/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 05:05:43,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 05:05:43,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 05:05:43,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 05:05:43,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 05:05:43,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 05:05:43,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 05:05:43,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 05:05:43,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 05:05:43,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 05:05:43,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 05:05:43,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 05:05:43,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 05:05:43,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 05:05:43,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 05:05:43,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 05:05:43,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 05:05:43,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 05:05:43,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 05:05:43,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 05:05:43,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 05:05:43,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 05:05:43,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 05:05:43,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 05:05:43,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 05:05:43,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 05:05:43,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 05:05:43,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 05:05:43,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 05:05:43,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 05:05:43,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 05:05:43,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 05:05:43,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 05:05:43,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 05:05:43,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 05:05:43,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 05:05:43,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 05:05:43,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 05:05:43,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 05:05:43,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 05:05:43,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 05:05:43,678 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 [2020-09-25 05:05:43,704 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 05:05:43,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 05:05:43,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 05:05:43,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 05:05:43,706 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 05:05:43,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 05:05:43,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 05:05:43,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 05:05:43,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 05:05:43,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 05:05:43,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 05:05:43,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 05:05:43,708 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 05:05:43,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 05:05:43,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 05:05:43,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 05:05:43,708 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 05:05:43,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 05:05:43,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 05:05:43,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 05:05:43,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 05:05:43,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 05:05:43,710 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 05:05:43,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 05:05:43,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 05:05:43,710 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 05:05:43,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 05:05:43,711 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; [2020-09-25 05:05:44,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 05:05:44,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 05:05:44,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 05:05:44,241 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 05:05:44,241 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 05:05:44,243 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 05:05:44,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6a98c5e52/81c09fe1cbad4a9e8ccdc843dfd95ea5/FLAG674dc091f [2020-09-25 05:05:45,218 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 05:05:45,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 05:05:45,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6a98c5e52/81c09fe1cbad4a9e8ccdc843dfd95ea5/FLAG674dc091f [2020-09-25 05:05:45,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6a98c5e52/81c09fe1cbad4a9e8ccdc843dfd95ea5 [2020-09-25 05:05:45,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 05:05:45,693 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 05:05:45,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 05:05:45,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 05:05:45,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 05:05:45,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:05:45" (1/1) ... [2020-09-25 05:05:45,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e75dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:45, skipping insertion in model container [2020-09-25 05:05:45,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:05:45" (1/1) ... [2020-09-25 05:05:45,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 05:05:45,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 05:05:47,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:05:47,532 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 05:05:47,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:05:47,921 INFO L208 MainTranslator]: Completed translation [2020-09-25 05:05:47,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47 WrapperNode [2020-09-25 05:05:47,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 05:05:47,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 05:05:47,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 05:05:47,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 05:05:47,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47" (1/1) ... [2020-09-25 05:05:47,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47" (1/1) ... [2020-09-25 05:05:48,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47" (1/1) ... [2020-09-25 05:05:48,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47" (1/1) ... [2020-09-25 05:05:48,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47" (1/1) ... [2020-09-25 05:05:48,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47" (1/1) ... [2020-09-25 05:05:48,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47" (1/1) ... [2020-09-25 05:05:48,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 05:05:48,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 05:05:48,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 05:05:48,197 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 05:05:48,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47" (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 [2020-09-25 05:05:48,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 05:05:48,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 05:05:48,307 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 05:05:48,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 05:05:48,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-25 05:05:48,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-09-25 05:05:48,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-09-25 05:05:48,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-25 05:05:48,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-25 05:05:48,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-25 05:05:48,313 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2020-09-25 05:05:48,313 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2020-09-25 05:05:48,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2020-09-25 05:05:48,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2020-09-25 05:05:48,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2020-09-25 05:05:48,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2020-09-25 05:05:48,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-09-25 05:05:48,320 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 05:05:48,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-09-25 05:05:48,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2020-09-25 05:05:48,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-09-25 05:05:48,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2020-09-25 05:05:48,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-09-25 05:05:48,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2020-09-25 05:05:48,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2020-09-25 05:05:48,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 05:05:48,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 05:05:48,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-09-25 05:05:48,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-09-25 05:05:48,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 05:05:48,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-09-25 05:05:48,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-25 05:05:48,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-25 05:05:48,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-25 05:05:48,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-25 05:05:48,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 05:05:48,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 05:05:48,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 05:05:48,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 05:05:48,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 05:05:48,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 05:05:48,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 05:05:48,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 05:05:48,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 05:05:48,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 05:05:48,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 05:05:48,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 05:05:48,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-09-25 05:05:48,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-09-25 05:05:48,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-09-25 05:05:48,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 05:05:48,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-09-25 05:05:48,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-09-25 05:05:48,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-09-25 05:05:48,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-09-25 05:05:48,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 05:05:48,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-09-25 05:05:48,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 05:05:48,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 05:05:48,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 05:05:48,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 05:05:48,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 05:05:48,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 05:05:48,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 05:05:48,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 05:05:48,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 05:05:48,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 05:05:48,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 05:05:48,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 05:05:48,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2020-09-25 05:05:48,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2020-09-25 05:05:48,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2020-09-25 05:05:48,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 05:05:48,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2020-09-25 05:05:48,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2020-09-25 05:05:48,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2020-09-25 05:05:48,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2020-09-25 05:05:48,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 05:05:48,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2020-09-25 05:05:48,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 05:05:48,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-09-25 05:05:48,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 05:05:48,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-09-25 05:05:48,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-09-25 05:05:48,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-09-25 05:05:48,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-25 05:05:48,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-09-25 05:05:48,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-09-25 05:05:48,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-09-25 05:05:48,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2020-09-25 05:05:48,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2020-09-25 05:05:48,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2020-09-25 05:05:48,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2020-09-25 05:05:48,353 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 05:05:48,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-25 05:05:48,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 05:05:48,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 05:05:48,355 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-25 05:05:48,355 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-09-25 05:05:48,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2020-09-25 05:05:48,355 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-25 05:05:48,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2020-09-25 05:05:48,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-09-25 05:05:48,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2020-09-25 05:05:48,356 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 05:05:48,356 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 05:05:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 05:05:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-25 05:05:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 05:05:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 05:05:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 05:05:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 05:05:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 05:05:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 05:05:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-09-25 05:05:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-09-25 05:05:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-25 05:05:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-25 05:05:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-25 05:05:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-25 05:05:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-09-25 05:05:48,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 05:05:48,362 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-09-25 05:05:48,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-09-25 05:05:48,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-09-25 05:05:48,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2020-09-25 05:05:48,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 05:05:48,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 05:05:48,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-09-25 05:05:48,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-09-25 05:05:48,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 05:05:48,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 05:05:48,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 05:05:48,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2020-09-25 05:05:48,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 05:05:48,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-09-25 05:05:48,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 05:05:48,374 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-09-25 05:05:48,375 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-09-25 05:05:48,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-09-25 05:05:48,375 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-09-25 05:05:48,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-09-25 05:05:48,376 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2020-09-25 05:05:48,376 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2020-09-25 05:05:48,377 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2020-09-25 05:05:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2020-09-25 05:05:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2020-09-25 05:05:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2020-09-25 05:05:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 05:05:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 05:05:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2020-09-25 05:05:48,388 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2020-09-25 05:05:48,389 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2020-09-25 05:05:48,389 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2020-09-25 05:05:48,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 05:05:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-09-25 05:05:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 05:05:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 05:05:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 05:05:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 05:05:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 05:05:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-09-25 05:05:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-25 05:05:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-25 05:05:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-25 05:05:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-25 05:05:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 05:05:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 05:05:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 05:05:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 05:05:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 05:05:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 05:05:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 05:05:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 05:05:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 05:05:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 05:05:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-09-25 05:05:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-09-25 05:05:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 05:05:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-09-25 05:05:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-09-25 05:05:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-09-25 05:05:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 05:05:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-09-25 05:05:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 05:05:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 05:05:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 05:05:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 05:05:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 05:05:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 05:05:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 05:05:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 05:05:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 05:05:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2020-09-25 05:05:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2020-09-25 05:05:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2020-09-25 05:05:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 05:05:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2020-09-25 05:05:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2020-09-25 05:05:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2020-09-25 05:05:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2020-09-25 05:05:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 05:05:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 05:05:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 05:05:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 05:05:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 05:05:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 05:05:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 05:05:48,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 05:05:49,203 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-25 05:05:51,248 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 05:05:51,248 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 05:05:51,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:05:51 BoogieIcfgContainer [2020-09-25 05:05:51,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 05:05:51,269 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 05:05:51,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 05:05:51,273 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 05:05:51,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 05:05:45" (1/3) ... [2020-09-25 05:05:51,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4a8b9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:05:51, skipping insertion in model container [2020-09-25 05:05:51,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:47" (2/3) ... [2020-09-25 05:05:51,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4a8b9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:05:51, skipping insertion in model container [2020-09-25 05:05:51,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:05:51" (3/3) ... [2020-09-25 05:05:51,278 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 05:05:51,290 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 05:05:51,304 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 05:05:51,329 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 05:05:51,368 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 05:05:51,368 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 05:05:51,368 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 05:05:51,368 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 05:05:51,368 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 05:05:51,369 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 05:05:51,369 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 05:05:51,369 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 05:05:51,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states. [2020-09-25 05:05:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 852 [2020-09-25 05:05:51,519 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:05:51,524 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:05:51,524 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:05:51,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:05:51,534 INFO L82 PathProgramCache]: Analyzing trace with hash 942058458, now seen corresponding path program 1 times [2020-09-25 05:05:51,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:05:51,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1953700515] [2020-09-25 05:05:51,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:05:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:53,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:55,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:57,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:57,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 910 [2020-09-25 05:05:57,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 05:05:57,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5058 [2020-09-25 05:05:57,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:57,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:57,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:05:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 634 [2020-09-25 05:05:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 05:05:57,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 05:05:58,939 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 05:05:58,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:05:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:59,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:00,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:00,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 05:06:00,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:00,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1404 [2020-09-25 05:06:00,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:00,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:00,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:00,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:00,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 630 [2020-09-25 05:06:00,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:01,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 05:06:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:01,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:02,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-09-25 05:06:02,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:02,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:02,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:02,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:02,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-25 05:06:02,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:02,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:02,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:02,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:02,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 05:06:02,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:02,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:02,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 05:06:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:02,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:02,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-09-25 05:06:02,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:02,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:02,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:02,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 05:06:02,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:02,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:02,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:02,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:02,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 05:06:02,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:02,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:02,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 05:06:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:02,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:02,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 146 [2020-09-25 05:06:02,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:02,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:02,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:02,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:02,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 05:06:02,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:02,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:02,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:02,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:02,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 05:06:02,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:02,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:02,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 05:06:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:02,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:02,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:02,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:02,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:02,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-09-25 05:06:02,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:02,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:02,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:02,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:02,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:02,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:02,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:03,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:03,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:03,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:03,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 05:06:03,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:03,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:03,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:03,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:03,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:03,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 05:06:03,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:03,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:03,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:03,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:03,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 05:06:03,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:03,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:03,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:03,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:03,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:03,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:03,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 05:06:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:03,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:03,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:03,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:03,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-09-25 05:06:03,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:03,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:03,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:03,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:03,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:03,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:03,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:03,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-25 05:06:03,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:03,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:03,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:03,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:03,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:03,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:03,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:03,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:03,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-09-25 05:06:03,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:03,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:03,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:03,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:03,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:03,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:06:03,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 05:06:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:03,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:03,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:03,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:03,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-09-25 05:06:03,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:03,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:03,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:03,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:03,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:03,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:03,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:03,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:03,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:03,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:03,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-09-25 05:06:03,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:03,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:03,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:03,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:03,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:03,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:03,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:03,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:03,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:03,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:03,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-25 05:06:03,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:03,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:03,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:03,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:03,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:03,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:06:03,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 05:06:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:03,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:03,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:06:03,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:03,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-09-25 05:06:03,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:03,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:03,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:03,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:03,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 05:06:03,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:06:03,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 05:06:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:03,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:04,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:04,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:04,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 05:06:04,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 05:06:04,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 366 [2020-09-25 05:06:04,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:04,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:04,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:04,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:04,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 05:06:04,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:04,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:04,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:04,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:04,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:04,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:04,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-09-25 05:06:04,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:04,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:04,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:04,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:04,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:04,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:04,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 05:06:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:04,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:04,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:04,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 05:06:04,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:04,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-09-25 05:06:04,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:04,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 05:06:04,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:04,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:06:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:04,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:04,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:04,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 05:06:04,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:04,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-25 05:06:04,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:04,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:04,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:04,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:04,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:04,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:04,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 05:06:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:04,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:04,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:04,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:04,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:04,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 05:06:04,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:04,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:04,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:04,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:04,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:04,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:05,292 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-09-25 05:06:05,293 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1953700515] [2020-09-25 05:06:05,295 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:06:05,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 05:06:05,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696340115] [2020-09-25 05:06:05,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 05:06:05,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:06:05,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 05:06:05,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 05:06:05,327 INFO L87 Difference]: Start difference. First operand 1443 states. Second operand 8 states. [2020-09-25 05:06:05,823 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 05:06:11,035 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 05:06:11,701 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 05:06:12,620 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-25 05:06:15,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:06:15,160 INFO L93 Difference]: Finished difference Result 1583 states and 1762 transitions. [2020-09-25 05:06:15,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-25 05:06:15,162 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 851 [2020-09-25 05:06:15,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:06:15,197 INFO L225 Difference]: With dead ends: 1583 [2020-09-25 05:06:15,197 INFO L226 Difference]: Without dead ends: 1113 [2020-09-25 05:06:15,207 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-09-25 05:06:15,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2020-09-25 05:06:15,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1085. [2020-09-25 05:06:15,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2020-09-25 05:06:15,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1146 transitions. [2020-09-25 05:06:15,441 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1146 transitions. Word has length 851 [2020-09-25 05:06:15,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:06:15,444 INFO L479 AbstractCegarLoop]: Abstraction has 1085 states and 1146 transitions. [2020-09-25 05:06:15,444 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 05:06:15,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1146 transitions. [2020-09-25 05:06:15,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2020-09-25 05:06:15,468 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:06:15,469 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:06:15,469 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 05:06:15,470 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:06:15,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:06:15,470 INFO L82 PathProgramCache]: Analyzing trace with hash -861147461, now seen corresponding path program 1 times [2020-09-25 05:06:15,471 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:06:15,471 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [202646355] [2020-09-25 05:06:15,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:06:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:16,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:18,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:19,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:21,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:21,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 911 [2020-09-25 05:06:21,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 05:06:21,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5148 [2020-09-25 05:06:21,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:21,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:21,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:21,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 635 [2020-09-25 05:06:21,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 05:06:21,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:22,229 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 05:06:22,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:06:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:22,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:23,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:23,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 05:06:23,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:23,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1096 [2020-09-25 05:06:23,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:23,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:23,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:23,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:23,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 631 [2020-09-25 05:06:23,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:23,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 05:06:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:23,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:24,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-09-25 05:06:24,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:24,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:24,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:24,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 05:06:24,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:24,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:24,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:24,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 05:06:24,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:24,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:24,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 05:06:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:24,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-09-25 05:06:24,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:24,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:24,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:24,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 05:06:24,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:24,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:24,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:24,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-25 05:06:24,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:24,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:24,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 05:06:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:24,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-09-25 05:06:24,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:24,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:24,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:24,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-25 05:06:24,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:24,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:24,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:24,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-25 05:06:24,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:24,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:24,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 05:06:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:24,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-09-25 05:06:24,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:24,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:24,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 05:06:24,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:24,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:24,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:24,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-25 05:06:24,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:24,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:24,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 05:06:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:24,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:24,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:24,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:24,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-09-25 05:06:24,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:24,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:24,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:24,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:24,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:24,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:24,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:24,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:25,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:25,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 05:06:25,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:25,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:25,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:25,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:25,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 05:06:25,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:25,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:25,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 05:06:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 05:06:25,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:25,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-09-25 05:06:25,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:25,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 05:06:25,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:25,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:25,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-25 05:06:25,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:25,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:06:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:25,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:25,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 05:06:25,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:25,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:25,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 05:06:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:06:25,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:25,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 05:06:25,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:25,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 05:06:25,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 05:06:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 05:06:25,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 05:06:25,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 317 [2020-09-25 05:06:25,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:25,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 05:06:25,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 05:06:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:06:25,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:25,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-25 05:06:25,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:25,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 05:06:25,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 05:06:25,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:25,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-09-25 05:06:25,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:06:25,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 05:06:25,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:06:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:25,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:25,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 05:06:25,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:25,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-09-25 05:06:25,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:25,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:25,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:25,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:25,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 05:06:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:06:25,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:06:26,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:06:26,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:06:26,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:06:26,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 05:06:26,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:06:26,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:06:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:06:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:06:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:06:26,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:06:26,573 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-09-25 05:06:26,573 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [202646355] [2020-09-25 05:06:26,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:06:26,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 05:06:26,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321967573] [2020-09-25 05:06:26,583 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 05:06:26,584 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:06:26,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 05:06:26,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 05:06:26,585 INFO L87 Difference]: Start difference. First operand 1085 states and 1146 transitions. Second operand 8 states. [2020-09-25 05:06:27,080 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 05:06:30,190 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 05:06:30,835 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 05:06:31,703 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 237