/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=HIGHLEXORDER --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-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 23:25:40,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 23:25:40,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 23:25:40,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 23:25:40,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 23:25:40,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 23:25:40,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 23:25:40,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 23:25:40,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 23:25:40,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 23:25:40,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 23:25:40,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 23:25:40,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 23:25:40,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 23:25:40,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 23:25:40,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 23:25:40,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 23:25:40,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 23:25:40,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 23:25:40,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 23:25:40,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 23:25:40,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 23:25:40,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 23:25:40,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 23:25:40,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 23:25:40,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 23:25:40,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 23:25:40,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 23:25:40,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 23:25:40,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 23:25:40,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 23:25:40,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 23:25:40,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 23:25:40,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 23:25:40,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 23:25:40,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 23:25:40,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 23:25:40,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 23:25:40,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 23:25:40,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 23:25:40,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 23:25:40,298 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 [2020-09-24 23:25:40,343 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 23:25:40,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 23:25:40,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 23:25:40,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 23:25:40,348 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 23:25:40,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 23:25:40,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 23:25:40,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 23:25:40,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 23:25:40,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 23:25:40,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 23:25:40,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 23:25:40,351 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 23:25:40,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 23:25:40,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 23:25:40,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 23:25:40,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 23:25:40,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 23:25:40,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 23:25:40,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 23:25:40,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 23:25:40,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 23:25:40,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 23:25:40,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 23:25:40,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 23:25:40,354 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 23:25:40,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-24 23:25:40,354 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=HIGHLEXORDER;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=HIGHLEXORDER;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=HIGHLEXORDER;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=HIGHLEXORDER;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=HIGHLEXORDER;log-additional-information=true; [2020-09-24 23:25:40,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 23:25:40,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 23:25:40,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 23:25:40,810 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 23:25:40,811 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 23:25:40,812 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2020-09-24 23:25:40,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f3f6df2c8/eedc4cc11674436abe74d04f72cdffbb/FLAG273bc28b6 [2020-09-24 23:25:41,833 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 23:25:41,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2020-09-24 23:25:41,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f3f6df2c8/eedc4cc11674436abe74d04f72cdffbb/FLAG273bc28b6 [2020-09-24 23:25:42,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f3f6df2c8/eedc4cc11674436abe74d04f72cdffbb [2020-09-24 23:25:42,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 23:25:42,329 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 23:25:42,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 23:25:42,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 23:25:42,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 23:25:42,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 11:25:42" (1/1) ... [2020-09-24 23:25:42,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@521b4e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:42, skipping insertion in model container [2020-09-24 23:25:42,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 11:25:42" (1/1) ... [2020-09-24 23:25:42,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 23:25:42,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 23:25:44,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 23:25:44,373 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 23:25:44,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 23:25:44,859 INFO L208 MainTranslator]: Completed translation [2020-09-24 23:25:44,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44 WrapperNode [2020-09-24 23:25:44,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 23:25:44,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 23:25:44,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 23:25:44,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 23:25:44,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44" (1/1) ... [2020-09-24 23:25:44,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44" (1/1) ... [2020-09-24 23:25:44,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44" (1/1) ... [2020-09-24 23:25:44,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44" (1/1) ... [2020-09-24 23:25:45,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44" (1/1) ... [2020-09-24 23:25:45,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44" (1/1) ... [2020-09-24 23:25:45,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44" (1/1) ... [2020-09-24 23:25:45,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 23:25:45,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 23:25:45,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 23:25:45,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 23:25:45,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44" (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 [2020-09-24 23:25:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 23:25:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 23:25:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-09-24 23:25:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-09-24 23:25:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-09-24 23:25:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-09-24 23:25:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-09-24 23:25:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-09-24 23:25:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-09-24 23:25:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-09-24 23:25:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-09-24 23:25:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2020-09-24 23:25:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2020-09-24 23:25:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2020-09-24 23:25:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-09-24 23:25:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-09-24 23:25:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2020-09-24 23:25:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2020-09-24 23:25:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2020-09-24 23:25:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2020-09-24 23:25:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-09-24 23:25:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-09-24 23:25:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-24 23:25:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-24 23:25:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2020-09-24 23:25:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2020-09-24 23:25:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-09-24 23:25:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-09-24 23:25:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2020-09-24 23:25:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2020-09-24 23:25:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-09-24 23:25:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-09-24 23:25:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-09-24 23:25:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-09-24 23:25:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-09-24 23:25:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-24 23:25:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-24 23:25:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-24 23:25:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-24 23:25:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-24 23:25:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-24 23:25:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-24 23:25:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-24 23:25:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-09-24 23:25:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2020-09-24 23:25:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-09-24 23:25:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-09-24 23:25:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-09-24 23:25:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-09-24 23:25:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-09-24 23:25:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-09-24 23:25:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-09-24 23:25:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-09-24 23:25:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-09-24 23:25:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-09-24 23:25:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-09-24 23:25:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-09-24 23:25:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_phy_mode [2020-09-24 23:25:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_mac_address [2020-09-24 23:25:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start [2020-09-24 23:25:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_open [2020-09-24 23:25:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_close [2020-09-24 23:25:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start_xmit [2020-09-24 23:25:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_rx [2020-09-24 23:25:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_interrupt [2020-09-24 23:25:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2020-09-24 23:25:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_probe [2020-09-24 23:25:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2020-09-24 23:25:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_suspend [2020-09-24 23:25:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_resume [2020-09-24 23:25:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_init [2020-09-24 23:25:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_exit [2020-09-24 23:25:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_1 [2020-09-24 23:25:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2020-09-24 23:25:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 23:25:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2020-09-24 23:25:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-09-24 23:25:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-09-24 23:25:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-09-24 23:25:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-09-24 23:25:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-09-24 23:25:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-09-24 23:25:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-09-24 23:25:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_12 [2020-09-24 23:25:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2020-09-24 23:25:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_14 [2020-09-24 23:25:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_15 [2020-09-24 23:25:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_16 [2020-09-24 23:25:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_17 [2020-09-24 23:25:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_18 [2020-09-24 23:25:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-09-24 23:25:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-09-24 23:25:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-09-24 23:25:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-09-24 23:25:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-09-24 23:25:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-24 23:25:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-24 23:25:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-24 23:25:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-24 23:25:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-09-24 23:25:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-24 23:25:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-09-24 23:25:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-09-24 23:25:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-09-24 23:25:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-09-24 23:25:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-09-24 23:25:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-24 23:25:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2020-09-24 23:25:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-09-24 23:25:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-09-24 23:25:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-09-24 23:25:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-09-24 23:25:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2020-09-24 23:25:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2020-09-24 23:25:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-09-24 23:25:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-09-24 23:25:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2020-09-24 23:25:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2020-09-24 23:25:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2020-09-24 23:25:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap [2020-09-24 23:25:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2020-09-24 23:25:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2020-09-24 23:25:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2020-09-24 23:25:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-09-24 23:25:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2020-09-24 23:25:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2020-09-24 23:25:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-09-24 23:25:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2020-09-24 23:25:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2020-09-24 23:25:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2020-09-24 23:25:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_hwaddr [2020-09-24 23:25:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2020-09-24 23:25:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2020-09-24 23:25:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_init [2020-09-24 23:25:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_hwaddr [2020-09-24 23:25:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2020-09-24 23:25:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2020-09-24 23:25:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2020-09-24 23:25:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-09-24 23:25:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-09-24 23:25:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-09-24 23:25:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2020-09-24 23:25:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-09-24 23:25:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2020-09-24 23:25:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2020-09-24 23:25:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_probe [2020-09-24 23:25:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-09-24 23:25:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2020-09-24 23:25:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-09-24 23:25:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-09-24 23:25:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-09-24 23:25:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-09-24 23:25:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2020-09-24 23:25:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2020-09-24 23:25:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-09-24 23:25:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-09-24 23:25:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-24 23:25:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-24 23:25:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-24 23:25:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-09-24 23:25:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 23:25:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-24 23:25:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-09-24 23:25:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-09-24 23:25:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-09-24 23:25:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-09-24 23:25:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 23:25:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-09-24 23:25:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-24 23:25:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-24 23:25:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-24 23:25:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-09-24 23:25:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-09-24 23:25:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-09-24 23:25:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-24 23:25:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-09-24 23:25:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 23:25:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2020-09-24 23:25:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2020-09-24 23:25:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2020-09-24 23:25:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2020-09-24 23:25:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-09-24 23:25:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-09-24 23:25:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-09-24 23:25:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2020-09-24 23:25:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2020-09-24 23:25:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-09-24 23:25:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-09-24 23:25:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2020-09-24 23:25:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2020-09-24 23:25:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2020-09-24 23:25:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2020-09-24 23:25:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-24 23:25:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-09-24 23:25:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-09-24 23:25:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-24 23:25:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-24 23:25:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 23:25:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2020-09-24 23:25:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2020-09-24 23:25:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-09-24 23:25:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2020-09-24 23:25:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2020-09-24 23:25:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-09-24 23:25:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-09-24 23:25:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-09-24 23:25:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2020-09-24 23:25:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-09-24 23:25:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2020-09-24 23:25:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-09-24 23:25:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-09-24 23:25:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-09-24 23:25:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-09-24 23:25:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-09-24 23:25:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-09-24 23:25:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 23:25:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-09-24 23:25:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-09-24 23:25:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-09-24 23:25:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-09-24 23:25:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-09-24 23:25:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-09-24 23:25:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-09-24 23:25:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-09-24 23:25:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 23:25:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_12 [2020-09-24 23:25:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-09-24 23:25:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-09-24 23:25:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-09-24 23:25:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 23:25:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-24 23:25:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 23:25:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-24 23:25:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-24 23:25:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-24 23:25:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-24 23:25:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 23:25:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-24 23:25:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-24 23:25:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-24 23:25:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-24 23:25:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-24 23:25:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-24 23:25:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-09-24 23:25:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_1 [2020-09-24 23:25:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2020-09-24 23:25:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2020-09-24 23:25:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2020-09-24 23:25:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-09-24 23:25:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-09-24 23:25:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-09-24 23:25:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_16 [2020-09-24 23:25:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_18 [2020-09-24 23:25:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-09-24 23:25:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-09-24 23:25:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-09-24 23:25:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-09-24 23:25:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-09-24 23:25:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-09-24 23:25:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-09-24 23:25:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-09-24 23:25:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2020-09-24 23:25:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-09-24 23:25:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2020-09-24 23:25:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-09-24 23:25:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-09-24 23:25:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2020-09-24 23:25:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2020-09-24 23:25:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-09-24 23:25:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_14 [2020-09-24 23:25:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-09-24 23:25:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_15 [2020-09-24 23:25:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_17 [2020-09-24 23:25:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-09-24 23:25:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-09-24 23:25:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-09-24 23:25:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2020-09-24 23:25:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2020-09-24 23:25:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2020-09-24 23:25:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-09-24 23:25:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-09-24 23:25:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2020-09-24 23:25:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-09-24 23:25:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_probe [2020-09-24 23:25:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-09-24 23:25:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-09-24 23:25:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2020-09-24 23:25:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2020-09-24 23:25:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2020-09-24 23:25:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2020-09-24 23:25:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2020-09-24 23:25:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2020-09-24 23:25:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2020-09-24 23:25:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap [2020-09-24 23:25:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_phy_mode [2020-09-24 23:25:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_mac_address [2020-09-24 23:25:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_init [2020-09-24 23:25:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2020-09-24 23:25:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2020-09-24 23:25:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2020-09-24 23:25:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_hwaddr [2020-09-24 23:25:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_hwaddr [2020-09-24 23:25:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start [2020-09-24 23:25:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_open [2020-09-24 23:25:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_close [2020-09-24 23:25:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start_xmit [2020-09-24 23:25:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_rx [2020-09-24 23:25:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-09-24 23:25:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_interrupt [2020-09-24 23:25:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2020-09-24 23:25:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_probe [2020-09-24 23:25:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 23:25:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2020-09-24 23:25:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_suspend [2020-09-24 23:25:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_resume [2020-09-24 23:25:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_init [2020-09-24 23:25:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_exit [2020-09-24 23:25:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2020-09-24 23:25:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2020-09-24 23:25:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2020-09-24 23:25:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-24 23:25:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-24 23:25:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 23:25:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-24 23:25:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-09-24 23:25:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-09-24 23:25:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-09-24 23:25:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-09-24 23:25:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-09-24 23:25:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-24 23:25:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-09-24 23:25:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-09-24 23:25:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-09-24 23:25:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-09-24 23:25:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 23:25:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 23:25:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-24 23:25:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 23:25:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 23:25:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-09-24 23:25:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-09-24 23:25:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-09-24 23:25:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-09-24 23:25:46,310 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-24 23:25:48,569 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 23:25:48,570 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-09-24 23:25:48,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 11:25:48 BoogieIcfgContainer [2020-09-24 23:25:48,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 23:25:48,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 23:25:48,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 23:25:48,595 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 23:25:48,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 11:25:42" (1/3) ... [2020-09-24 23:25:48,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4516dbf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 11:25:48, skipping insertion in model container [2020-09-24 23:25:48,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:25:44" (2/3) ... [2020-09-24 23:25:48,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4516dbf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 11:25:48, skipping insertion in model container [2020-09-24 23:25:48,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 11:25:48" (3/3) ... [2020-09-24 23:25:48,599 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2020-09-24 23:25:48,612 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 23:25:48,625 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 23:25:48,644 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 23:25:48,682 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 23:25:48,683 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 23:25:48,683 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 23:25:48,683 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 23:25:48,683 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 23:25:48,683 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 23:25:48,684 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 23:25:48,684 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 23:25:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states. [2020-09-24 23:25:48,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-09-24 23:25:48,765 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 23:25:48,766 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 23:25:48,767 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 23:25:48,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 23:25:48,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1808276336, now seen corresponding path program 1 times [2020-09-24 23:25:48,786 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 23:25:48,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1983666157] [2020-09-24 23:25:48,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 23:25:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:49,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:49,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:51,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:54,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:54,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 269 [2020-09-24 23:25:54,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-24 23:25:54,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-09-24 23:25:54,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:54,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 23:25:54,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 222 [2020-09-24 23:25:54,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-24 23:25:54,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-24 23:25:54,850 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-09-24 23:25:54,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 23:25:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:54,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-09-24 23:25:55,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:25:55,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 193 [2020-09-24 23:25:55,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:25:55,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:25:55,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:25:55,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:25:55,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 23:25:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:55,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 23:25:55,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:25:55,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-09-24 23:25:55,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:25:55,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:25:55,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:25:55,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:25:55,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-24 23:25:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:55,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 23:25:55,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:25:55,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-09-24 23:25:55,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:25:55,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:25:55,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:25:55,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:25:55,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-09-24 23:25:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:55,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 23:25:55,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:25:55,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-24 23:25:55,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:25:55,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:25:55,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:25:55,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:25:55,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-09-24 23:25:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:55,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-24 23:25:55,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:25:55,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-24 23:25:55,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:25:55,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:25:55,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:25:55,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:25:55,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 23:25:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:55,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 23:25:55,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:25:55,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-24 23:25:55,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:25:55,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:25:55,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:25:55,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:25:55,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-24 23:25:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:55,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 23:25:55,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-24 23:25:55,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-09-24 23:25:55,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-24 23:25:55,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 23:25:55,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 23:25:55,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:25:55,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-09-24 23:25:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:55,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-24 23:25:55,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:25:55,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-24 23:25:55,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:25:55,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 23:25:55,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:25:55,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:25:55,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 23:25:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:55,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 23:25:55,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:25:55,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-24 23:25:55,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:25:55,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:25:55,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:25:55,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:25:55,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-09-24 23:25:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:25:55,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:25:55,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:25:55,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 23:25:55,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:25:55,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-24 23:25:55,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:25:55,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:25:55,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 23:25:55,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:25:55,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:25:55,932 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-09-24 23:25:55,933 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1983666157] [2020-09-24 23:25:55,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 23:25:55,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-24 23:25:55,937 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369907971] [2020-09-24 23:25:55,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-24 23:25:55,944 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 23:25:55,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-24 23:25:55,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-24 23:25:55,966 INFO L87 Difference]: Start difference. First operand 2153 states. Second operand 9 states. [2020-09-24 23:25:56,238 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-09-24 23:25:57,349 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-09-24 23:25:57,684 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-09-24 23:25:58,414 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-09-24 23:25:58,654 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-09-24 23:26:19,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 23:26:19,168 INFO L93 Difference]: Finished difference Result 5466 states and 6266 transitions. [2020-09-24 23:26:19,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-24 23:26:19,173 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 240 [2020-09-24 23:26:19,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 23:26:19,233 INFO L225 Difference]: With dead ends: 5466 [2020-09-24 23:26:19,233 INFO L226 Difference]: Without dead ends: 3821 [2020-09-24 23:26:19,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=157, Invalid=395, Unknown=0, NotChecked=0, Total=552 [2020-09-24 23:26:19,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3821 states. [2020-09-24 23:26:19,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3821 to 3220. [2020-09-24 23:26:19,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3220 states. [2020-09-24 23:26:19,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 3581 transitions. [2020-09-24 23:26:19,717 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 3581 transitions. Word has length 240 [2020-09-24 23:26:19,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 23:26:19,719 INFO L479 AbstractCegarLoop]: Abstraction has 3220 states and 3581 transitions. [2020-09-24 23:26:19,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-24 23:26:19,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 3581 transitions. [2020-09-24 23:26:19,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-09-24 23:26:19,728 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 23:26:19,728 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 23:26:19,729 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 23:26:19,729 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 23:26:19,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 23:26:19,730 INFO L82 PathProgramCache]: Analyzing trace with hash -1362199021, now seen corresponding path program 1 times [2020-09-24 23:26:19,730 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 23:26:19,730 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [464093347] [2020-09-24 23:26:19,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 23:26:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:19,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:20,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:23,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:23,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-09-24 23:26:23,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-24 23:26:23,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3393 [2020-09-24 23:26:23,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 23:26:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 213 [2020-09-24 23:26:23,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 23:26:23,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:26:23,590 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-09-24 23:26:23,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 23:26:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:23,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:23,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:23,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-09-24 23:26:23,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:23,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 203 [2020-09-24 23:26:23,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:23,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:26:23,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:26:23,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:26:23,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:26:23,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 23:26:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:23,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:23,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:23,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 23:26:23,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:23,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-24 23:26:23,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:23,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:26:23,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:26:23,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:26:23,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:26:23,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-24 23:26:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:23,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:24,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:24,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 23:26:24,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:24,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-24 23:26:24,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:24,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:26:24,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:26:24,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:26:24,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:26:24,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-09-24 23:26:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:24,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:24,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:24,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 23:26:24,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:24,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-24 23:26:24,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:24,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:26:24,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:26:24,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:26:24,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:26:24,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-09-24 23:26:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:24,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:24,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:24,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-24 23:26:24,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:24,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-24 23:26:24,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:24,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:26:24,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:26:24,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:26:24,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:26:24,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 23:26:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:24,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:24,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:24,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 23:26:24,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:24,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-24 23:26:24,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:24,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:26:24,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:26:24,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:26:24,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:26:24,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-24 23:26:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:24,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:24,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:24,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-24 23:26:24,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:24,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-09-24 23:26:24,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 23:26:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 23:26:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-24 23:26:24,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:26:24,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-09-24 23:26:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:24,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:24,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:24,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-09-24 23:26:24,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:24,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-09-24 23:26:24,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:24,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:26:24,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-24 23:26:24,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:26:24,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:26:24,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 23:26:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:24,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:24,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:24,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 23:26:24,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:24,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-24 23:26:24,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:24,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:26:24,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 23:26:24,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:26:24,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 23:26:24,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-24 23:26:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 23:26:24,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 23:26:24,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 23:26:24,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 23:26:24,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 23:26:24,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-24 23:26:24,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: HIGHLEXORDER [2020-09-24 23:26:24,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 23:26:24,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 23:26:24,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 23:26:24,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 23:26:24,793 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-09-24 23:26:24,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [464093347] [2020-09-24 23:26:24,794 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 23:26:24,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-24 23:26:24,795 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369812120] [2020-09-24 23:26:24,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-24 23:26:24,799 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 23:26:24,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-24 23:26:24,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-24 23:26:24,800 INFO L87 Difference]: Start difference. First operand 3220 states and 3581 transitions. Second operand 9 states. [2020-09-24 23:26:24,987 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-09-24 23:26:26,383 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 160