/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=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 13:50:25,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 13:50:25,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 13:50:25,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 13:50:25,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 13:50:25,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 13:50:25,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 13:50:25,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 13:50:25,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 13:50:25,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 13:50:25,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 13:50:25,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 13:50:25,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 13:50:25,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 13:50:25,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 13:50:25,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 13:50:25,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 13:50:25,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 13:50:25,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 13:50:25,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 13:50:25,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 13:50:25,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 13:50:25,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 13:50:25,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 13:50:25,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 13:50:25,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 13:50:25,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 13:50:25,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 13:50:25,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 13:50:25,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 13:50:25,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 13:50:25,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 13:50:25,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 13:50:25,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 13:50:25,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 13:50:25,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 13:50:25,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 13:50:25,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 13:50:25,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 13:50:25,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 13:50:25,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 13:50:25,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-27 13:50:25,240 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 13:50:25,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 13:50:25,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 13:50:25,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 13:50:25,245 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 13:50:25,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 13:50:25,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 13:50:25,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 13:50:25,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 13:50:25,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 13:50:25,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 13:50:25,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 13:50:25,248 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 13:50:25,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 13:50:25,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 13:50:25,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 13:50:25,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 13:50:25,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 13:50:25,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 13:50:25,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 13:50:25,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 13:50:25,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 13:50:25,250 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 13:50:25,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 13:50:25,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 13:50:25,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 13:50:25,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 13:50:25,251 INFO L138 SettingsManager]: * To the following directory=dump/ 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 13:50:25,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 13:50:25,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 13:50:25,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 13:50:25,733 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 13:50:25,734 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 13:50:25,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-27 13:50:25,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d3dc256f0/b1e1a5638aa0451aa86994c5cb3bef6a/FLAGe88baa4f4 [2020-10-27 13:50:26,817 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 13:50:26,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-27 13:50:26,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d3dc256f0/b1e1a5638aa0451aa86994c5cb3bef6a/FLAGe88baa4f4 [2020-10-27 13:50:27,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d3dc256f0/b1e1a5638aa0451aa86994c5cb3bef6a [2020-10-27 13:50:27,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 13:50:27,234 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 13:50:27,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 13:50:27,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 13:50:27,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 13:50:27,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:50:27" (1/1) ... [2020-10-27 13:50:27,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2391d915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:27, skipping insertion in model container [2020-10-27 13:50:27,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:50:27" (1/1) ... [2020-10-27 13:50:27,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 13:50:27,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 13:50:29,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:50:29,104 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 13:50:29,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:50:29,880 INFO L208 MainTranslator]: Completed translation [2020-10-27 13:50:29,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29 WrapperNode [2020-10-27 13:50:29,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 13:50:29,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 13:50:29,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 13:50:29,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 13:50:29,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29" (1/1) ... [2020-10-27 13:50:29,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29" (1/1) ... [2020-10-27 13:50:29,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29" (1/1) ... [2020-10-27 13:50:29,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29" (1/1) ... [2020-10-27 13:50:30,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29" (1/1) ... [2020-10-27 13:50:30,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29" (1/1) ... [2020-10-27 13:50:30,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29" (1/1) ... [2020-10-27 13:50:30,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 13:50:30,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 13:50:30,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 13:50:30,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 13:50:30,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29" (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 [2020-10-27 13:50:30,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 13:50:30,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 13:50:30,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-27 13:50:30,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-27 13:50:30,301 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 13:50:30,301 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 13:50:30,302 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-27 13:50:30,302 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-27 13:50:30,303 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-27 13:50:30,303 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-27 13:50:30,303 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 13:50:30,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 13:50:30,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 13:50:30,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-27 13:50:30,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-27 13:50:30,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 13:50:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 13:50:30,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 13:50:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-27 13:50:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 13:50:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-27 13:50:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 13:50:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-27 13:50:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-27 13:50:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-27 13:50:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-27 13:50:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-27 13:50:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-27 13:50:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-27 13:50:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-27 13:50:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2020-10-27 13:50:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2020-10-27 13:50:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-27 13:50:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-27 13:50:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2020-10-27 13:50:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-27 13:50:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-27 13:50:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-27 13:50:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-27 13:50:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-27 13:50:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-27 13:50:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2020-10-27 13:50:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2020-10-27 13:50:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-27 13:50:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2020-10-27 13:50:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2020-10-27 13:50:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2020-10-27 13:50:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2020-10-27 13:50:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2020-10-27 13:50:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2020-10-27 13:50:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2020-10-27 13:50:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2020-10-27 13:50:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2020-10-27 13:50:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2020-10-27 13:50:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2020-10-27 13:50:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2020-10-27 13:50:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2020-10-27 13:50:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2020-10-27 13:50:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2020-10-27 13:50:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2020-10-27 13:50:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2020-10-27 13:50:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2020-10-27 13:50:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2020-10-27 13:50:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2020-10-27 13:50:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2020-10-27 13:50:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2020-10-27 13:50:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2020-10-27 13:50:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2020-10-27 13:50:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2020-10-27 13:50:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2020-10-27 13:50:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2020-10-27 13:50:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2020-10-27 13:50:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2020-10-27 13:50:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2020-10-27 13:50:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2020-10-27 13:50:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2020-10-27 13:50:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2020-10-27 13:50:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2020-10-27 13:50:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2020-10-27 13:50:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_3 [2020-10-27 13:50:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2020-10-27 13:50:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-27 13:50:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-27 13:50:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-27 13:50:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2020-10-27 13:50:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2020-10-27 13:50:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2020-10-27 13:50:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2020-10-27 13:50:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-27 13:50:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 13:50:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_1 [2020-10-27 13:50:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_2 [2020-10-27 13:50:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_3 [2020-10-27 13:50:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_4 [2020-10-27 13:50:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_5 [2020-10-27 13:50:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_6 [2020-10-27 13:50:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_7 [2020-10-27 13:50:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_8 [2020-10-27 13:50:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_9 [2020-10-27 13:50:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_10 [2020-10-27 13:50:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_11 [2020-10-27 13:50:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_12 [2020-10-27 13:50:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_13 [2020-10-27 13:50:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_14 [2020-10-27 13:50:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2020-10-27 13:50:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2020-10-27 13:50:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2020-10-27 13:50:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_18 [2020-10-27 13:50:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 13:50:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2020-10-27 13:50:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-27 13:50:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 13:50:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-27 13:50:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-27 13:50:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-27 13:50:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-27 13:50:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-27 13:50:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-27 13:50:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2020-10-27 13:50:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-27 13:50:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-27 13:50:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-27 13:50:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-27 13:50:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-27 13:50:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2020-10-27 13:50:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2020-10-27 13:50:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-27 13:50:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 13:50:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 13:50:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-27 13:50:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-27 13:50:30,330 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2020-10-27 13:50:30,331 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-27 13:50:30,331 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-27 13:50:30,334 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 13:50:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2020-10-27 13:50:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2020-10-27 13:50:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2020-10-27 13:50:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-27 13:50:30,336 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2020-10-27 13:50:30,336 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2020-10-27 13:50:30,336 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2020-10-27 13:50:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2020-10-27 13:50:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2020-10-27 13:50:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2020-10-27 13:50:30,342 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2020-10-27 13:50:30,342 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2020-10-27 13:50:30,343 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2020-10-27 13:50:30,343 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2020-10-27 13:50:30,343 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2020-10-27 13:50:30,343 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-27 13:50:30,343 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2020-10-27 13:50:30,343 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-27 13:50:30,343 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 13:50:30,343 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 13:50:30,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 13:50:30,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 13:50:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 13:50:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 13:50:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 13:50:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 13:50:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 13:50:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 13:50:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 13:50:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 13:50:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-27 13:50:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-27 13:50:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-27 13:50:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-27 13:50:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 13:50:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 13:50:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-27 13:50:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-27 13:50:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-27 13:50:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 13:50:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 13:50:30,353 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 13:50:30,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 13:50:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 13:50:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 13:50:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 13:50:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 13:50:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 13:50:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 13:50:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-27 13:50:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-27 13:50:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-27 13:50:30,355 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 13:50:30,356 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-27 13:50:30,356 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-27 13:50:30,356 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-27 13:50:30,356 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-27 13:50:30,356 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 13:50:30,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-27 13:50:30,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-27 13:50:30,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-27 13:50:30,357 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-27 13:50:30,357 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2020-10-27 13:50:30,357 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_2 [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_8 [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_10 [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_12 [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_14 [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_7 [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_9 [2020-10-27 13:50:30,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_11 [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_13 [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_1 [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_5 [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_6 [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 13:50:30,359 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-27 13:50:30,360 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-27 13:50:30,380 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-27 13:50:30,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_3 [2020-10-27 13:50:30,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2020-10-27 13:50:30,380 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-27 13:50:30,380 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-27 13:50:30,380 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-27 13:50:30,381 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2020-10-27 13:50:30,381 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2020-10-27 13:50:30,381 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2020-10-27 13:50:30,381 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2020-10-27 13:50:30,381 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-27 13:50:30,381 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-27 13:50:30,381 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-27 13:50:30,381 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-27 13:50:30,382 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2020-10-27 13:50:30,382 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2020-10-27 13:50:30,382 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2020-10-27 13:50:30,382 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2020-10-27 13:50:30,382 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2020-10-27 13:50:30,382 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2020-10-27 13:50:30,382 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-27 13:50:30,382 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-27 13:50:30,382 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2020-10-27 13:50:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 13:50:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 13:50:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-27 13:50:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2020-10-27 13:50:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-27 13:50:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-27 13:50:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2020-10-27 13:50:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2020-10-27 13:50:30,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_4 [2020-10-27 13:50:30,389 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2020-10-27 13:50:30,389 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2020-10-27 13:50:30,389 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-27 13:50:30,389 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-27 13:50:30,390 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-27 13:50:30,390 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-27 13:50:30,390 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-27 13:50:30,390 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-27 13:50:30,390 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-27 13:50:30,390 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-27 13:50:30,390 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-27 13:50:30,391 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2020-10-27 13:50:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2020-10-27 13:50:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-27 13:50:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-27 13:50:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2020-10-27 13:50:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2020-10-27 13:50:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-27 13:50:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2020-10-27 13:50:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2020-10-27 13:50:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2020-10-27 13:50:30,394 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2020-10-27 13:50:30,394 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2020-10-27 13:50:30,394 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2020-10-27 13:50:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2020-10-27 13:50:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2020-10-27 13:50:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2020-10-27 13:50:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2020-10-27 13:50:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2020-10-27 13:50:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_3 [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 13:50:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2020-10-27 13:50:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2020-10-27 13:50:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_18 [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-27 13:50:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 13:50:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 13:50:31,546 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 13:50:34,207 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 13:50:34,208 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 13:50:34,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:50:34 BoogieIcfgContainer [2020-10-27 13:50:34,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 13:50:34,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 13:50:34,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 13:50:34,219 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 13:50:34,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 01:50:27" (1/3) ... [2020-10-27 13:50:34,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4de1d29c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:50:34, skipping insertion in model container [2020-10-27 13:50:34,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:50:29" (2/3) ... [2020-10-27 13:50:34,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4de1d29c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:50:34, skipping insertion in model container [2020-10-27 13:50:34,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:50:34" (3/3) ... [2020-10-27 13:50:34,224 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-27 13:50:34,239 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 13:50:34,247 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 13:50:34,261 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 13:50:34,311 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 13:50:34,311 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 13:50:34,311 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 13:50:34,311 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 13:50:34,311 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 13:50:34,311 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 13:50:34,312 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 13:50:34,312 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 13:50:34,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states. [2020-10-27 13:50:34,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-27 13:50:34,408 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 13:50:34,409 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 13:50:34,411 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 13:50:34,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 13:50:34,419 INFO L82 PathProgramCache]: Analyzing trace with hash 706121771, now seen corresponding path program 1 times [2020-10-27 13:50:34,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 13:50:34,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [759171556] [2020-10-27 13:50:34,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 13:50:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:35,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:35,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:35,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:35,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:36,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 292 [2020-10-27 13:50:40,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 13:50:40,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5091 [2020-10-27 13:50:40,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:40,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-27 13:50:40,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 13:50:40,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 13:50:40,567 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-27 13:50:40,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 13:50:40,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:50:40,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 13:50:40,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:50:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:50:40,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 13:50:40,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:50:40,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:50:40,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:50:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:40,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 13:50:40,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 13:50:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:50:40,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 13:50:40,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:50:40,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:50:40,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:50:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:40,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:50:40,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 13:50:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:50:40,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 13:50:40,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:50:40,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:50:40,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:50:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:40,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:40,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:40,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:40,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:40,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:50:40,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:40,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:40,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:40,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:40,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:40,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 13:50:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:41,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:50:41,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:41,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:41,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 13:50:41,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:41,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:50:41,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:41,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:41,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 13:50:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:50:41,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 13:50:41,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:41,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:41,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:50:41,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:50:41,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:41,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:41,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:50:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:41,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:50:41,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:41,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:41,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 13:50:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:50:41,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 13:50:41,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:41,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:41,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:50:41,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:50:41,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:41,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:41,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:50:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:41,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:50:41,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:41,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 13:50:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 13:50:41,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:50:41,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:41,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:41,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 13:50:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:50:41,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 13:50:41,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:41,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:50:41,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:50:41,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:41,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 13:50:41,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:41,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:50:41,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 13:50:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:50:41,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:50:41,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 13:50:41,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:41,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:50:41,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:50:41,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:41,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 13:50:41,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:41,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:50:41,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 13:50:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:50:41,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:50:41,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-27 13:50:41,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:41,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:50:41,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:50:41,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:41,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:41,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 13:50:41,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:50:41,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:41,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 13:50:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:41,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:41,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:41,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:50:41,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:50:41,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 13:50:41,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:41,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:41,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:50:41,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:50:41,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:42,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:42,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:42,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:42,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 13:50:42,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:50:42,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 13:50:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:42,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:42,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:50:42,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:50:42,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 13:50:42,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:42,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:42,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:50:42,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:50:42,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:42,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:42,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:42,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:42,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 13:50:42,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:42,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:42,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:42,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:50:42,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 13:50:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:42,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:42,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:50:42,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:50:42,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-27 13:50:42,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:42,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:42,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:50:42,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:50:42,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:42,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:42,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:42,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:42,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 13:50:42,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:42,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:42,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:42,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:50:42,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-27 13:50:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:42,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:42,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:50:42,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:50:42,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 13:50:42,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:42,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:42,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:50:42,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:50:42,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:42,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:42,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:50:42,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:42,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 13:50:42,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:42,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:50:42,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:42,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:50:42,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-27 13:50:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:42,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:42,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:50:42,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:42,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:50:42,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:42,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:42,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 13:50:42,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:42,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:50:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:50:42,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:50:42,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:50:42,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:50:42,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:50:42,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:50:42,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:50:42,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:50:42,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:50:42,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:50:42,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:50:42,796 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2020-10-27 13:50:42,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [759171556] [2020-10-27 13:50:42,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 13:50:42,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 13:50:42,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246009608] [2020-10-27 13:50:42,805 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 13:50:42,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 13:50:42,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 13:50:42,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-10-27 13:50:42,822 INFO L87 Difference]: Start difference. First operand 1463 states. Second operand 16 states. [2020-10-27 13:50:43,355 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-27 13:50:44,655 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-27 13:50:45,766 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 278 DAG size of output: 262 [2020-10-27 13:50:46,316 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-27 13:50:46,850 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-27 13:50:47,992 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 280 DAG size of output: 264 [2020-10-27 13:50:49,015 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-27 13:50:49,620 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-27 13:50:50,703 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 278 DAG size of output: 262 [2020-10-27 13:50:51,795 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-27 13:51:22,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 13:51:22,022 INFO L93 Difference]: Finished difference Result 3318 states and 4639 transitions. [2020-10-27 13:51:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 13:51:22,025 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 210 [2020-10-27 13:51:22,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 13:51:22,063 INFO L225 Difference]: With dead ends: 3318 [2020-10-27 13:51:22,063 INFO L226 Difference]: Without dead ends: 1803 [2020-10-27 13:51:22,079 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 67 SyntacticMatches, 6 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=171, Invalid=531, Unknown=0, NotChecked=0, Total=702 [2020-10-27 13:51:22,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1803 states. [2020-10-27 13:51:22,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1803 to 1394. [2020-10-27 13:51:22,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1394 states. [2020-10-27 13:51:22,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 1891 transitions. [2020-10-27 13:51:22,473 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 1891 transitions. Word has length 210 [2020-10-27 13:51:22,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 13:51:22,479 INFO L481 AbstractCegarLoop]: Abstraction has 1394 states and 1891 transitions. [2020-10-27 13:51:22,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 13:51:22,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1891 transitions. [2020-10-27 13:51:22,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-27 13:51:22,490 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 13:51:22,491 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 13:51:22,491 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 13:51:22,491 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 13:51:22,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 13:51:22,492 INFO L82 PathProgramCache]: Analyzing trace with hash -97836233, now seen corresponding path program 1 times [2020-10-27 13:51:22,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 13:51:22,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1260471792] [2020-10-27 13:51:22,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 13:51:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:22,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:22,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:23,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:23,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:25,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:26,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:27,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:27,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 299 [2020-10-27 13:51:27,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 13:51:27,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-27 13:51:27,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-27 13:51:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:51:27,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,239 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-27 13:51:28,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 13:51:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:51:28,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 13:51:28,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:51:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:51:28,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 13:51:28,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:51:28,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:51:28,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:51:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:51:28,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 13:51:28,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 13:51:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:51:28,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 13:51:28,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:51:28,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:51:28,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:51:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:51:28,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:51:28,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 13:51:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:51:28,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 13:51:28,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:51:28,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:51:28,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:51:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:51:28,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 13:51:28,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 13:51:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:51:28,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:51:28,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 13:51:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:51:28,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:51:28,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 13:51:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:51:28,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 13:51:28,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:51:28,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 13:51:28,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:51:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:51:28,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 13:51:28,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 13:51:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:51:28,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 13:51:28,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:51:28,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:51:28,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:51:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:51:28,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 13:51:28,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 13:51:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 13:51:28,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:51:28,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:28,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:28,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:28,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 13:51:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:28,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:28,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 13:51:28,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:28,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 13:51:28,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:28,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:51:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 13:51:28,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:28,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:28,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:29,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 13:51:29,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:29,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 13:51:29,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:29,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:29,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:29,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 13:51:29,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:29,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 13:51:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:29,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:29,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 13:51:29,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:51:29,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-27 13:51:29,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:29,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:29,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:51:29,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 13:51:29,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:29,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:29,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:29,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 13:51:29,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:29,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 13:51:29,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 13:51:29,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:29,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 13:51:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:29,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:29,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 13:51:29,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:51:29,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 13:51:29,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:29,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:29,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:51:29,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 13:51:29,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:29,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:29,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:29,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 13:51:29,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:29,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 13:51:29,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:29,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:29,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:29,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 13:51:29,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:29,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 13:51:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:29,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:29,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 13:51:29,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:51:29,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-27 13:51:29,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:29,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:29,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:51:29,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 13:51:29,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:29,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:29,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:29,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 13:51:29,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:29,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 13:51:29,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:29,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 13:51:29,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:29,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 13:51:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:29,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:29,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 13:51:29,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:51:29,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-27 13:51:29,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:29,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:29,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:51:29,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 13:51:29,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 13:51:29,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:29,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:29,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 13:51:29,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:29,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 13:51:29,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:29,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:29,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:29,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 13:51:29,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:29,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-27 13:51:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:29,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:29,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:30,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:30,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 13:51:30,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:51:30,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-27 13:51:30,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:30,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:30,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:51:30,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 13:51:30,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:30,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:30,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:30,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:30,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 13:51:30,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:30,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 13:51:30,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:30,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:30,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:30,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 13:51:30,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:30,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 13:51:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:30,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:30,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:30,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:30,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 13:51:30,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:51:30,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-27 13:51:30,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:30,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:30,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:51:30,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 13:51:30,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:30,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:30,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:30,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:30,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:30,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 13:51:30,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:30,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 13:51:30,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:30,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:51:30,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:30,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 13:51:30,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:30,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-27 13:51:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:30,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:30,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:30,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:51:30,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:30,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:51:30,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:30,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 13:51:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:30,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:30,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:51:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:51:30,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:51:30,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:51:30,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:51:30,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:51:30,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:51:30,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:51:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:51:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:51:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:51:30,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:51:30,586 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 11 proven. 82 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2020-10-27 13:51:30,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1260471792] [2020-10-27 13:51:30,587 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 13:51:30,587 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 13:51:30,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542476877] [2020-10-27 13:51:30,590 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 13:51:30,590 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 13:51:30,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 13:51:30,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-10-27 13:51:30,591 INFO L87 Difference]: Start difference. First operand 1394 states and 1891 transitions. Second operand 17 states. [2020-10-27 13:51:31,096 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-27 13:51:33,016 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 273 DAG size of output: 260 [2020-10-27 13:51:33,568 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-27 13:51:34,093 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-27 13:51:34,645 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-27 13:51:35,751 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 268 DAG size of output: 256 [2020-10-27 13:51:36,774 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 251 [2020-10-27 13:51:37,442 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-27 13:51:38,552 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 275 DAG size of output: 263 [2020-10-27 13:51:39,687 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 266 DAG size of output: 254 [2020-10-27 13:52:16,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 13:52:16,404 INFO L93 Difference]: Finished difference Result 3182 states and 4379 transitions. [2020-10-27 13:52:16,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 13:52:16,406 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 217 [2020-10-27 13:52:16,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 13:52:16,420 INFO L225 Difference]: With dead ends: 3182 [2020-10-27 13:52:16,420 INFO L226 Difference]: Without dead ends: 1804 [2020-10-27 13:52:16,426 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=153, Invalid=603, Unknown=0, NotChecked=0, Total=756 [2020-10-27 13:52:16,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2020-10-27 13:52:16,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1395. [2020-10-27 13:52:16,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1395 states. [2020-10-27 13:52:16,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1395 states and 1892 transitions. [2020-10-27 13:52:16,670 INFO L78 Accepts]: Start accepts. Automaton has 1395 states and 1892 transitions. Word has length 217 [2020-10-27 13:52:16,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 13:52:16,671 INFO L481 AbstractCegarLoop]: Abstraction has 1395 states and 1892 transitions. [2020-10-27 13:52:16,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 13:52:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1892 transitions. [2020-10-27 13:52:16,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-10-27 13:52:16,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 13:52:16,677 INFO L422 BasicCegarLoop]: trace histogram [14, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 13:52:16,677 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 13:52:16,677 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 13:52:16,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 13:52:16,678 INFO L82 PathProgramCache]: Analyzing trace with hash -2044705621, now seen corresponding path program 2 times [2020-10-27 13:52:16,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 13:52:16,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [663025014] [2020-10-27 13:52:16,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 13:52:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:16,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:16,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:17,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:17,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:17,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:21,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:21,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 306 [2020-10-27 13:52:21,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 13:52:21,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5172 [2020-10-27 13:52:21,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:21,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:21,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-27 13:52:21,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 13:52:21,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,518 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-27 13:52:22,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 13:52:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:52:22,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 13:52:22,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:52:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:52:22,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 13:52:22,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:52:22,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:52:22,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:52:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:52:22,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:52:22,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 13:52:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:52:22,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 13:52:22,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:52:22,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:52:22,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:52:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:52:22,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:52:22,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 13:52:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:52:22,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:52:22,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:52:22,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:52:22,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:52:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:52:22,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:52:22,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 13:52:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:52:22,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:52:22,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 13:52:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:52:22,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:52:22,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 13:52:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:52:22,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:52:22,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:52:22,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:52:22,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:52:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:52:22,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:52:22,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 13:52:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:52:22,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 13:52:22,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:52:22,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 13:52:22,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:52:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:52:22,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:52:22,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 13:52:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:22,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:22,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 13:52:22,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:22,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 13:52:22,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:22,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:22,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:22,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:22,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:22,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 13:52:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:22,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:23,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 13:52:23,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:23,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 13:52:23,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:23,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:23,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:52:23,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 13:52:23,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:23,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:23,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:23,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 13:52:23,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:23,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 13:52:23,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:23,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:23,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:23,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:52:23,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:23,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 13:52:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:23,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:23,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 13:52:23,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:52:23,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-27 13:52:23,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:23,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:23,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:52:23,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 13:52:23,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:23,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:23,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:23,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 13:52:23,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:23,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 13:52:23,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:23,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:23,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:23,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:52:23,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:23,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 13:52:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:23,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:23,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 13:52:23,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:52:23,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-27 13:52:23,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:23,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:23,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:52:23,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 13:52:23,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:23,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:23,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:23,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 13:52:23,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:23,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 13:52:23,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:23,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:52:23,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:23,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-27 13:52:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:23,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:23,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:23,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 13:52:23,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:52:23,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-27 13:52:23,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:23,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:23,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:52:23,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 13:52:23,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:23,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:23,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:24,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:24,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 13:52:24,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:24,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 13:52:24,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:24,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:24,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:24,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:52:24,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:24,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 13:52:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:24,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:24,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:24,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:24,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 13:52:24,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:52:24,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-27 13:52:24,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:24,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:24,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:52:24,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 13:52:24,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:24,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:24,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:24,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:24,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 13:52:24,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:24,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-27 13:52:24,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:24,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:24,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:24,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:52:24,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:24,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-27 13:52:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:24,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:24,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:24,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:24,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 13:52:24,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:52:24,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-27 13:52:24,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:24,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:24,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:52:24,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 13:52:24,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:24,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:24,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:24,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:24,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 13:52:24,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:24,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 13:52:24,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:24,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:24,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:24,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:52:24,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:24,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-27 13:52:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:24,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:24,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:24,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:24,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 13:52:24,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:52:24,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-27 13:52:24,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:24,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:24,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:52:24,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 13:52:24,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:25,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:25,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:25,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:25,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 13:52:25,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:25,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-27 13:52:25,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:25,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:52:25,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:25,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:52:25,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:25,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-10-27 13:52:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:25,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:25,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:25,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:52:25,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:25,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:52:25,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:25,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:25,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 13:52:25,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:25,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:25,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:52:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:52:25,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:52:25,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:52:25,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:52:25,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:52:25,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:52:25,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:52:25,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:52:25,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:52:25,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:52:25,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:52:25,515 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 42 proven. 231 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2020-10-27 13:52:25,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [663025014] [2020-10-27 13:52:25,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 13:52:25,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-27 13:52:25,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206988412] [2020-10-27 13:52:25,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-27 13:52:25,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 13:52:25,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-27 13:52:25,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2020-10-27 13:52:25,520 INFO L87 Difference]: Start difference. First operand 1395 states and 1892 transitions. Second operand 29 states. [2020-10-27 13:52:26,097 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-27 13:52:27,609 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-27 13:52:28,729 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 278 DAG size of output: 262 [2020-10-27 13:52:29,323 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-27 13:52:29,890 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-27 13:52:30,449 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-27 13:52:31,032 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-27 13:52:32,193 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 272 DAG size of output: 255 [2020-10-27 13:52:33,273 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-27 13:52:33,914 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-27 13:52:35,078 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 278 DAG size of output: 262 [2020-10-27 13:52:36,235 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-27 13:53:14,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 13:53:14,960 INFO L93 Difference]: Finished difference Result 3184 states and 4381 transitions. [2020-10-27 13:53:14,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 13:53:14,962 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 224 [2020-10-27 13:53:14,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 13:53:14,975 INFO L225 Difference]: With dead ends: 3184 [2020-10-27 13:53:14,975 INFO L226 Difference]: Without dead ends: 1805 [2020-10-27 13:53:14,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 72 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 10.7s TimeCoverageRelationStatistics Valid=242, Invalid=1480, Unknown=0, NotChecked=0, Total=1722 [2020-10-27 13:53:14,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1805 states. [2020-10-27 13:53:15,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1805 to 1396. [2020-10-27 13:53:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1396 states. [2020-10-27 13:53:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 1893 transitions. [2020-10-27 13:53:15,194 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 1893 transitions. Word has length 224 [2020-10-27 13:53:15,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 13:53:15,195 INFO L481 AbstractCegarLoop]: Abstraction has 1396 states and 1893 transitions. [2020-10-27 13:53:15,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-27 13:53:15,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1893 transitions. [2020-10-27 13:53:15,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-27 13:53:15,200 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 13:53:15,201 INFO L422 BasicCegarLoop]: trace histogram [21, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 13:53:15,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 13:53:15,201 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 13:53:15,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 13:53:15,202 INFO L82 PathProgramCache]: Analyzing trace with hash -802518345, now seen corresponding path program 3 times [2020-10-27 13:53:15,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 13:53:15,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [317465985] [2020-10-27 13:53:15,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 13:53:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:15,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:15,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:15,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:15,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:18,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:20,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:20,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-27 13:53:20,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 13:53:20,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5178 [2020-10-27 13:53:20,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:20,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:20,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-27 13:53:20,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 13:53:20,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,107 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-27 13:53:21,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 13:53:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:53:21,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 13:53:21,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:53:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:53:21,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:53:21,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:53:21,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:53:21,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:53:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:53:21,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:53:21,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 13:53:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:53:21,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 13:53:21,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:53:21,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:53:21,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:53:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:53:21,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:53:21,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 13:53:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:53:21,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 13:53:21,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:53:21,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:53:21,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:53:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:53:21,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:53:21,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 13:53:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:53:21,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:53:21,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 13:53:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:53:21,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:53:21,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 13:53:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:53:21,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:53:21,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:53:21,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:53:21,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:53:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:53:21,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:53:21,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 13:53:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:53:21,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:53:21,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:53:21,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 13:53:21,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:53:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:53:21,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 13:53:21,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 13:53:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 13:53:21,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 13:53:21,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:21,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:21,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 13:53:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 13:53:21,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-27 13:53:21,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:21,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:53:21,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 13:53:21,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:21,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 13:53:21,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:21,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 13:53:21,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 13:53:21,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:21,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 13:53:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:21,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:21,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:22,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:22,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 13:53:22,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:53:22,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 186 [2020-10-27 13:53:22,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:22,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:22,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:53:22,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 13:53:22,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:22,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:22,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:22,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:22,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 13:53:22,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:22,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 13:53:22,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:22,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:22,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:22,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 13:53:22,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:22,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 13:53:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:22,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:22,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:22,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:22,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 13:53:22,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:53:22,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-27 13:53:22,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:22,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:22,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:53:22,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 13:53:22,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:22,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:22,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:22,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:22,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 13:53:22,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:22,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 13:53:22,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:22,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 13:53:22,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:22,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 13:53:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:22,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:22,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:22,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:22,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 13:53:22,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:53:22,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-27 13:53:22,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:22,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:22,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:53:22,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 13:53:22,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:22,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:22,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:23,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 13:53:23,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:23,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-27 13:53:23,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:23,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:23,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:23,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 13:53:23,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:23,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 13:53:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:23,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:23,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 13:53:23,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:53:23,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-27 13:53:23,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:23,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:23,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:53:23,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 13:53:23,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:23,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:23,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:23,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 13:53:23,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:23,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 13:53:23,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:23,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:23,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:23,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 13:53:23,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:23,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-27 13:53:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:23,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:23,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 13:53:23,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:53:23,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-27 13:53:23,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:23,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:23,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:53:23,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 13:53:23,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:23,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:23,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:23,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 13:53:23,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:23,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-27 13:53:23,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:23,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:23,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:23,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 13:53:23,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:23,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-27 13:53:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:23,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:23,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 13:53:23,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:53:23,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-27 13:53:23,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:23,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:23,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:53:23,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 13:53:23,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:23,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:23,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:23,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:23,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 13:53:23,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:23,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 13:53:23,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 13:53:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 13:53:23,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:24,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-27 13:53:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:24,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:24,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:24,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:53:24,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:24,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:53:24,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:24,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:24,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 13:53:24,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:24,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:24,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:53:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:53:24,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:53:24,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:53:24,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:53:24,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:53:24,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 13:53:24,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:53:24,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:53:24,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:53:24,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:53:24,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:53:24,178 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 61 proven. 341 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2020-10-27 13:53:24,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [317465985] [2020-10-27 13:53:24,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 13:53:24,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-27 13:53:24,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700535448] [2020-10-27 13:53:24,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-27 13:53:24,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 13:53:24,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-27 13:53:24,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2020-10-27 13:53:24,183 INFO L87 Difference]: Start difference. First operand 1396 states and 1893 transitions. Second operand 25 states. [2020-10-27 13:53:24,728 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-27 13:53:27,308 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 276 DAG size of output: 261 [2020-10-27 13:53:27,918 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-27 13:53:28,475 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-27 13:53:29,052 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-27 13:53:29,621 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-27 13:53:30,216 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-27 13:53:31,446 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 272 DAG size of output: 257 [2020-10-27 13:53:32,599 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 267 DAG size of output: 252 [2020-10-27 13:53:33,314 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2020-10-27 13:53:34,607 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 278 DAG size of output: 264 [2020-10-27 13:53:35,878 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 269 DAG size of output: 255