/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 23:37:33,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 23:37:33,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 23:37:33,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 23:37:33,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 23:37:33,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 23:37:33,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 23:37:33,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 23:37:33,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 23:37:33,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 23:37:33,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 23:37:33,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 23:37:33,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 23:37:33,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 23:37:33,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 23:37:33,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 23:37:33,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 23:37:33,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 23:37:33,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 23:37:33,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 23:37:33,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 23:37:33,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 23:37:33,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 23:37:33,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 23:37:33,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 23:37:33,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 23:37:33,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 23:37:33,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 23:37:33,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 23:37:33,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 23:37:33,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 23:37:33,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 23:37:33,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 23:37:33,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 23:37:33,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 23:37:33,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 23:37:33,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 23:37:33,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 23:37:33,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 23:37:33,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 23:37:33,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 23:37:33,284 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 [2020-10-28 23:37:33,309 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 23:37:33,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 23:37:33,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 23:37:33,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 23:37:33,312 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 23:37:33,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 23:37:33,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 23:37:33,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 23:37:33,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 23:37:33,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 23:37:33,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 23:37:33,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 23:37:33,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 23:37:33,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 23:37:33,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 23:37:33,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 23:37:33,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 23:37:33,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 23:37:33,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 23:37:33,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 23:37:33,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 23:37:33,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 23:37:33,316 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 23:37:33,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 23:37:33,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 23:37:33,317 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 23:37:33,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 23:37:33,318 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 23:37:33,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 23:37:33,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 23:37:33,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 23:37:33,704 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 23:37:33,705 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 23:37:33,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2020-10-28 23:37:33,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b110cef23/ada2763fd1b3400b9418983bc93a5aa0/FLAG9f640e144 [2020-10-28 23:37:34,739 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 23:37:34,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2020-10-28 23:37:34,783 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b110cef23/ada2763fd1b3400b9418983bc93a5aa0/FLAG9f640e144 [2020-10-28 23:37:34,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b110cef23/ada2763fd1b3400b9418983bc93a5aa0 [2020-10-28 23:37:34,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 23:37:34,808 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 23:37:34,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 23:37:34,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 23:37:34,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 23:37:34,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:37:34" (1/1) ... [2020-10-28 23:37:34,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f07ffd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:34, skipping insertion in model container [2020-10-28 23:37:34,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:37:34" (1/1) ... [2020-10-28 23:37:34,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 23:37:34,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 23:37:36,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 23:37:36,280 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 23:37:36,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 23:37:36,839 INFO L208 MainTranslator]: Completed translation [2020-10-28 23:37:36,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36 WrapperNode [2020-10-28 23:37:36,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 23:37:36,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 23:37:36,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 23:37:36,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 23:37:36,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36" (1/1) ... [2020-10-28 23:37:36,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36" (1/1) ... [2020-10-28 23:37:36,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36" (1/1) ... [2020-10-28 23:37:36,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36" (1/1) ... [2020-10-28 23:37:37,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36" (1/1) ... [2020-10-28 23:37:37,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36" (1/1) ... [2020-10-28 23:37:37,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36" (1/1) ... [2020-10-28 23:37:37,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 23:37:37,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 23:37:37,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 23:37:37,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 23:37:37,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 23:37:37,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 23:37:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 23:37:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-28 23:37:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-28 23:37:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 23:37:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-28 23:37:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 23:37:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-28 23:37:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 23:37:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 23:37:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 23:37:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 23:37:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-28 23:37:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-28 23:37:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-28 23:37:37,254 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2020-10-28 23:37:37,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 23:37:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 23:37:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 23:37:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 23:37:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 23:37:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 23:37:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 23:37:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 23:37:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 23:37:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-28 23:37:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-28 23:37:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_on [2020-10-28 23:37:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2020-10-28 23:37:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2020-10-28 23:37:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ppp [2020-10-28 23:37:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure get_proto [2020-10-28 23:37:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_name [2020-10-28 23:37:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_type_trans [2020-10-28 23:37:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_hard_header [2020-10-28 23:37:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_flush [2020-10-28 23:37:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_cp [2020-10-28 23:37:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2020-10-28 23:37:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_parse_cr [2020-10-28 23:37:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_rx [2020-10-28 23:37:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_timer [2020-10-28 23:37:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start [2020-10-28 23:37:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_stop [2020-10-28 23:37:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_close [2020-10-28 23:37:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2020-10-28 23:37:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2020-10-28 23:37:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2020-10-28 23:37:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-28 23:37:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_3 [2020-10-28 23:37:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-28 23:37:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-28 23:37:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-28 23:37:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 23:37:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-28 23:37:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-28 23:37:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-28 23:37:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-28 23:37:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-28 23:37:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_12 [2020-10-28 23:37:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_13 [2020-10-28 23:37:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_14 [2020-10-28 23:37:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2020-10-28 23:37:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2020-10-28 23:37:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-28 23:37:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-28 23:37:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-28 23:37:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-28 23:37:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-28 23:37:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 23:37:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 23:37:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 23:37:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 23:37:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-28 23:37:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 23:37:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-28 23:37:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-28 23:37:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-28 23:37:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-28 23:37:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-28 23:37:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 23:37:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2020-10-28 23:37:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 23:37:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 23:37:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 23:37:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-28 23:37:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2020-10-28 23:37:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-28 23:37:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-28 23:37:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2020-10-28 23:37:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2020-10-28 23:37:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_3 [2020-10-28 23:37:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2020-10-28 23:37:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_3 [2020-10-28 23:37:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2020-10-28 23:37:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-28 23:37:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-10-28 23:37:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-28 23:37:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2020-10-28 23:37:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-28 23:37:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-28 23:37:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 23:37:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-28 23:37:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2020-10-28 23:37:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 23:37:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 23:37:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 23:37:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 23:37:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 23:37:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 23:37:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 23:37:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 23:37:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 23:37:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 23:37:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-28 23:37:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 23:37:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-28 23:37:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 23:37:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-28 23:37:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 23:37:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 23:37:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 23:37:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 23:37:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 23:37:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-28 23:37:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2020-10-28 23:37:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-28 23:37:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_14 [2020-10-28 23:37:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2020-10-28 23:37:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-28 23:37:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 23:37:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 23:37:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 23:37:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 23:37:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-28 23:37:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-28 23:37:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-28 23:37:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-28 23:37:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-28 23:37:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-28 23:37:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-28 23:37:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 23:37:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 23:37:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-28 23:37:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 23:37:37,290 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-28 23:37:37,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_12 [2020-10-28 23:37:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 23:37:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-28 23:37:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-28 23:37:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-28 23:37:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 23:37:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 23:37:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2020-10-28 23:37:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_13 [2020-10-28 23:37:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-28 23:37:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-28 23:37:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 23:37:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 23:37:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 23:37:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 23:37:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-28 23:37:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 23:37:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 23:37:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 23:37:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 23:37:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 23:37:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 23:37:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 23:37:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 23:37:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 23:37:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 23:37:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-28 23:37:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_3 [2020-10-28 23:37:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-28 23:37:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-28 23:37:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-28 23:37:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-28 23:37:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2020-10-28 23:37:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2020-10-28 23:37:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-28 23:37:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2020-10-28 23:37:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_on [2020-10-28 23:37:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2020-10-28 23:37:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-28 23:37:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-10-28 23:37:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2020-10-28 23:37:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2020-10-28 23:37:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2020-10-28 23:37:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2020-10-28 23:37:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2020-10-28 23:37:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure get_ppp [2020-10-28 23:37:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure get_proto [2020-10-28 23:37:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure proto_name [2020-10-28 23:37:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_type_trans [2020-10-28 23:37:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_hard_header [2020-10-28 23:37:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_flush [2020-10-28 23:37:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_cp [2020-10-28 23:37:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 23:37:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2020-10-28 23:37:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_parse_cr [2020-10-28 23:37:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_rx [2020-10-28 23:37:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_timer [2020-10-28 23:37:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start [2020-10-28 23:37:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_stop [2020-10-28 23:37:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_close [2020-10-28 23:37:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-28 23:37:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2020-10-28 23:37:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2020-10-28 23:37:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_3 [2020-10-28 23:37:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 23:37:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 23:37:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2020-10-28 23:37:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_3 [2020-10-28 23:37:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2020-10-28 23:37:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-28 23:37:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 23:37:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-28 23:37:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-28 23:37:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-28 23:37:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-28 23:37:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-28 23:37:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 23:37:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 23:37:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 23:37:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 23:37:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-28 23:37:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-28 23:37:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-28 23:37:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-28 23:37:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 23:37:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 23:37:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 23:37:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 23:37:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 23:37:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 23:37:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 23:37:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 23:37:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 23:37:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 23:37:38,367 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 23:37:39,556 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 23:37:39,556 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 23:37:39,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:37:39 BoogieIcfgContainer [2020-10-28 23:37:39,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 23:37:39,564 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 23:37:39,564 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 23:37:39,568 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 23:37:39,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:37:34" (1/3) ... [2020-10-28 23:37:39,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28dd979c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:37:39, skipping insertion in model container [2020-10-28 23:37:39,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:36" (2/3) ... [2020-10-28 23:37:39,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28dd979c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:37:39, skipping insertion in model container [2020-10-28 23:37:39,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:37:39" (3/3) ... [2020-10-28 23:37:39,571 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2020-10-28 23:37:39,583 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 23:37:39,589 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 23:37:39,602 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 23:37:39,634 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 23:37:39,634 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 23:37:39,634 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 23:37:39,634 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 23:37:39,634 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 23:37:39,634 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 23:37:39,635 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 23:37:39,635 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 23:37:39,669 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states. [2020-10-28 23:37:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-28 23:37:39,715 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:37:39,716 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 23:37:39,716 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:37:39,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:37:39,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1700653052, now seen corresponding path program 1 times [2020-10-28 23:37:39,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:37:39,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [479422017] [2020-10-28 23:37:39,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:37:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:40,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:40,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:41,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:41,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 23:37:41,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:37:41,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1582 [2020-10-28 23:37:41,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:41,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:41,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:37:41,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-28 23:37:41,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 23:37:41,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 23:37:41,997 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 23:37:41,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:37:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:37:42,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 23:37:42,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:37:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:37:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:37:42,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 23:37:42,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:37:42,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 23:37:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:37:42,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 23:37:42,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:37:42,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:37:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:37:42,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 23:37:42,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:37:42,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 23:37:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:37:42,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 23:37:42,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:37:42,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 23:37:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:37:42,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 23:37:42,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:37:42,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 23:37:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:37:42,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 23:37:42,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:37:42,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:37:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:37:42,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 23:37:42,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:37:42,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 23:37:42,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 23:37:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:37:42,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 23:37:42,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 23:37:42,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:37:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:37:42,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:37:42,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:37:42,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 23:37:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:37:42,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:37:42,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:37:42,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:37:42,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:37:42,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 23:37:42,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:37:42,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:37:42,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:37:42,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 23:37:42,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:37:42,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:37:42,392 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-28 23:37:42,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [479422017] [2020-10-28 23:37:42,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 23:37:42,395 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 23:37:42,396 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599326127] [2020-10-28 23:37:42,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 23:37:42,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 23:37:42,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 23:37:42,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-28 23:37:42,418 INFO L87 Difference]: Start difference. First operand 780 states. Second operand 6 states. [2020-10-28 23:37:42,661 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 23:37:42,969 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 23:37:43,270 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-28 23:38:00,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 23:38:00,838 INFO L93 Difference]: Finished difference Result 2832 states and 4361 transitions. [2020-10-28 23:38:00,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 23:38:00,840 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-10-28 23:38:00,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 23:38:00,902 INFO L225 Difference]: With dead ends: 2832 [2020-10-28 23:38:00,902 INFO L226 Difference]: Without dead ends: 2042 [2020-10-28 23:38:00,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-28 23:38:00,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2042 states. [2020-10-28 23:38:01,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2042 to 1433. [2020-10-28 23:38:01,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1433 states. [2020-10-28 23:38:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1433 states and 1937 transitions. [2020-10-28 23:38:01,297 INFO L78 Accepts]: Start accepts. Automaton has 1433 states and 1937 transitions. Word has length 70 [2020-10-28 23:38:01,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 23:38:01,298 INFO L481 AbstractCegarLoop]: Abstraction has 1433 states and 1937 transitions. [2020-10-28 23:38:01,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 23:38:01,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1937 transitions. [2020-10-28 23:38:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-28 23:38:01,315 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:38:01,316 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 23:38:01,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 23:38:01,316 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:38:01,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:38:01,317 INFO L82 PathProgramCache]: Analyzing trace with hash -1565595738, now seen corresponding path program 1 times [2020-10-28 23:38:01,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:38:01,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [898561559] [2020-10-28 23:38:01,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:38:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:01,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:01,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:02,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:04,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:04,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-28 23:38:04,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 23:38:04,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3069 [2020-10-28 23:38:04,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:04,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:04,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 23:38:04,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-28 23:38:04,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-28 23:38:04,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:04,802 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 23:38:04,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:04,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:04,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:04,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:04,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:04,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 23:38:04,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:04,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:04,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:04,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:04,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:04,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:04,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:38:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:04,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:04,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:04,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:04,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:04,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:04,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:04,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:04,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:04,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 23:38:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:04,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:04,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:04,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:04,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:04,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:04,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:04,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:04,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:04,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:04,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:04,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:04,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:38:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:04,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:04,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:04,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:04,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:04,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:04,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:04,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:04,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:04,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:04,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:04,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:04,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 23:38:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:04,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:04,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:04,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:04,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:04,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:04,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:04,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:04,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:04,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:04,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:04,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:04,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 23:38:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:04,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:04,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:04,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:04,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:04,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:04,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:04,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:04,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:04,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:04,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:04,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:04,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 23:38:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:04,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:04,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:04,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:38:04,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:04,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 23:38:04,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:04,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:04,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:38:04,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:04,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 23:38:04,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:05,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:05,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:05,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:05,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:05,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:05,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:05,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:05,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:05,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:38:05,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:05,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 23:38:05,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:05,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 23:38:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:05,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:05,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:05,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 23:38:05,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:05,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 23:38:05,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:05,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:05,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:38:05,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:05,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 23:38:05,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:05,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:05,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:05,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:05,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 23:38:05,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:05,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 23:38:05,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:05,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:05,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:05,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:05,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:05,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:05,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:05,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:05,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:05,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:05,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:05,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:05,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:05,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:05,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:05,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:05,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:05,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:05,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:38:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:05,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:05,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:05,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:05,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 23:38:05,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:05,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:05,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:05,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 23:38:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:05,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:05,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:05,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:05,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:05,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 23:38:05,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:05,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:05,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:05,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:05,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:05,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:05,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:38:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:05,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:05,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:05,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:05,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:05,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:38:05,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:05,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:05,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:05,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:05,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:05,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:05,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 23:38:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:05,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:05,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:05,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:05,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:05,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 23:38:05,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:05,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:38:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:05,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 23:38:05,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:05,320 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-28 23:38:05,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [898561559] [2020-10-28 23:38:05,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 23:38:05,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 23:38:05,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726182094] [2020-10-28 23:38:05,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 23:38:05,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 23:38:05,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 23:38:05,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-28 23:38:05,324 INFO L87 Difference]: Start difference. First operand 1433 states and 1937 transitions. Second operand 11 states. [2020-10-28 23:38:05,569 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 23:38:05,989 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 23:38:06,384 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-28 23:38:10,134 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2020-10-28 23:38:10,470 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-28 23:38:10,789 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-28 23:38:13,520 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-28 23:38:32,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 23:38:32,411 INFO L93 Difference]: Finished difference Result 5288 states and 7947 transitions. [2020-10-28 23:38:32,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 23:38:32,412 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 92 [2020-10-28 23:38:32,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 23:38:32,462 INFO L225 Difference]: With dead ends: 5288 [2020-10-28 23:38:32,463 INFO L226 Difference]: Without dead ends: 3863 [2020-10-28 23:38:32,481 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=148, Invalid=358, Unknown=0, NotChecked=0, Total=506 [2020-10-28 23:38:32,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3863 states. [2020-10-28 23:38:32,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3863 to 3063. [2020-10-28 23:38:32,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3063 states. [2020-10-28 23:38:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 3063 states and 4356 transitions. [2020-10-28 23:38:32,920 INFO L78 Accepts]: Start accepts. Automaton has 3063 states and 4356 transitions. Word has length 92 [2020-10-28 23:38:32,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 23:38:32,921 INFO L481 AbstractCegarLoop]: Abstraction has 3063 states and 4356 transitions. [2020-10-28 23:38:32,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 23:38:32,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 4356 transitions. [2020-10-28 23:38:32,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-28 23:38:32,932 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:38:32,932 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 23:38:32,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 23:38:32,933 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:38:32,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:38:32,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1663561906, now seen corresponding path program 1 times [2020-10-28 23:38:32,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:38:32,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1700854361] [2020-10-28 23:38:32,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:38:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:33,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:33,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:33,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:34,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:34,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-28 23:38:38,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 23:38:38,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5069 [2020-10-28 23:38:38,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:38:38,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-28 23:38:38,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 23:38:38,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,392 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 23:38:38,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:38,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:38,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 23:38:38,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:38:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:38,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:38,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:38,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 23:38:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:38,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:38,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:38,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:38:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:38,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:38,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:38:38,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 23:38:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:38,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:38,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:38,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 23:38:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:38,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:38,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:38,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 23:38:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:38:38,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:38,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:38,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:38,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:38,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:38,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 23:38:38,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 23:38:38,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:38:38,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-28 23:38:38,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-28 23:38:38,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 23:38:38,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:38:38,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-28 23:38:38,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:38,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 23:38:38,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:38:38,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-28 23:38:38,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:38,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:38,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:38,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:38,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:38,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:38,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:38,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:38,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 23:38:39,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:38:39,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 23:38:39,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:39,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:39,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:39,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:39,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:39,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:39,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 23:38:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:39,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 23:38:39,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:39,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 23:38:39,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:39,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 23:38:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:39,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 23:38:39,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:39,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 23:38:39,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 23:38:39,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:39,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 23:38:39,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:39,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 23:38:39,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:39,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:39,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:39,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:39,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:39,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:38:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:39,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:39,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:39,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:39,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 23:38:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:39,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:39,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:39,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:39,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:39,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:38:39,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:39,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:39,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:39,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:38:39,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:39,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 23:38:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:39,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:39,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:39,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:39,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:39,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:39,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:39,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:39,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:39,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 23:38:39,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:39,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:39,296 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-28 23:38:39,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1700854361] [2020-10-28 23:38:39,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 23:38:39,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 23:38:39,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493665153] [2020-10-28 23:38:39,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 23:38:39,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 23:38:39,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 23:38:39,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 23:38:39,301 INFO L87 Difference]: Start difference. First operand 3063 states and 4356 transitions. Second operand 10 states. [2020-10-28 23:38:39,544 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 23:38:39,908 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 23:38:40,272 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-28 23:38:55,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 23:38:55,212 INFO L93 Difference]: Finished difference Result 8872 states and 12858 transitions. [2020-10-28 23:38:55,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 23:38:55,213 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2020-10-28 23:38:55,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 23:38:55,272 INFO L225 Difference]: With dead ends: 8872 [2020-10-28 23:38:55,272 INFO L226 Difference]: Without dead ends: 5833 [2020-10-28 23:38:55,304 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2020-10-28 23:38:55,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5833 states. [2020-10-28 23:38:55,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5833 to 4931. [2020-10-28 23:38:55,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4931 states. [2020-10-28 23:38:56,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4931 states to 4931 states and 6854 transitions. [2020-10-28 23:38:56,036 INFO L78 Accepts]: Start accepts. Automaton has 4931 states and 6854 transitions. Word has length 139 [2020-10-28 23:38:56,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 23:38:56,036 INFO L481 AbstractCegarLoop]: Abstraction has 4931 states and 6854 transitions. [2020-10-28 23:38:56,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 23:38:56,037 INFO L276 IsEmpty]: Start isEmpty. Operand 4931 states and 6854 transitions. [2020-10-28 23:38:56,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-28 23:38:56,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:38:56,063 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 23:38:56,063 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 23:38:56,063 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:38:56,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:38:56,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1419414019, now seen corresponding path program 1 times [2020-10-28 23:38:56,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:38:56,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [259779836] [2020-10-28 23:38:56,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:38:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:56,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:56,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:58,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:58,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-28 23:38:58,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:38:58,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2140 [2020-10-28 23:38:58,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:58,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:38:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-28 23:38:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 23:38:58,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:58,820 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 23:38:58,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:58,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:58,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:58,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:58,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:58,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 23:38:58,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:58,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:58,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:58,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:58,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:58,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:58,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:38:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:58,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:58,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:58,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:58,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:58,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:58,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:58,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:58,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:58,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:58,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:58,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:58,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 23:38:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:58,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:58,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:58,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:58,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:58,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:58,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:58,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:58,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:58,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:58,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:58,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:58,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:38:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:58,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:58,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:58,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:58,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:58,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:58,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:58,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:58,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:58,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:58,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:58,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:58,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 23:38:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:58,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:58,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:58,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:58,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:58,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:58,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:58,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:58,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:58,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:58,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:58,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:58,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 23:38:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:58,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:58,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:58,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:58,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:58,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:58,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:58,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:58,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:58,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 23:38:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:58,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:58,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:58,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:38:58,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:58,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:58,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:58,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:58,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:58,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:58,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:58,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:59,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:38:59,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 23:38:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 23:38:59,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 23:38:59,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 23:38:59,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 23:38:59,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 23:38:59,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:59,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:59,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:38:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:59,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:59,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:38:59,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 23:38:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:59,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 23:38:59,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:38:59,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:38:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:59,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:59,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 23:38:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 23:38:59,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 23:38:59,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:38:59,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 23:38:59,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:59,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:59,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 23:38:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:59,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 23:38:59,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:38:59,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 23:38:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 23:38:59,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:38:59,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-28 23:38:59,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-28 23:38:59,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 23:38:59,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:38:59,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-28 23:38:59,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:38:59,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 23:38:59,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:38:59,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-28 23:38:59,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:38:59,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 23:38:59,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:38:59,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-28 23:38:59,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:38:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:38:59,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:38:59,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 23:38:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 23:38:59,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 23:38:59,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-28 23:38:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:38:59,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:59,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 23:38:59,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:38:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:59,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:38:59,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:38:59,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:38:59,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-28 23:38:59,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:38:59,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:38:59,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:38:59,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:38:59,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:38:59,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:38:59,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:38:59,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:38:59,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:38:59,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 23:38:59,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:38:59,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:00,001 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-28 23:39:00,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [259779836] [2020-10-28 23:39:00,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 23:39:00,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 23:39:00,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167065375] [2020-10-28 23:39:00,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 23:39:00,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 23:39:00,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 23:39:00,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-28 23:39:00,009 INFO L87 Difference]: Start difference. First operand 4931 states and 6854 transitions. Second operand 11 states. [2020-10-28 23:39:00,247 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 23:39:00,601 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 23:39:00,945 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-28 23:39:22,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 23:39:22,460 INFO L93 Difference]: Finished difference Result 13968 states and 20014 transitions. [2020-10-28 23:39:22,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 23:39:22,461 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 169 [2020-10-28 23:39:22,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 23:39:22,630 INFO L225 Difference]: With dead ends: 13968 [2020-10-28 23:39:22,630 INFO L226 Difference]: Without dead ends: 9061 [2020-10-28 23:39:22,667 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-10-28 23:39:22,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9061 states. [2020-10-28 23:39:23,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9061 to 7607. [2020-10-28 23:39:23,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7607 states. [2020-10-28 23:39:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7607 states to 7607 states and 10604 transitions. [2020-10-28 23:39:23,728 INFO L78 Accepts]: Start accepts. Automaton has 7607 states and 10604 transitions. Word has length 169 [2020-10-28 23:39:23,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 23:39:23,730 INFO L481 AbstractCegarLoop]: Abstraction has 7607 states and 10604 transitions. [2020-10-28 23:39:23,730 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 23:39:23,730 INFO L276 IsEmpty]: Start isEmpty. Operand 7607 states and 10604 transitions. [2020-10-28 23:39:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-28 23:39:23,743 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:39:23,744 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 23:39:23,744 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 23:39:23,744 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:39:23,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:39:23,745 INFO L82 PathProgramCache]: Analyzing trace with hash -800825930, now seen corresponding path program 1 times [2020-10-28 23:39:23,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:39:23,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [124615106] [2020-10-28 23:39:23,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:39:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:23,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:23,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:24,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:24,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:24,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:26,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:28,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:28,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-28 23:39:28,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 23:39:28,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 23:39:28,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:28,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:28,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:39:28,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 113 [2020-10-28 23:39:28,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 23:39:28,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:29,111 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 23:39:29,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:39:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:29,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:29,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:29,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:29,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-28 23:39:29,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:29,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:29,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:29,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:29,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:29,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:29,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:39:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:29,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:29,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:39:29,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:29,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:39:29,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:29,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:29,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:29,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 23:39:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:29,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:29,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:39:29,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:29,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:39:29,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:29,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:29,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:29,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:39:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:29,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:29,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:39:29,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:29,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:39:29,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:29,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:29,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:29,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:29,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:29,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:29,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 23:39:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:29,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:29,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:39:29,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:29,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:39:29,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:29,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:29,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:29,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:29,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:29,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:29,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 23:39:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:29,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:29,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:39:29,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:29,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:39:29,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:29,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:29,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:29,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:29,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:29,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:29,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 23:39:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:29,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:29,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:39:29,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:29,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:39:29,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:29,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:29,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:29,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:29,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:29,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:29,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:39:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:29,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:29,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:29,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:29,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:39:29,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:29,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:29,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:29,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:29,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:29,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:29,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 23:39:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:29,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:29,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:30,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:30,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:30,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:33,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:33,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-28 23:39:33,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 23:39:33,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4373 [2020-10-28 23:39:33,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:33,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:33,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:39:33,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-28 23:39:33,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 23:39:33,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:33,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:33,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:33,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:33,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:33,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:33,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:33,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:34,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:35,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:37,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:37,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-28 23:39:37,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 23:39:37,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4196 [2020-10-28 23:39:37,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:37,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:37,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:39:37,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 23:39:37,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 23:39:38,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:38,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:38,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:38,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:38,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:38,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:38,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:38,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:38,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-28 23:39:40,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 23:39:40,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2641 [2020-10-28 23:39:40,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:39:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 23:39:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 23:39:40,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:39:40,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:40,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 23:39:40,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:40,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:39:40,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:40,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:40,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:40,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:40,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:40,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 23:39:40,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:40,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:39:40,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:40,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:40,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:40,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:40,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:40,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:40,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:40,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:39:40,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:40,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:40,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:40,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:40,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 23:39:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:40,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:40,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:40,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:39:40,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:40,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:40,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:40,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:40,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 23:39:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:40,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:40,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:40,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:39:40,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:40,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:40,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:40,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:40,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 23:39:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:40,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 23:39:40,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:40,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:39:40,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 23:39:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:40,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:40,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:40,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:40,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:40,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:39:40,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:40,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:40,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:40,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:40,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 23:39:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:40,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 23:39:40,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:39:40,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-28 23:39:40,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-28 23:39:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:40,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:40,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:40,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:40,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:40,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 23:39:40,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:39:40,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-28 23:39:40,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:40,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:40,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:40,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:40,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:40,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:40,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 23:39:41,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:39:41,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 23:39:41,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:41,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:41,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:39:41,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:41,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:39:41,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:41,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:39:41,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 23:39:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 23:39:41,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:41,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:39:41,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:41,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:41,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 23:39:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 23:39:41,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:41,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 23:39:41,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 23:39:41,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:41,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:39:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 23:39:41,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:41,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 23:39:41,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:41,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:39:41,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:39:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:41,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:41,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:39:41,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:41,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:39:41,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:39:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:41,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:41,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:39:41,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:41,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:41,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 23:39:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:41,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:41,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:39:41,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:41,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:39:41,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:39:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:41,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:41,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:39:41,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:39:41,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:39:41,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-28 23:39:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:41,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:41,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:39:41,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:39:41,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:39:41,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:39:41,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:39:41,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:39:41,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:39:41,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 23:39:41,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:39:41,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:39:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-10-28 23:39:41,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [124615106] [2020-10-28 23:39:41,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 23:39:41,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-28 23:39:41,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433920180] [2020-10-28 23:39:41,480 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 23:39:41,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 23:39:41,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 23:39:41,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2020-10-28 23:39:41,481 INFO L87 Difference]: Start difference. First operand 7607 states and 10604 transitions. Second operand 14 states. [2020-10-28 23:39:41,779 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 23:39:43,836 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-28 23:39:44,127 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-28 23:39:44,405 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 23:39:44,720 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 23:39:56,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 23:39:56,422 INFO L93 Difference]: Finished difference Result 16935 states and 24260 transitions. [2020-10-28 23:39:56,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 23:39:56,424 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 180 [2020-10-28 23:39:56,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 23:39:56,497 INFO L225 Difference]: With dead ends: 16935 [2020-10-28 23:39:56,498 INFO L226 Difference]: Without dead ends: 9352 [2020-10-28 23:39:56,534 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=129, Invalid=251, Unknown=0, NotChecked=0, Total=380 [2020-10-28 23:39:56,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9352 states. [2020-10-28 23:39:57,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9352 to 7739. [2020-10-28 23:39:57,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7739 states. [2020-10-28 23:39:57,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7739 states to 7739 states and 10772 transitions. [2020-10-28 23:39:57,577 INFO L78 Accepts]: Start accepts. Automaton has 7739 states and 10772 transitions. Word has length 180 [2020-10-28 23:39:57,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 23:39:57,578 INFO L481 AbstractCegarLoop]: Abstraction has 7739 states and 10772 transitions. [2020-10-28 23:39:57,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 23:39:57,578 INFO L276 IsEmpty]: Start isEmpty. Operand 7739 states and 10772 transitions. [2020-10-28 23:39:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-28 23:39:57,592 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:39:57,592 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 23:39:57,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 23:39:57,593 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:39:57,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:39:57,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1627731863, now seen corresponding path program 1 times [2020-10-28 23:39:57,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:39:57,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1190614831] [2020-10-28 23:39:57,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:39:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:39:57,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:57,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:57,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:39:58,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:00,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:02,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:02,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-28 23:40:02,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 23:40:02,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-28 23:40:02,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:02,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:02,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:40:02,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 116 [2020-10-28 23:40:02,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 23:40:02,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:03,006 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 23:40:03,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:03,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:03,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:03,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:03,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 23:40:03,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:03,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:03,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:03,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:03,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:03,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:03,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:40:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:03,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:03,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:03,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:03,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:40:03,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:03,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:03,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:03,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:03,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:03,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:40:03,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 23:40:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:03,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:03,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:03,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:03,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:03,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:03,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:03,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:40:03,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:40:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:03,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:03,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:03,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:03,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:03,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:03,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:03,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:03,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:03,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:03,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:03,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 23:40:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:03,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:03,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:03,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:03,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:03,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:03,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:03,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:40:03,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 23:40:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:03,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:03,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:03,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:03,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:03,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:03,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:03,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:03,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:03,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:03,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:40:03,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 23:40:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:03,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:03,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:40:03,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:03,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:03,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:03,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:03,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:03,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:03,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:03,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:03,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:03,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:03,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:03,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:03,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:03,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:03,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:03,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:40:03,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 23:40:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:03,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:03,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:04,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:04,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-28 23:40:04,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 23:40:04,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1381 [2020-10-28 23:40:04,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:04,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:04,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:40:04,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 23:40:04,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 23:40:04,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:04,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:04,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:04,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:04,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:04,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:04,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:05,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:05,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-28 23:40:05,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 23:40:05,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 873 [2020-10-28 23:40:05,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:05,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:05,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:40:05,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-28 23:40:05,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 23:40:05,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:05,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:05,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:05,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:05,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:05,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-28 23:40:06,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 23:40:06,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 986 [2020-10-28 23:40:06,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:40:06,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-28 23:40:06,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 23:40:06,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 23:40:06,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:06,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:40:06,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 23:40:06,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:06,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:06,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:06,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:06,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:06,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 23:40:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:06,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:06,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:06,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 23:40:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:06,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:06,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:06,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 23:40:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 23:40:06,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:06,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:06,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 23:40:06,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:40:06,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:06,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:06,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:06,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 23:40:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 23:40:06,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:06,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 23:40:06,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-28 23:40:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 23:40:06,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 23:40:06,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:06,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-28 23:40:06,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 23:40:06,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:06,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 23:40:06,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:06,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:06,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:06,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:06,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 23:40:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:06,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:06,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:06,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 23:40:06,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:06,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:06,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:06,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:06,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:06,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:06,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:06,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:07,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 23:40:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:07,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:07,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:07,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 23:40:07,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:07,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 23:40:07,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:07,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:07,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:07,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 23:40:07,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:07,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:07,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:07,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:07,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:07,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 23:40:07,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:07,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 23:40:07,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:07,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:07,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:07,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:07,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:07,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:07,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:07,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:07,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:07,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:07,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:07,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:07,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:07,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:07,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:07,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:07,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:07,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:07,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:40:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:07,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:07,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:07,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:07,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:07,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:07,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:07,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:07,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:07,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:07,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:07,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:07,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 23:40:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:07,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:07,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:07,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:07,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:07,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:07,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:07,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:07,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:07,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:07,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:07,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:07,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:40:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:07,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:07,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:07,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:07,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:07,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:07,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:07,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:07,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:07,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:07,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:07,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:07,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-28 23:40:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:07,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:07,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:07,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:07,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:07,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:40:07,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:07,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:07,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:07,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 23:40:07,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:07,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-10-28 23:40:07,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1190614831] [2020-10-28 23:40:07,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 23:40:07,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 23:40:07,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506752340] [2020-10-28 23:40:07,336 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 23:40:07,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 23:40:07,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 23:40:07,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-28 23:40:07,338 INFO L87 Difference]: Start difference. First operand 7739 states and 10772 transitions. Second operand 12 states. [2020-10-28 23:40:07,617 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 23:40:09,832 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-28 23:40:21,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 23:40:21,308 INFO L93 Difference]: Finished difference Result 16959 states and 24224 transitions. [2020-10-28 23:40:21,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 23:40:21,309 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 180 [2020-10-28 23:40:21,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 23:40:21,371 INFO L225 Difference]: With dead ends: 16959 [2020-10-28 23:40:21,371 INFO L226 Difference]: Without dead ends: 9244 [2020-10-28 23:40:21,405 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2020-10-28 23:40:21,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9244 states. [2020-10-28 23:40:22,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9244 to 7679. [2020-10-28 23:40:22,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7679 states. [2020-10-28 23:40:22,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7679 states to 7679 states and 10676 transitions. [2020-10-28 23:40:22,311 INFO L78 Accepts]: Start accepts. Automaton has 7679 states and 10676 transitions. Word has length 180 [2020-10-28 23:40:22,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 23:40:22,312 INFO L481 AbstractCegarLoop]: Abstraction has 7679 states and 10676 transitions. [2020-10-28 23:40:22,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 23:40:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 7679 states and 10676 transitions. [2020-10-28 23:40:22,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-28 23:40:22,328 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:40:22,328 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 23:40:22,328 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 23:40:22,328 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:40:22,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:40:22,329 INFO L82 PathProgramCache]: Analyzing trace with hash -770037838, now seen corresponding path program 1 times [2020-10-28 23:40:22,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:40:22,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [487827766] [2020-10-28 23:40:22,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:40:22,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:22,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:22,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:23,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:24,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:24,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-28 23:40:24,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 23:40:24,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2337 [2020-10-28 23:40:24,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:24,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:24,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:40:24,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 224 [2020-10-28 23:40:24,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 23:40:24,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,115 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 23:40:25,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:25,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 23:40:25,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:40:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:25,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:25,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 23:40:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:25,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:25,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:40:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:25,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:25,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 23:40:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:25,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:25,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 23:40:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:25,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:25,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 23:40:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:40:25,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:25,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:25,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:25,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 23:40:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-28 23:40:25,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:25,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 201 [2020-10-28 23:40:25,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-28 23:40:25,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:25,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 150 [2020-10-28 23:40:25,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-28 23:40:25,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:25,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-28 23:40:25,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 23:40:25,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:40:25,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 23:40:25,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:25,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:25,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:25,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:25,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:25,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:25,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:25,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:25,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:25,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:25,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:25,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:25,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 23:40:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:26,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:26,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 23:40:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:26,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:26,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 23:40:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 23:40:26,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:26,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:26,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 23:40:26,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 23:40:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 23:40:26,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:26,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 23:40:26,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 23:40:26,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:26,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 23:40:26,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 23:40:26,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:26,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 23:40:26,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:26,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:26,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 23:40:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 23:40:26,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:26,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 23:40:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 23:40:26,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 23:40:26,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 23:40:26,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 23:40:26,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 23:40:26,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 23:40:26,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:26,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:26,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:40:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:26,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:26,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 23:40:26,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:26,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:26,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:40:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:26,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:26,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-28 23:40:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:26,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:26,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:26,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:26,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:26,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:26,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:26,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:26,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:26,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 23:40:26,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:26,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:26,506 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-10-28 23:40:26,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [487827766] [2020-10-28 23:40:26,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 23:40:26,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-28 23:40:26,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221875676] [2020-10-28 23:40:26,507 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 23:40:26,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 23:40:26,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 23:40:26,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-10-28 23:40:26,508 INFO L87 Difference]: Start difference. First operand 7679 states and 10676 transitions. Second operand 14 states. [2020-10-28 23:40:26,778 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 23:40:27,191 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-28 23:40:27,678 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 23:40:44,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 23:40:44,116 INFO L93 Difference]: Finished difference Result 16761 states and 23799 transitions. [2020-10-28 23:40:44,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 23:40:44,117 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 180 [2020-10-28 23:40:44,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 23:40:44,182 INFO L225 Difference]: With dead ends: 16761 [2020-10-28 23:40:44,183 INFO L226 Difference]: Without dead ends: 9106 [2020-10-28 23:40:44,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=154, Invalid=446, Unknown=0, NotChecked=0, Total=600 [2020-10-28 23:40:44,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9106 states. [2020-10-28 23:40:45,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9106 to 7665. [2020-10-28 23:40:45,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7665 states. [2020-10-28 23:40:45,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7665 states to 7665 states and 10652 transitions. [2020-10-28 23:40:45,234 INFO L78 Accepts]: Start accepts. Automaton has 7665 states and 10652 transitions. Word has length 180 [2020-10-28 23:40:45,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 23:40:45,235 INFO L481 AbstractCegarLoop]: Abstraction has 7665 states and 10652 transitions. [2020-10-28 23:40:45,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 23:40:45,235 INFO L276 IsEmpty]: Start isEmpty. Operand 7665 states and 10652 transitions. [2020-10-28 23:40:45,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-10-28 23:40:45,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:40:45,265 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 23:40:45,265 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 23:40:45,265 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:40:45,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:40:45,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1968655074, now seen corresponding path program 1 times [2020-10-28 23:40:45,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:40:45,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [537419131] [2020-10-28 23:40:45,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:40:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:45,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:45,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:45,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-28 23:40:47,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 23:40:47,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1952 [2020-10-28 23:40:47,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 23:40:47,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-28 23:40:47,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-28 23:40:47,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,610 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 23:40:47,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:47,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-28 23:40:47,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:40:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:47,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 23:40:47,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 23:40:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:47,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:47,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:40:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:47,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:47,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 23:40:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:47,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:47,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:40:47,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 23:40:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:47,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:47,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 23:40:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:40:47,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:47,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:47,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:47,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 23:40:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 23:40:47,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 23:40:47,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:40:47,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 23:40:47,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 23:40:47,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 23:40:47,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:47,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:47,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:40:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:47,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 23:40:47,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 23:40:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:47,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:47,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:40:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:47,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 23:40:47,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 23:40:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 23:40:47,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 23:40:47,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:40:47,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 23:40:47,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:47,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:47,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:47,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:47,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:47,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 23:40:47,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:47,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:47,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:47,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:47,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:47,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:47,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 23:40:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:48,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:48,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:48,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:48,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:48,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:48,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 23:40:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:48,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:48,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:48,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:40:48,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:48,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 23:40:48,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 23:40:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 23:40:48,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:48,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-28 23:40:48,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:40:48,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:48,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 23:40:48,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 23:40:48,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:48,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 23:40:48,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:48,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:48,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:48,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 23:40:48,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:48,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-28 23:40:48,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:48,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 23:40:48,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 23:40:48,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 23:40:48,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:48,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:48,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:48,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:40:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:40:48,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:48,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:48,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:48,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:48,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:48,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 23:40:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 23:40:48,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:48,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:48,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:48,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:48,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:48,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-28 23:40:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:40:48,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:48,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 23:40:48,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:48,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 23:40:48,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:48,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:40:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:48,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:48,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:48,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:48,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:40:48,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:48,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2020-10-28 23:40:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:40:48,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:40:48,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:40:48,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:40:48,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:40:48,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 23:40:48,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:40:48,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:40:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:40:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 23:40:48,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:40:48,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:40:48,440 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2020-10-28 23:40:48,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [537419131] [2020-10-28 23:40:48,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 23:40:48,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 23:40:48,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386407912] [2020-10-28 23:40:48,441 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 23:40:48,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 23:40:48,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 23:40:48,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-28 23:40:48,442 INFO L87 Difference]: Start difference. First operand 7665 states and 10652 transitions. Second operand 12 states. [2020-10-28 23:40:48,708 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 23:40:49,063 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 23:40:49,438 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-28 23:40:50,113 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-10-28 23:40:52,302 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 23:40:53,866 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 168