00:41,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:00:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:41,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:41,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:41,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:00:41,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:41,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 20:00:41,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:41,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:00:41,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:41,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:00:41,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:00:41,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:00:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:41,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:41,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:41,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:00:41,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:41,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 20:00:41,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:41,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:41,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:00:41,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-28 20:00:41,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 20:00:41,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:42,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:00:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:42,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:42,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:42,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:00:42,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:42,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 20:00:42,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:42,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:42,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:42,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:00:42,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:42,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:00:42,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:00:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:42,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:42,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:42,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:42,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:42,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:00:47,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 20:00:47,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 20:00:47,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:00:47,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:00:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 20:00:47,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:00:47,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:00:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 20:00:47,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:00:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-28 20:00:47,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:00:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:00:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 20:00:47,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:00:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:00:47,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:00:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:00:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:00:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:00:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:00:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:00:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 20:00:47,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:00:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:00:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:00:47,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:00:47,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:00:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:00:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:00:47,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 20:00:47,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:00:47,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:00:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:47,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:47,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:00:47,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:00:47,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:00:47,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 20:00:47,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:00:47,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:00:47,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:00:47,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:00:47,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:00:47,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:00:47,481 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 20:00:47,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [65962252] [2020-10-28 20:00:47,484 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:00:47,484 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 20:00:47,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325164088] [2020-10-28 20:00:47,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 20:00:47,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:00:47,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 20:00:47,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 20:00:47,510 INFO L87 Difference]: Start difference. First operand 503 states. Second operand 8 states. [2020-10-28 20:00:47,959 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-28 20:00:48,135 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 20:00:48,524 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:00:48,713 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:00:56,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:00:56,896 INFO L93 Difference]: Finished difference Result 1302 states and 2138 transitions. [2020-10-28 20:00:56,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 20:00:56,898 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 256 [2020-10-28 20:00:56,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:00:56,922 INFO L225 Difference]: With dead ends: 1302 [2020-10-28 20:00:56,923 INFO L226 Difference]: Without dead ends: 809 [2020-10-28 20:00:56,932 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-28 20:00:56,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2020-10-28 20:00:57,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 491. [2020-10-28 20:00:57,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 491 states. [2020-10-28 20:00:57,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 719 transitions. [2020-10-28 20:00:57,157 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 719 transitions. Word has length 256 [2020-10-28 20:00:57,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:00:57,158 INFO L481 AbstractCegarLoop]: Abstraction has 491 states and 719 transitions. [2020-10-28 20:00:57,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 20:00:57,158 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 719 transitions. [2020-10-28 20:00:57,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:00:57,166 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:00:57,167 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:00:57,167 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 20:00:57,167 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:00:57,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:00:57,168 INFO L82 PathProgramCache]: Analyzing trace with hash -595211659, now seen corresponding path program 1 times [2020-10-28 20:00:57,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:00:57,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [795006379] [2020-10-28 20:00:57,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:00:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:00:57,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:57,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:57,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:57,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:57,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:00:58,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:02,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:02,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:01:02,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:01:02,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 20:01:02,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:02,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:02,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:01:02,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:01:02,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 20:01:02,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:02,654 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:01:02,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:01:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:02,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:02,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:02,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:01:02,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:02,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 20:01:02,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:02,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:02,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:01:02,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:02,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:01:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:02,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:02,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:02,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:01:02,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:02,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 20:01:02,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:02,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:02,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:02,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:02,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:01:02,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:02,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:01:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:02,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:02,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:02,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:01:02,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:02,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:02,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:02,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:02,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:01:02,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:02,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:01:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:02,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:02,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:02,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:01:02,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:02,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:01:02,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:02,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:02,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:02,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:02,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:01:02,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:02,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:01:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:02,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:02,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:02,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:01:02,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:02,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 20:01:02,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:02,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:02,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:01:02,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:01:02,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:01:02,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:02,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:01:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:03,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:03,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:03,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:03,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:03,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:01:08,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 20:01:08,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 20:01:08,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:01:08,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:01:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:01:08,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:01:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:01:08,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:01:08,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:01:08,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:01:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 20:01:08,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:01:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:01:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:01:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:01:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:01:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:01:08,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:01:08,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:01:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:01:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:01:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:01:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:08,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:08,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:01:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:01:08,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 20:01:08,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:01:08,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:01:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:08,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:08,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:08,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:01:08,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:08,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:08,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:08,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:08,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:08,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:01:08,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:08,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:08,267 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 20:01:08,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [795006379] [2020-10-28 20:01:08,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:01:08,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 20:01:08,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60669137] [2020-10-28 20:01:08,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 20:01:08,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:01:08,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 20:01:08,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 20:01:08,274 INFO L87 Difference]: Start difference. First operand 491 states and 719 transitions. Second operand 8 states. [2020-10-28 20:01:08,671 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:01:08,827 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:01:09,032 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:01:14,784 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 20:01:19,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:01:19,555 INFO L93 Difference]: Finished difference Result 2018 states and 3150 transitions. [2020-10-28 20:01:19,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 20:01:19,558 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 256 [2020-10-28 20:01:19,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:01:19,572 INFO L225 Difference]: With dead ends: 2018 [2020-10-28 20:01:19,573 INFO L226 Difference]: Without dead ends: 1558 [2020-10-28 20:01:19,577 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-28 20:01:19,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1558 states. [2020-10-28 20:01:19,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1558 to 966. [2020-10-28 20:01:19,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:01:19,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1429 transitions. [2020-10-28 20:01:19,832 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1429 transitions. Word has length 256 [2020-10-28 20:01:19,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:01:19,832 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1429 transitions. [2020-10-28 20:01:19,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 20:01:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1429 transitions. [2020-10-28 20:01:19,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:01:19,837 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:01:19,837 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:01:19,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 20:01:19,838 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:01:19,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:01:19,839 INFO L82 PathProgramCache]: Analyzing trace with hash 645469144, now seen corresponding path program 1 times [2020-10-28 20:01:19,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:01:19,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1008968013] [2020-10-28 20:01:19,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:01:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:19,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:19,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:20,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:20,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:20,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:20,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:22,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:24,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:24,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:01:24,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:01:24,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 20:01:24,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:24,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:24,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:01:24,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:01:24,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-28 20:01:24,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:25,270 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:01:25,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:01:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:25,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:25,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:01:25,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:25,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 20:01:25,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:25,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:25,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:25,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:01:25,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:01:25,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:01:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:25,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:25,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:01:25,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:25,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:01:25,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:25,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:25,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:25,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:25,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:01:25,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:25,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:01:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:25,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:25,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:01:25,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:25,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:25,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:25,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:25,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:25,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:25,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:01:25,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:01:25,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:01:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:25,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:25,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:01:25,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:25,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 20:01:25,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:25,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:25,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:25,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:25,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:01:25,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:25,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:01:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:25,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:25,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:01:25,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:25,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 20:01:25,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:25,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:25,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:01:25,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:01:25,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:01:25,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:25,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:01:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:25,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:25,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:01:30,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:01:30,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 20:01:30,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:01:30,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:01:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:01:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:01:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:01:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:01:30,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:01:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:01:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:01:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:01:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:01:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:01:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:01:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:01:30,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:01:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:01:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:01:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:30,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:01:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:01:30,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:01:30,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:01:30,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:01:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:30,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:30,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:30,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:01:30,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:30,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:30,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:30,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:30,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:30,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:01:30,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:30,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:30,973 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 20:01:30,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1008968013] [2020-10-28 20:01:30,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:01:30,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 20:01:30,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154689256] [2020-10-28 20:01:30,975 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 20:01:30,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:01:30,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 20:01:30,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 20:01:30,976 INFO L87 Difference]: Start difference. First operand 966 states and 1429 transitions. Second operand 9 states. [2020-10-28 20:01:31,289 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:01:31,417 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:01:39,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:01:39,238 INFO L93 Difference]: Finished difference Result 2457 states and 3751 transitions. [2020-10-28 20:01:39,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 20:01:39,239 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 20:01:39,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:01:39,249 INFO L225 Difference]: With dead ends: 2457 [2020-10-28 20:01:39,249 INFO L226 Difference]: Without dead ends: 1522 [2020-10-28 20:01:39,253 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-10-28 20:01:39,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1522 states. [2020-10-28 20:01:39,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1522 to 966. [2020-10-28 20:01:39,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:01:39,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1422 transitions. [2020-10-28 20:01:39,458 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1422 transitions. Word has length 256 [2020-10-28 20:01:39,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:01:39,458 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1422 transitions. [2020-10-28 20:01:39,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 20:01:39,459 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1422 transitions. [2020-10-28 20:01:39,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:01:39,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:01:39,463 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:01:39,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 20:01:39,463 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:01:39,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:01:39,464 INFO L82 PathProgramCache]: Analyzing trace with hash -381388204, now seen corresponding path program 1 times [2020-10-28 20:01:39,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:01:39,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [971474491] [2020-10-28 20:01:39,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:01:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:39,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:39,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:39,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:39,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:39,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:39,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:42,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:44,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:44,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:01:44,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:01:44,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 20:01:44,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:44,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:44,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:01:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:01:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 20:01:44,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:44,867 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:01:44,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:01:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:44,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:44,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:44,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:01:44,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:44,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 20:01:44,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:44,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:44,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:44,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:44,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:01:44,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:44,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:01:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:44,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:44,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:44,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:01:44,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:44,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 20:01:44,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:44,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:44,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:44,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:44,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:01:44,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:44,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:01:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:44,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:44,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:44,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:01:44,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:44,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:44,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:44,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:44,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:44,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:44,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:01:44,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:45,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:01:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:45,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:45,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:45,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:01:45,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:45,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:01:45,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:45,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:45,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:01:45,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:45,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:01:45,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:45,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:01:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:45,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:45,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:45,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:01:45,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:45,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 20:01:45,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:45,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:45,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:01:45,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:01:45,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:01:45,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:45,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:01:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:45,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:45,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:45,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:45,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:45,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:45,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:01:50,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:01:50,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 20:01:50,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:01:50,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:01:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:01:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:01:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:01:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:01:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:01:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:01:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:01:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:01:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:01:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:01:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:01:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:01:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:01:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:01:50,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:01:50,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:01:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:01:50,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:01:50,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:01:50,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:01:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:50,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:50,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:01:50,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:01:50,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:01:50,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:01:50,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:01:50,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:01:50,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:01:50,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:01:50,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:01:50,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:01:50,353 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 20:01:50,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [971474491] [2020-10-28 20:01:50,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:01:50,354 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 20:01:50,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569791114] [2020-10-28 20:01:50,354 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 20:01:50,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:01:50,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 20:01:50,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 20:01:50,355 INFO L87 Difference]: Start difference. First operand 966 states and 1422 transitions. Second operand 9 states. [2020-10-28 20:01:50,721 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:01:50,862 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:01:51,055 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:01:58,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:01:58,980 INFO L93 Difference]: Finished difference Result 2454 states and 3730 transitions. [2020-10-28 20:01:58,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 20:01:58,985 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 20:01:58,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:01:58,996 INFO L225 Difference]: With dead ends: 2454 [2020-10-28 20:01:58,996 INFO L226 Difference]: Without dead ends: 1519 [2020-10-28 20:01:59,000 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-10-28 20:01:59,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2020-10-28 20:01:59,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 966. [2020-10-28 20:01:59,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:01:59,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1415 transitions. [2020-10-28 20:01:59,213 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1415 transitions. Word has length 256 [2020-10-28 20:01:59,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:01:59,214 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1415 transitions. [2020-10-28 20:01:59,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 20:01:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1415 transitions. [2020-10-28 20:01:59,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:01:59,218 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:01:59,218 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:01:59,218 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 20:01:59,219 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:01:59,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:01:59,219 INFO L82 PathProgramCache]: Analyzing trace with hash -1938533288, now seen corresponding path program 1 times [2020-10-28 20:01:59,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:01:59,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1422720288] [2020-10-28 20:01:59,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:01:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:01:59,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:59,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:59,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:59,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:59,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:01:59,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:01,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:04,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:02:04,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:02:04,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 20:02:04,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:04,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:02:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:02:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 20:02:04,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:04,617 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:02:04,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:02:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:04,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:04,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:02:04,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:04,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 20:02:04,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:04,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:04,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:04,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:04,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:02:04,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:04,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:02:04,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:04,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:04,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:02:04,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:04,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 20:02:04,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:04,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:04,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:04,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:04,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:02:04,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:04,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:02:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:04,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:04,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:02:04,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:04,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:04,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:04,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:04,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:04,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:04,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:02:04,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:04,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:02:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:04,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:04,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:02:04,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:04,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:02:04,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:04,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:04,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:04,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:04,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:02:04,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:04,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:02:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:04,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:04,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:02:04,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:04,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 20:02:04,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:04,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:04,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:02:04,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:02:04,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:02:04,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:04,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:02:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:04,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:04,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:05,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:02:09,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:02:09,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 20:02:09,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:02:09,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:02:09,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:09,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:02:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:09,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:02:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:09,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:02:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:09,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:02:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:09,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:02:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:09,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:02:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:09,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:02:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:09,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:02:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:09,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:02:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:09,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:02:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:09,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:02:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:09,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:02:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:09,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:02:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:09,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:09,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:09,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:09,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:09,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:09,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:09,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:09,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:09,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:09,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:09,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:02:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:09,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:10,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:10,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:02:10,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:10,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:02:10,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:10,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:10,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:10,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:02:10,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:10,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:10,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:02:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:10,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:10,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:10,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:02:10,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:10,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:10,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:10,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:10,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:10,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:02:10,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:10,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:10,070 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 20:02:10,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1422720288] [2020-10-28 20:02:10,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:02:10,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 20:02:10,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510460693] [2020-10-28 20:02:10,072 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 20:02:10,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:02:10,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 20:02:10,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-28 20:02:10,073 INFO L87 Difference]: Start difference. First operand 966 states and 1415 transitions. Second operand 9 states. [2020-10-28 20:02:10,442 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:02:10,588 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:02:10,794 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:02:18,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:02:18,382 INFO L93 Difference]: Finished difference Result 2451 states and 3709 transitions. [2020-10-28 20:02:18,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 20:02:18,383 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 20:02:18,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:02:18,393 INFO L225 Difference]: With dead ends: 2451 [2020-10-28 20:02:18,393 INFO L226 Difference]: Without dead ends: 1516 [2020-10-28 20:02:18,397 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-10-28 20:02:18,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1516 states. [2020-10-28 20:02:18,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1516 to 966. [2020-10-28 20:02:18,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:02:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1408 transitions. [2020-10-28 20:02:18,603 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1408 transitions. Word has length 256 [2020-10-28 20:02:18,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:02:18,604 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1408 transitions. [2020-10-28 20:02:18,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 20:02:18,604 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1408 transitions. [2020-10-28 20:02:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:02:18,608 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:02:18,609 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:02:18,609 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 20:02:18,609 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:02:18,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:02:18,610 INFO L82 PathProgramCache]: Analyzing trace with hash 782182868, now seen corresponding path program 1 times [2020-10-28 20:02:18,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:02:18,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1175627705] [2020-10-28 20:02:18,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:02:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:18,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:18,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:18,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:18,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:18,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:18,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:21,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:23,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:23,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:02:23,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:02:23,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-28 20:02:23,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:23,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:23,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:02:23,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:02:23,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 20:02:23,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:24,026 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:02:24,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:02:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:24,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:24,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:02:24,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:24,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 20:02:24,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:24,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:24,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:24,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:24,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:02:24,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:24,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:02:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:24,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:24,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:02:24,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:24,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 20:02:24,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:24,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:24,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:24,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:24,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:02:24,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:24,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:02:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:24,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:24,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:02:24,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:24,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:24,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:24,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:24,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:24,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:24,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:02:24,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:24,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:02:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:24,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:24,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:02:24,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:24,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:02:24,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:24,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:24,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:24,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:24,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:02:24,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:24,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:02:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:24,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:24,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:02:24,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:24,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 20:02:24,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:24,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:24,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:02:24,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:02:24,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:02:24,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:24,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:02:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:24,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:24,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:02:29,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:02:29,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 20:02:29,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:02:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:02:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:29,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:02:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:29,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:02:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:29,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:02:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:29,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:02:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:29,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:02:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:29,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:02:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:29,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:02:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:29,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:02:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:29,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:02:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:29,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:02:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:29,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:02:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:29,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:02:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:29,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:02:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:29,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:29,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:29,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:02:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:02:29,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:02:29,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:02:29,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:02:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:29,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:29,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:29,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:02:29,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:29,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:29,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:29,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:29,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:29,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:02:29,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:29,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:29,501 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 20:02:29,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1175627705] [2020-10-28 20:02:29,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:02:29,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 20:02:29,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603943632] [2020-10-28 20:02:29,503 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 20:02:29,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:02:29,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 20:02:29,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 20:02:29,504 INFO L87 Difference]: Start difference. First operand 966 states and 1408 transitions. Second operand 9 states. [2020-10-28 20:02:29,886 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:02:30,027 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:02:30,217 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:02:37,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:02:37,710 INFO L93 Difference]: Finished difference Result 2448 states and 3688 transitions. [2020-10-28 20:02:37,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 20:02:37,711 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 20:02:37,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:02:37,720 INFO L225 Difference]: With dead ends: 2448 [2020-10-28 20:02:37,720 INFO L226 Difference]: Without dead ends: 1513 [2020-10-28 20:02:37,724 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-10-28 20:02:37,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1513 states. [2020-10-28 20:02:37,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1513 to 966. [2020-10-28 20:02:37,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:02:37,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1401 transitions. [2020-10-28 20:02:37,942 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1401 transitions. Word has length 256 [2020-10-28 20:02:37,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:02:37,943 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1401 transitions. [2020-10-28 20:02:37,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 20:02:37,943 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1401 transitions. [2020-10-28 20:02:37,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:02:37,947 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:02:37,947 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:02:37,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 20:02:37,948 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:02:37,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:02:37,948 INFO L82 PathProgramCache]: Analyzing trace with hash -515525416, now seen corresponding path program 1 times [2020-10-28 20:02:37,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:02:37,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1379458863] [2020-10-28 20:02:37,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:02:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:38,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:38,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:38,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:38,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:38,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:38,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:40,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:42,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:42,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:02:42,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:02:42,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 20:02:42,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:42,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:42,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:02:42,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:02:42,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-28 20:02:42,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:43,355 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:02:43,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:02:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:43,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:43,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:02:43,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:43,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 20:02:43,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:43,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:43,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:43,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:43,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:02:43,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:43,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:02:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:43,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:43,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:02:43,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:43,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 20:02:43,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:43,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:43,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:43,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:43,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:02:43,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:43,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:02:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:43,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:43,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:02:43,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:43,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:43,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:43,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:43,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:43,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:43,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:02:43,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:43,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:02:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:43,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:43,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:02:43,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:43,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:02:43,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:43,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:02:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:02:43,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:43,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:02:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:43,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:43,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:02:43,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:43,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 20:02:43,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:43,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:43,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:02:43,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:02:43,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:02:43,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:43,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:02:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:43,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:43,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:02:48,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:02:48,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 20:02:48,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:02:48,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:02:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:48,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:02:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:48,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:02:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:48,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:02:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:48,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:02:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:48,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:02:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:48,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:02:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:48,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:02:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:48,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:02:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:48,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:02:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:02:48,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:02:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:48,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:02:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:48,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:02:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:48,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:02:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:02:48,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:48,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:02:48,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:02:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:02:48,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:02:48,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:02:48,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:02:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:48,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:48,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:02:48,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:02:48,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:02:48,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:02:48,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:02:48,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:02:48,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:02:48,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:02:48,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:02:48,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:02:48,777 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 20:02:48,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1379458863] [2020-10-28 20:02:48,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:02:48,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 20:02:48,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548898075] [2020-10-28 20:02:48,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 20:02:48,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:02:48,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 20:02:48,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 20:02:48,780 INFO L87 Difference]: Start difference. First operand 966 states and 1401 transitions. Second operand 9 states. [2020-10-28 20:02:49,138 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:02:49,280 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:02:49,469 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:02:56,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:02:56,951 INFO L93 Difference]: Finished difference Result 2445 states and 3667 transitions. [2020-10-28 20:02:56,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 20:02:56,951 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 20:02:56,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:02:56,960 INFO L225 Difference]: With dead ends: 2445 [2020-10-28 20:02:56,960 INFO L226 Difference]: Without dead ends: 1510 [2020-10-28 20:02:56,964 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-10-28 20:02:56,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1510 states. [2020-10-28 20:02:57,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1510 to 966. [2020-10-28 20:02:57,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:02:57,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1394 transitions. [2020-10-28 20:02:57,196 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1394 transitions. Word has length 256 [2020-10-28 20:02:57,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:02:57,197 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1394 transitions. [2020-10-28 20:02:57,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 20:02:57,197 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1394 transitions. [2020-10-28 20:02:57,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:02:57,201 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:02:57,201 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:02:57,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 20:02:57,202 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:02:57,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:02:57,202 INFO L82 PathProgramCache]: Analyzing trace with hash 671451926, now seen corresponding path program 1 times [2020-10-28 20:02:57,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:02:57,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1654355703] [2020-10-28 20:02:57,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:02:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:02:57,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:57,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:57,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:57,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:57,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:57,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:02:59,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:02,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:03:02,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:03:02,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-28 20:03:02,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:02,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:02,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:03:02,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:03:02,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 20:03:02,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:02,609 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:03:02,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:03:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:02,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:02,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:03:02,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:02,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 20:03:02,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:02,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:02,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:02,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:02,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:03:02,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:02,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:03:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:02,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:02,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:03:02,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:02,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 20:03:02,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:02,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:02,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:02,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:02,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:03:02,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:02,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:03:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:02,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:02,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:03:02,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:02,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:02,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:02,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:02,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:02,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:02,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:03:02,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:02,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:03:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:02,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:02,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:03:02,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:02,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:03:02,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:02,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:02,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:02,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:02,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:03:02,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:02,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:03:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:02,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:02,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:03:02,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:02,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 20:03:02,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:02,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:03:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:03:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:03:02,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:02,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:03:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:02,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:02,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:03,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:03:07,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:03:07,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 20:03:07,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:03:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:03:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:07,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:03:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:07,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:03:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:07,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:03:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:07,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:03:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:07,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:03:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 20:03:07,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:03:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:07,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:03:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:07,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:03:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:07,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:03:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:07,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:03:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:07,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:03:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:07,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:03:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:07,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:03:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:07,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:07,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:07,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:03:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:03:07,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:03:07,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:03:07,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:07,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:03:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:07,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:07,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:07,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:03:07,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:07,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:07,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:07,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:07,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:07,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:03:07,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:07,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:08,052 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 20:03:08,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1654355703] [2020-10-28 20:03:08,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:03:08,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 20:03:08,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774333561] [2020-10-28 20:03:08,054 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 20:03:08,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:03:08,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 20:03:08,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-28 20:03:08,055 INFO L87 Difference]: Start difference. First operand 966 states and 1394 transitions. Second operand 9 states. [2020-10-28 20:03:08,406 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:03:08,548 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:03:08,749 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:03:14,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:03:14,791 INFO L93 Difference]: Finished difference Result 2442 states and 3646 transitions. [2020-10-28 20:03:14,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 20:03:14,792 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 20:03:14,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:03:14,800 INFO L225 Difference]: With dead ends: 2442 [2020-10-28 20:03:14,801 INFO L226 Difference]: Without dead ends: 1507 [2020-10-28 20:03:14,804 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-10-28 20:03:14,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2020-10-28 20:03:15,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 966. [2020-10-28 20:03:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:03:15,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1387 transitions. [2020-10-28 20:03:15,046 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1387 transitions. Word has length 256 [2020-10-28 20:03:15,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:03:15,046 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1387 transitions. [2020-10-28 20:03:15,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 20:03:15,046 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1387 transitions. [2020-10-28 20:03:15,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:03:15,049 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:03:15,049 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:03:15,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 20:03:15,049 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:03:15,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:03:15,050 INFO L82 PathProgramCache]: Analyzing trace with hash 169543450, now seen corresponding path program 1 times [2020-10-28 20:03:15,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:03:15,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1793581734] [2020-10-28 20:03:15,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:03:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:15,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:15,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:15,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:15,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:15,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:15,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:17,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:20,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:03:20,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:03:20,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 20:03:20,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:20,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:20,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:03:20,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:03:20,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-28 20:03:20,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:20,440 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:03:20,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:03:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:20,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:20,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:03:20,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:20,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 20:03:20,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:20,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:20,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:20,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:20,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:03:20,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:20,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:03:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:20,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:20,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:03:20,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:20,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 20:03:20,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:20,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:20,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:20,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:20,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:03:20,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:20,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:03:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:20,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:20,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:03:20,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:20,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:20,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:20,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:03:20,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:20,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:03:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:20,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:20,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:03:20,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:20,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:03:20,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:20,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:20,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:20,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:20,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:03:20,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:20,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:03:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:20,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:20,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:03:20,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:20,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 20:03:20,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:20,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:20,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:03:20,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:03:20,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:03:20,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:20,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:03:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:20,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:20,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:03:25,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:03:25,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 20:03:25,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:03:25,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:03:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:25,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:03:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:25,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:03:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:25,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:03:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:25,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:03:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:25,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:03:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:25,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:03:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:25,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:03:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:25,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:03:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:25,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:03:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:25,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:03:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:25,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:03:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:25,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:03:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:25,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:03:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:25,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:25,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:25,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:03:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:03:25,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 20:03:25,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:03:25,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:03:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:25,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:25,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:25,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:03:25,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:25,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:25,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:25,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:25,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:25,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:03:25,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:25,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:25,912 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 20:03:25,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1793581734] [2020-10-28 20:03:25,913 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:03:25,913 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 20:03:25,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292311716] [2020-10-28 20:03:25,914 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 20:03:25,914 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:03:25,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 20:03:25,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 20:03:25,915 INFO L87 Difference]: Start difference. First operand 966 states and 1387 transitions. Second operand 9 states. [2020-10-28 20:03:26,267 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:03:26,415 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:03:26,615 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:03:32,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:03:32,631 INFO L93 Difference]: Finished difference Result 2442 states and 3631 transitions. [2020-10-28 20:03:32,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 20:03:32,632 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 20:03:32,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:03:32,640 INFO L225 Difference]: With dead ends: 2442 [2020-10-28 20:03:32,640 INFO L226 Difference]: Without dead ends: 1507 [2020-10-28 20:03:32,643 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-10-28 20:03:32,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2020-10-28 20:03:32,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 966. [2020-10-28 20:03:32,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:03:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1380 transitions. [2020-10-28 20:03:32,907 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1380 transitions. Word has length 256 [2020-10-28 20:03:32,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:03:32,908 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1380 transitions. [2020-10-28 20:03:32,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 20:03:32,908 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1380 transitions. [2020-10-28 20:03:32,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:03:32,910 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:03:32,910 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:03:32,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 20:03:32,910 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:03:32,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:03:32,911 INFO L82 PathProgramCache]: Analyzing trace with hash 1554494494, now seen corresponding path program 1 times [2020-10-28 20:03:32,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:03:32,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1030931922] [2020-10-28 20:03:32,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:03:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:32,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:32,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:33,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:33,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:33,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:33,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:35,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:37,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:37,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:03:37,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:03:37,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 20:03:37,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:37,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:37,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:03:37,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:03:37,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 20:03:37,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:38,309 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:03:38,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:03:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:38,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:38,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:03:38,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:38,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 20:03:38,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:38,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:38,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:38,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:38,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:03:38,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:38,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:03:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:38,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:38,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:03:38,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:38,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 20:03:38,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:38,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:38,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:38,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:38,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:03:38,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:38,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:03:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:38,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:38,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:03:38,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:38,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:38,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:38,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:38,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:38,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:38,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:03:38,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:38,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:03:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:38,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:38,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:03:38,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:38,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:03:38,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:38,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:38,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:38,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:38,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:03:38,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:38,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:03:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:38,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:38,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:03:38,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:38,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 20:03:38,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:38,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:38,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:03:38,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:03:38,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:03:38,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:38,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:03:38,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:38,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:38,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:03:43,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:03:43,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 20:03:43,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:03:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:03:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:03:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:03:43,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:03:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:03:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:43,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:03:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:03:43,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:03:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:03:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:03:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:03:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:03:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:03:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:03:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:03:43,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:03:43,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:43,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:03:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:03:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:43,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:43,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:43,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:03:43,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:43,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:43,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:43,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:43,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:03:43,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:03:43,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:03:43,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:43,721 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 20:03:43,721 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1030931922] [2020-10-28 20:03:43,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:03:43,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 20:03:43,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302457537] [2020-10-28 20:03:43,722 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 20:03:43,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:03:43,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 20:03:43,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 20:03:43,723 INFO L87 Difference]: Start difference. First operand 966 states and 1380 transitions. Second operand 9 states. [2020-10-28 20:03:44,077 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:03:44,221 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:03:44,418 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:03:50,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:03:50,416 INFO L93 Difference]: Finished difference Result 2442 states and 3613 transitions. [2020-10-28 20:03:50,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 20:03:50,416 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 20:03:50,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:03:50,425 INFO L225 Difference]: With dead ends: 2442 [2020-10-28 20:03:50,425 INFO L226 Difference]: Without dead ends: 1507 [2020-10-28 20:03:50,428 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-10-28 20:03:50,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2020-10-28 20:03:50,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 966. [2020-10-28 20:03:50,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:03:50,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1373 transitions. [2020-10-28 20:03:50,635 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1373 transitions. Word has length 256 [2020-10-28 20:03:50,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:03:50,636 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1373 transitions. [2020-10-28 20:03:50,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 20:03:50,636 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1373 transitions. [2020-10-28 20:03:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:03:50,638 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:03:50,638 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:03:50,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 20:03:50,639 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:03:50,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:03:50,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1460623002, now seen corresponding path program 1 times [2020-10-28 20:03:50,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:03:50,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [974363040] [2020-10-28 20:03:50,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:03:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:50,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:50,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:50,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:50,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:50,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:50,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:52,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:55,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:55,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:03:55,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:03:55,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 20:03:55,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:55,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:55,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:03:55,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:03:55,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-28 20:03:55,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:56,023 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:03:56,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:03:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:56,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:56,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:03:56,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:56,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 20:03:56,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:56,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:56,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:56,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:56,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:03:56,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:56,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:03:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:56,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:56,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:03:56,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:56,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 20:03:56,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:56,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:56,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:56,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:56,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:03:56,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:56,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:03:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:56,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:56,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:03:56,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:56,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:03:56,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:56,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:56,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:56,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:56,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:03:56,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:56,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:03:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:56,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:56,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:03:56,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:56,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:03:56,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:56,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:56,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:03:56,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:03:56,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:03:56,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:56,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:03:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:56,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:03:56,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:03:56,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:03:56,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 20:03:56,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:03:56,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:03:56,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:03:56,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:03:56,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:03:56,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:03:56,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:03:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:03:56,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:03:56,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:04:01,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:04:01,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 20:04:01,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-28 20:04:01,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:04:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:01,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:04:01,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:04:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:04:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:04:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:04:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:04:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:04:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:04:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:04:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:04:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:04:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:04:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 20:04:01,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:04:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:01,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:01,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:01,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:04:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:04:01,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 20:04:01,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:04:01,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:04:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:01,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:01,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:01,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:04:01,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:01,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:01,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:01,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:01,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:01,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:04:01,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:01,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:01,439 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 20:04:01,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [974363040] [2020-10-28 20:04:01,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:04:01,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 20:04:01,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904279295] [2020-10-28 20:04:01,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 20:04:01,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:04:01,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 20:04:01,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 20:04:01,441 INFO L87 Difference]: Start difference. First operand 966 states and 1373 transitions. Second operand 9 states. [2020-10-28 20:04:01,795 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:04:01,937 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:04:02,137 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:04:08,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:04:08,060 INFO L93 Difference]: Finished difference Result 2442 states and 3595 transitions. [2020-10-28 20:04:08,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 20:04:08,060 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-28 20:04:08,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:04:08,068 INFO L225 Difference]: With dead ends: 2442 [2020-10-28 20:04:08,068 INFO L226 Difference]: Without dead ends: 1507 [2020-10-28 20:04:08,071 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-10-28 20:04:08,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2020-10-28 20:04:08,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 966. [2020-10-28 20:04:08,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2020-10-28 20:04:08,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1366 transitions. [2020-10-28 20:04:08,271 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1366 transitions. Word has length 256 [2020-10-28 20:04:08,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:04:08,271 INFO L481 AbstractCegarLoop]: Abstraction has 966 states and 1366 transitions. [2020-10-28 20:04:08,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 20:04:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1366 transitions. [2020-10-28 20:04:08,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-28 20:04:08,273 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:04:08,274 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 20:04:08,274 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 20:04:08,274 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:04:08,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:04:08,275 INFO L82 PathProgramCache]: Analyzing trace with hash -2144635746, now seen corresponding path program 1 times [2020-10-28 20:04:08,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:04:08,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [833670636] [2020-10-28 20:04:08,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:04:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:08,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:08,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:08,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:08,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:08,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:08,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:10,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:13,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-28 20:04:13,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 20:04:13,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 20:04:13,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:13,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:13,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 20:04:13,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:04:13,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-28 20:04:13,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:13,657 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-28 20:04:13,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:04:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:13,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:13,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:04:13,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:13,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 20:04:13,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:13,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:13,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:04:13,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:13,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:04:13,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:13,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:04:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:13,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:13,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:04:13,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:13,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 20:04:13,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:13,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:13,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:04:13,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:13,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:04:13,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:13,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 20:04:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:13,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:13,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:04:13,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:13,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:13,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:13,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:13,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:04:13,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:13,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:04:13,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:13,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 20:04:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:13,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:13,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 20:04:13,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:13,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:04:13,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:13,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:13,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:04:13,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:13,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 20:04:13,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:13,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 20:04:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:13,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:13,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:04:13,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:13,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 20:04:13,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:13,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:13,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:04:13,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 20:04:13,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 20:04:13,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:13,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 20:04:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:13,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:13,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:16,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:18,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:18,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 20:04:18,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 20:04:18,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 20:04:18,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:18,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:18,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 20:04:18,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:18,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 20:04:18,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:18,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:04:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:04:19,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 20:04:19,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:04:19,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 20:04:19,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 20:04:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 20:04:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 20:04:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 20:04:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 20:04:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:04:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 20:04:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 20:04:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 20:04:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 20:04:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 20:04:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 20:04:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 20:04:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 20:04:19,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 20:04:19,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 20:04:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 20:04:19,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:04:19,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 20:04:19,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-28 20:04:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:04:19,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:04:19,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:04:19,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 20:04:19,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:04:19,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 20:04:19,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:04:19,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:04:19,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:04:19,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 20:04:19,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:04:19,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:04:19,252 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 20:04:19,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [833670636] [2020-10-28 20:04:19,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:04:19,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-28 20:04:19,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643407419] [2020-10-28 20:04:19,254 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 20:04:19,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:04:19,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 20:04:19,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-28 20:04:19,255 INFO L87 Difference]: Start difference. First operand 966 states and 1366 transitions. Second operand 13 states. [2020-10-28 20:04:19,610 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-28 20:04:19,760 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:04:19,977 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 20:04:21,213 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-28 20:04:21,590 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 20:04:21,961 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-28 20:04:22,330 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-10-28 20:04:22,574 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 132