/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 21:52:29,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 21:52:29,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 21:52:29,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 21:52:29,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 21:52:29,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 21:52:29,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 21:52:29,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 21:52:29,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 21:52:29,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 21:52:29,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 21:52:29,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 21:52:29,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 21:52:29,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 21:52:29,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 21:52:29,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 21:52:29,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 21:52:29,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 21:52:29,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 21:52:29,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 21:52:29,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 21:52:29,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 21:52:29,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 21:52:29,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 21:52:29,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 21:52:29,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 21:52:29,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 21:52:29,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 21:52:29,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 21:52:29,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 21:52:29,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 21:52:29,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 21:52:29,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 21:52:29,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 21:52:29,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 21:52:29,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 21:52:29,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 21:52:29,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 21:52:29,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 21:52:29,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 21:52:29,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 21:52:29,674 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 [2020-10-29 21:52:29,701 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 21:52:29,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 21:52:29,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 21:52:29,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 21:52:29,703 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 21:52:29,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 21:52:29,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 21:52:29,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 21:52:29,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 21:52:29,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 21:52:29,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 21:52:29,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 21:52:29,705 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 21:52:29,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 21:52:29,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 21:52:29,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 21:52:29,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 21:52:29,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 21:52:29,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 21:52:29,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 21:52:29,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 21:52:29,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 21:52:29,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 21:52:29,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 21:52:29,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 21:52:29,709 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 21:52:29,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 21:52:29,709 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 21:52:30,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 21:52:30,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 21:52:30,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 21:52:30,191 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 21:52:30,192 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 21:52:30,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 21:52:30,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/982db39bf/0e5ad01d61244ea794948c33188d7cd2/FLAG6b5624981 [2020-10-29 21:52:31,469 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 21:52:31,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 21:52:31,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/982db39bf/0e5ad01d61244ea794948c33188d7cd2/FLAG6b5624981 [2020-10-29 21:52:31,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/982db39bf/0e5ad01d61244ea794948c33188d7cd2 [2020-10-29 21:52:31,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 21:52:31,850 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 21:52:31,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 21:52:31,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 21:52:31,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 21:52:31,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:52:31" (1/1) ... [2020-10-29 21:52:31,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6540c348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:31, skipping insertion in model container [2020-10-29 21:52:31,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:52:31" (1/1) ... [2020-10-29 21:52:31,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 21:52:32,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 21:52:33,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:52:33,439 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 21:52:33,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:52:34,141 INFO L208 MainTranslator]: Completed translation [2020-10-29 21:52:34,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34 WrapperNode [2020-10-29 21:52:34,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 21:52:34,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 21:52:34,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 21:52:34,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 21:52:34,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34" (1/1) ... [2020-10-29 21:52:34,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34" (1/1) ... [2020-10-29 21:52:34,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34" (1/1) ... [2020-10-29 21:52:34,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34" (1/1) ... [2020-10-29 21:52:34,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34" (1/1) ... [2020-10-29 21:52:34,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34" (1/1) ... [2020-10-29 21:52:34,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34" (1/1) ... [2020-10-29 21:52:34,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 21:52:34,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 21:52:34,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 21:52:34,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 21:52:34,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 21:52:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 21:52:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 21:52:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-29 21:52:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-29 21:52:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-29 21:52:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2020-10-29 21:52:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-29 21:52:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2020-10-29 21:52:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-29 21:52:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 21:52:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-29 21:52:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-29 21:52:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-29 21:52:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-29 21:52:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-29 21:52:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-29 21:52:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del [2020-10-29 21:52:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2020-10-29 21:52:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-29 21:52:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-29 21:52:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-29 21:52:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-29 21:52:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-29 21:52:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-29 21:52:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-29 21:52:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 21:52:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 21:52:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 21:52:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-29 21:52:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-29 21:52:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 21:52:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 21:52:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 21:52:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 21:52:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-29 21:52:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-29 21:52:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-29 21:52:34,613 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-29 21:52:34,613 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2020-10-29 21:52:34,613 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2020-10-29 21:52:34,613 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2020-10-29 21:52:34,613 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2020-10-29 21:52:34,613 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2020-10-29 21:52:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_alloc_request [2020-10-29 21:52:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2020-10-29 21:52:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2020-10-29 21:52:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2020-10-29 21:52:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2020-10-29 21:52:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_selfpowered [2020-10-29 21:52:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2020-10-29 21:52:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_controller_number [2020-10-29 21:52:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure utf8_to_utf16le [2020-10-29 21:52:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_get_string [2020-10-29 21:52:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_descriptor_fillbuf [2020-10-29 21:52:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_config_buf [2020-10-29 21:52:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_copy_descriptors [2020-10-29 21:52:34,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_endpoint [2020-10-29 21:52:34,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_matches [2020-10-29 21:52:34,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2020-10-29 21:52:34,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig_reset [2020-10-29 21:52:34,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2020-10-29 21:52:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2020-10-29 21:52:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_complete [2020-10-29 21:52:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_complete [2020-10-29 21:52:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2020-10-29 21:52:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2020-10-29 21:52:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2020-10-29 21:52:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_read [2020-10-29 21:52:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_write [2020-10-29 21:52:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2020-10-29 21:52:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2020-10-29 21:52:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_ioctl [2020-10-29 21:52:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2020-10-29 21:52:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2020-10-29 21:52:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_set_config [2020-10-29 21:52:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure config_buf [2020-10-29 21:52:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2020-10-29 21:52:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2020-10-29 21:52:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2020-10-29 21:52:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2020-10-29 21:52:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_disconnect [2020-10-29 21:52:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2020-10-29 21:52:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2020-10-29 21:52:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-29 21:52:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 21:52:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_driver_1 [2020-10-29 21:52:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2020-10-29 21:52:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 21:52:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-29 21:52:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-29 21:52:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_7 [2020-10-29 21:52:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init_8 [2020-10-29 21:52:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_chrdev_region_9 [2020-10-29 21:52:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_class_destroy_10 [2020-10-29 21:52:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_gadget_register_driver_11 [2020-10-29 21:52:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_class_destroy_12 [2020-10-29 21:52:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region_13 [2020-10-29 21:52:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_class_destroy_14 [2020-10-29 21:52:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region_15 [2020-10-29 21:52:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_gadget_unregister_driver_16 [2020-10-29 21:52:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 21:52:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-29 21:52:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 21:52:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 21:52:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 21:52:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 21:52:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_create_class [2020-10-29 21:52:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_class [2020-10-29 21:52:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2020-10-29 21:52:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev [2020-10-29 21:52:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_region [2020-10-29 21:52:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2020-10-29 21:52:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_usb_gadget [2020-10-29 21:52:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_usb_gadget [2020-10-29 21:52:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 21:52:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-29 21:52:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-29 21:52:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-29 21:52:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-29 21:52:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-29 21:52:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-29 21:52:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-29 21:52:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-29 21:52:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-29 21:52:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-29 21:52:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-29 21:52:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_chrdev_region [2020-10-29 21:52:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2020-10-29 21:52:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2020-10-29 21:52:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_init [2020-10-29 21:52:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2020-10-29 21:52:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-29 21:52:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-29 21:52:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-29 21:52:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-29 21:52:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2020-10-29 21:52:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2020-10-29 21:52:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-29 21:52:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 21:52:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-29 21:52:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-29 21:52:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-29 21:52:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-29 21:52:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-10-29 21:52:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-29 21:52:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-29 21:52:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2020-10-29 21:52:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-29 21:52:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2020-10-29 21:52:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_register_driver [2020-10-29 21:52:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_unregister_driver [2020-10-29 21:52:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-29 21:52:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-29 21:52:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2020-10-29 21:52:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 21:52:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 21:52:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 21:52:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 21:52:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 21:52:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 21:52:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 21:52:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 21:52:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 21:52:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 21:52:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2020-10-29 21:52:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 21:52:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-29 21:52:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-29 21:52:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-29 21:52:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-29 21:52:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2020-10-29 21:52:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-29 21:52:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-29 21:52:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 21:52:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 21:52:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_create_class [2020-10-29 21:52:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2020-10-29 21:52:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_region [2020-10-29 21:52:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2020-10-29 21:52:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_usb_gadget [2020-10-29 21:52:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_usb_gadget [2020-10-29 21:52:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-29 21:52:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-29 21:52:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 21:52:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-29 21:52:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-10-29 21:52:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-29 21:52:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2020-10-29 21:52:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-29 21:52:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-29 21:52:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-29 21:52:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-29 21:52:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 21:52:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-29 21:52:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-29 21:52:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 21:52:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-29 21:52:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del [2020-10-29 21:52:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-29 21:52:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2020-10-29 21:52:34,640 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-29 21:52:34,640 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-29 21:52:34,640 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-29 21:52:34,640 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-29 21:52:34,640 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-29 21:52:34,640 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-29 21:52:34,640 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-29 21:52:34,641 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-29 21:52:34,641 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-29 21:52:34,641 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-29 21:52:34,641 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-29 21:52:34,641 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-29 21:52:34,641 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-10-29 21:52:34,641 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-29 21:52:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2020-10-29 21:52:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-29 21:52:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-29 21:52:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-29 21:52:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 21:52:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 21:52:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-29 21:52:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-29 21:52:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 21:52:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 21:52:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 21:52:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 21:52:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 21:52:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 21:52:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 21:52:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 21:52:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-29 21:52:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-29 21:52:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 21:52:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 21:52:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 21:52:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 21:52:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_driver_1 [2020-10-29 21:52:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2020-10-29 21:52:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-29 21:52:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-29 21:52:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-29 21:52:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-29 21:52:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-29 21:52:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-29 21:52:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-29 21:52:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2020-10-29 21:52:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2020-10-29 21:52:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_class_destroy_10 [2020-10-29 21:52:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_class_destroy_12 [2020-10-29 21:52:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_class_destroy_14 [2020-10-29 21:52:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-29 21:52:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-29 21:52:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2020-10-29 21:52:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2020-10-29 21:52:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-29 21:52:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-29 21:52:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_chrdev_region [2020-10-29 21:52:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_chrdev_region_9 [2020-10-29 21:52:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2020-10-29 21:52:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region_13 [2020-10-29 21:52:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region_15 [2020-10-29 21:52:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2020-10-29 21:52:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-29 21:52:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2020-10-29 21:52:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init_8 [2020-10-29 21:52:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2020-10-29 21:52:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2020-10-29 21:52:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_7 [2020-10-29 21:52:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2020-10-29 21:52:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 21:52:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2020-10-29 21:52:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-29 21:52:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2020-10-29 21:52:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-29 21:52:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_alloc_request [2020-10-29 21:52:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2020-10-29 21:52:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2020-10-29 21:52:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-29 21:52:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2020-10-29 21:52:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2020-10-29 21:52:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2020-10-29 21:52:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2020-10-29 21:52:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_selfpowered [2020-10-29 21:52:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-29 21:52:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2020-10-29 21:52:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_register_driver [2020-10-29 21:52:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_gadget_register_driver_11 [2020-10-29 21:52:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unregister_driver [2020-10-29 21:52:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_gadget_unregister_driver_16 [2020-10-29 21:52:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_get_string [2020-10-29 21:52:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_descriptor_fillbuf [2020-10-29 21:52:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_config_buf [2020-10-29 21:52:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_copy_descriptors [2020-10-29 21:52:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_endpoint [2020-10-29 21:52:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2020-10-29 21:52:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig_reset [2020-10-29 21:52:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_controller_number [2020-10-29 21:52:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure utf8_to_utf16le [2020-10-29 21:52:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 21:52:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 21:52:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 21:52:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure ep_matches [2020-10-29 21:52:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2020-10-29 21:52:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2020-10-29 21:52:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure rx_complete [2020-10-29 21:52:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure tx_complete [2020-10-29 21:52:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2020-10-29 21:52:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2020-10-29 21:52:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2020-10-29 21:52:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure printer_read [2020-10-29 21:52:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 21:52:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure printer_write [2020-10-29 21:52:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2020-10-29 21:52:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2020-10-29 21:52:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure printer_ioctl [2020-10-29 21:52:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2020-10-29 21:52:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2020-10-29 21:52:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure printer_set_config [2020-10-29 21:52:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure config_buf [2020-10-29 21:52:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2020-10-29 21:52:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2020-10-29 21:52:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2020-10-29 21:52:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2020-10-29 21:52:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure printer_disconnect [2020-10-29 21:52:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2020-10-29 21:52:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2020-10-29 21:52:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-29 21:52:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 21:52:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 21:52:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 21:52:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 21:52:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 21:52:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-29 21:52:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 21:52:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 21:52:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_class [2020-10-29 21:52:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev [2020-10-29 21:52:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 21:52:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 21:52:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 21:52:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 21:52:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 21:52:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 21:52:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 21:52:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 21:52:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 21:52:36,002 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 21:53:17,203 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 21:53:17,204 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 21:53:17,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:53:17 BoogieIcfgContainer [2020-10-29 21:53:17,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 21:53:17,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 21:53:17,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 21:53:17,219 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 21:53:17,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 09:52:31" (1/3) ... [2020-10-29 21:53:17,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16219d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:53:17, skipping insertion in model container [2020-10-29 21:53:17,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34" (2/3) ... [2020-10-29 21:53:17,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16219d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:53:17, skipping insertion in model container [2020-10-29 21:53:17,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:53:17" (3/3) ... [2020-10-29 21:53:17,224 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 21:53:17,238 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 21:53:17,246 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 21:53:17,265 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 21:53:17,318 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 21:53:17,318 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 21:53:17,318 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 21:53:17,319 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 21:53:17,319 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 21:53:17,319 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 21:53:17,319 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 21:53:17,319 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 21:53:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states. [2020-10-29 21:53:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-29 21:53:17,406 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:53:17,407 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 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] [2020-10-29 21:53:17,408 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:53:17,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:53:17,415 INFO L82 PathProgramCache]: Analyzing trace with hash 82141600, now seen corresponding path program 1 times [2020-10-29 21:53:17,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:53:17,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1711818016] [2020-10-29 21:53:17,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:53:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:18,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:19,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:20,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:20,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:25,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:25,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-29 21:53:25,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 21:53:25,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7027 [2020-10-29 21:53:25,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:25,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:25,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:53:25,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 223 [2020-10-29 21:53:25,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 21:53:25,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 21:53:29,763 WARN L193 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 859 [2020-10-29 21:53:29,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:53:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:29,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:30,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:30,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:30,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:30,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1041 [2020-10-29 21:53:30,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:30,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:30,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:30,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:30,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:30,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 21:53:31,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:53:31,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 21:53:31,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:31,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:53:31,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:31,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:31,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-29 21:53:31,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 21:53:31,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:53:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:53:31,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 21:53:31,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:31,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:53:31,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:31,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:53:31,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:31,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 21:53:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:53:31,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 21:53:31,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:31,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:53:31,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:31,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:53:31,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 21:53:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:53:31,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 21:53:31,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:31,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:31,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:53:31,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:31,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:31,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:53:31,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:31,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 21:53:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:53:31,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 21:53:31,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:31,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:31,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:53:31,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:31,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:53:31,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 21:53:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:53:31,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 21:53:31,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:31,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:53:31,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:31,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:31,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:53:31,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:31,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 21:53:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:53:31,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:53:31,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:31,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:31,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 21:53:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:31,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:31,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-29 21:53:31,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:31,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:53:31,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:53:31,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:31,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:31,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:31,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:31,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 21:53:31,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:31,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:31,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:31,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:31,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 21:53:31,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 21:53:31,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-29 21:53:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:31,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:31,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:32,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:32,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 21:53:32,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:32,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:53:32,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:53:32,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:32,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:32,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:32,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:32,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 21:53:32,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 21:53:32,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:32,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 21:53:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:32,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:32,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:32,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-29 21:53:32,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:32,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:53:32,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:53:32,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:32,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:32,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:32,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:32,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 21:53:32,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:32,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:32,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 21:53:32,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:32,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-29 21:53:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:32,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:32,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:32,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-29 21:53:32,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:32,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:53:32,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:53:32,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:32,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:32,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:32,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:32,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 21:53:32,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:32,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:32,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 21:53:32,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:32,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-29 21:53:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:32,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:32,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:32,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-29 21:53:32,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:32,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:53:32,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:53:32,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:32,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:32,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:32,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:32,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 21:53:32,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:53:32,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:32,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 21:53:32,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:32,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-29 21:53:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:32,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:32,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:32,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:53:32,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:32,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:53:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:32,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:32,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-29 21:53:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:32,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:32,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:32,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:32,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:32,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:53:32,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:32,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:32,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:32,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:53:32,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:32,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:33,056 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2020-10-29 21:53:33,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1711818016] [2020-10-29 21:53:33,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 21:53:33,059 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 21:53:33,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981335554] [2020-10-29 21:53:33,079 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 21:53:33,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:53:33,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 21:53:33,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-29 21:53:33,098 INFO L87 Difference]: Start difference. First operand 1547 states. Second operand 13 states. [2020-10-29 21:53:45,020 WARN L193 SmtUtils]: Spent 9.28 s on a formula simplification. DAG size of input: 879 DAG size of output: 864 [2020-10-29 21:53:49,517 WARN L193 SmtUtils]: Spent 4.36 s on a formula simplification that was a NOOP. DAG size: 862 [2020-10-29 21:53:54,278 WARN L193 SmtUtils]: Spent 4.63 s on a formula simplification that was a NOOP. DAG size: 864 [2020-10-29 21:54:03,972 WARN L193 SmtUtils]: Spent 9.53 s on a formula simplification. DAG size of input: 883 DAG size of output: 869 [2020-10-29 21:54:08,653 WARN L193 SmtUtils]: Spent 4.39 s on a formula simplification that was a NOOP. DAG size: 863 [2020-10-29 21:54:17,956 WARN L193 SmtUtils]: Spent 9.20 s on a formula simplification. DAG size of input: 881 DAG size of output: 867 [2020-10-29 21:54:23,110 WARN L193 SmtUtils]: Spent 4.68 s on a formula simplification that was a NOOP. DAG size: 861 [2020-10-29 21:54:37,554 WARN L193 SmtUtils]: Spent 4.53 s on a formula simplification that was a NOOP. DAG size: 864 [2020-10-29 21:54:42,564 WARN L193 SmtUtils]: Spent 4.77 s on a formula simplification that was a NOOP. DAG size: 866 [2020-10-29 21:55:39,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:55:39,589 INFO L93 Difference]: Finished difference Result 4885 states and 6981 transitions. [2020-10-29 21:55:39,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-29 21:55:39,592 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 184 [2020-10-29 21:55:39,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:55:39,661 INFO L225 Difference]: With dead ends: 4885 [2020-10-29 21:55:39,661 INFO L226 Difference]: Without dead ends: 3374 [2020-10-29 21:55:39,679 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 60.6s TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2020-10-29 21:55:39,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3374 states. [2020-10-29 21:55:40,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3374 to 2758. [2020-10-29 21:55:40,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2758 states. [2020-10-29 21:55:40,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 2758 states and 3781 transitions. [2020-10-29 21:55:40,909 INFO L78 Accepts]: Start accepts. Automaton has 2758 states and 3781 transitions. Word has length 184 [2020-10-29 21:55:40,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:55:40,910 INFO L481 AbstractCegarLoop]: Abstraction has 2758 states and 3781 transitions. [2020-10-29 21:55:40,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 21:55:40,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 3781 transitions. [2020-10-29 21:55:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-10-29 21:55:40,917 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:55:40,917 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 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] [2020-10-29 21:55:40,917 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 21:55:40,918 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:55:40,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:55:40,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1561847540, now seen corresponding path program 1 times [2020-10-29 21:55:40,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:55:40,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1774857448] [2020-10-29 21:55:40,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:55:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:41,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:45,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:45,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:46,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:46,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-29 21:55:46,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:55:46,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-29 21:55:46,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:46,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:46,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:55:46,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:55:46,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 249 [2020-10-29 21:55:46,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:50,970 WARN L193 SmtUtils]: Spent 4.53 s on a formula simplification that was a NOOP. DAG size: 859 [2020-10-29 21:55:50,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:55:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:51,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:52,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:52,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:52,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:52,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1813 [2020-10-29 21:55:52,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:52,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:52,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:52,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:52,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 21:55:52,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:55:53,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 21:55:53,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 21:55:53,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:53,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:55:53,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:53,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:55:53,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:55:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:55:53,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 21:55:53,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 21:55:53,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:53,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:55:53,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:53,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:55:53,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 21:55:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:55:53,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 21:55:53,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 21:55:53,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:53,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:53,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:53,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:53,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 21:55:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:55:53,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 21:55:53,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 21:55:53,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:53,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:53,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:53,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:53,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 21:55:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:55:53,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 21:55:53,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 21:55:53,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:53,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:55:53,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:53,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:53,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 21:55:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:55:53,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 21:55:53,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 21:55:53,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:53,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:55:53,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:53,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:55:53,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 21:55:53,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:55:53,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:55:53,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 21:55:53,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 21:55:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 21:55:53,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:55:53,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-29 21:55:53,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:55:53,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 21:55:53,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:55:53,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 21:55:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 21:55:53,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:55:53,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-29 21:55:53,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:55:53,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 21:55:53,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:55:53,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-29 21:55:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 21:55:53,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:55:53,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-29 21:55:53,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:53,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:55:53,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:53,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 21:55:53,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:53,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:55:53,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:53,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:53,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:53,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:53,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:53,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:53,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-29 21:55:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:53,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:53,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:54,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:54,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 21:55:54,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:55:54,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-29 21:55:54,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:54,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:54,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:54,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:54,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:55:54,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:54,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:54,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:54,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:54,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 21:55:54,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:54,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:55:54,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:54,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:54,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:54,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:54,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:54,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:54,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-29 21:55:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:54,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:54,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:54,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:54,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 21:55:54,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:55:54,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-29 21:55:54,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:54,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:54,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:54,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:55:54,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:54,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:54,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:54,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:54,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 21:55:54,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:54,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:55:54,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:54,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:54,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:54,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:54,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:54,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:55:54,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-29 21:55:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:54,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:54,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:54,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:54,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:54,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:55:54,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:54,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:54,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:55:54,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:54,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:55:54,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:54,467 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2020-10-29 21:55:54,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1774857448] [2020-10-29 21:55:54,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:55:54,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 21:55:54,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732474923] [2020-10-29 21:55:54,471 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 21:55:54,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:55:54,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 21:55:54,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-29 21:55:54,472 INFO L87 Difference]: Start difference. First operand 2758 states and 3781 transitions. Second operand 8 states. [2020-10-29 21:56:01,429 WARN L193 SmtUtils]: Spent 4.72 s on a formula simplification that was a NOOP. DAG size: 861