/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-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 [2020-09-25 05:04:30,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 05:04:30,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 05:04:30,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 05:04:30,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 05:04:30,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 05:04:30,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 05:04:30,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 05:04:30,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 05:04:30,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 05:04:30,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 05:04:30,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 05:04:30,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 05:04:30,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 05:04:30,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 05:04:30,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 05:04:30,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 05:04:31,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 05:04:31,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 05:04:31,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 05:04:31,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 05:04:31,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 05:04:31,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 05:04:31,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 05:04:31,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 05:04:31,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 05:04:31,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 05:04:31,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 05:04:31,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 05:04:31,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 05:04:31,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 05:04:31,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 05:04:31,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 05:04:31,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 05:04:31,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 05:04:31,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 05:04:31,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 05:04:31,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 05:04:31,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 05:04:31,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 05:04:31,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 05:04:31,022 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 05:04:31,048 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 05:04:31,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 05:04:31,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 05:04:31,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 05:04:31,050 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 05:04:31,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 05:04:31,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 05:04:31,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 05:04:31,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 05:04:31,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 05:04:31,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 05:04:31,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 05:04:31,052 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 05:04:31,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 05:04:31,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 05:04:31,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 05:04:31,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 05:04:31,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 05:04:31,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 05:04:31,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 05:04:31,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 05:04:31,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 05:04:31,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 05:04:31,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 05:04:31,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 05:04:31,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 05:04:31,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 05:04:31,055 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 05:04:31,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 05:04:31,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 05:04:31,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 05:04:31,550 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 05:04:31,551 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 05:04:31,552 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2020-09-25 05:04:31,632 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad1108147/510a181ef30a435e88931c6b29928ae0/FLAG29eae7062 [2020-09-25 05:04:32,517 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 05:04:32,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2020-09-25 05:04:32,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad1108147/510a181ef30a435e88931c6b29928ae0/FLAG29eae7062 [2020-09-25 05:04:33,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad1108147/510a181ef30a435e88931c6b29928ae0 [2020-09-25 05:04:33,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 05:04:33,025 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 05:04:33,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 05:04:33,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 05:04:33,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 05:04:33,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:04:33" (1/1) ... [2020-09-25 05:04:33,041 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 25.09 05:04:33, skipping insertion in model container [2020-09-25 05:04:33,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:04:33" (1/1) ... [2020-09-25 05:04:33,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 05:04:33,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 05:04:35,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:04:35,098 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 05:04:35,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:04:35,755 INFO L208 MainTranslator]: Completed translation [2020-09-25 05:04:35,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35 WrapperNode [2020-09-25 05:04:35,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 05:04:35,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 05:04:35,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 05:04:35,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 05:04:35,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35" (1/1) ... [2020-09-25 05:04:35,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35" (1/1) ... [2020-09-25 05:04:35,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35" (1/1) ... [2020-09-25 05:04:35,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35" (1/1) ... [2020-09-25 05:04:35,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35" (1/1) ... [2020-09-25 05:04:36,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35" (1/1) ... [2020-09-25 05:04:36,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35" (1/1) ... [2020-09-25 05:04:36,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 05:04:36,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 05:04:36,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 05:04:36,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 05:04:36,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35" (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 05:04:36,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 05:04:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 05:04:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-09-25 05:04:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-09-25 05:04:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-09-25 05:04:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-09-25 05:04:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-09-25 05:04:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-09-25 05:04:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-09-25 05:04:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-09-25 05:04:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-09-25 05:04:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2020-09-25 05:04:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2020-09-25 05:04:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2020-09-25 05:04:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-09-25 05:04:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-09-25 05:04:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2020-09-25 05:04:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2020-09-25 05:04:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2020-09-25 05:04:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2020-09-25 05:04:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-09-25 05:04:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-09-25 05:04:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-25 05:04:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-25 05:04:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2020-09-25 05:04:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2020-09-25 05:04:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-09-25 05:04:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-09-25 05:04:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2020-09-25 05:04:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2020-09-25 05:04:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-09-25 05:04:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-09-25 05:04:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-09-25 05:04:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-09-25 05:04:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-09-25 05:04:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 05:04:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 05:04:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-25 05:04:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-25 05:04:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-25 05:04:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 05:04:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-25 05:04:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-25 05:04:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-09-25 05:04:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2020-09-25 05:04:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-09-25 05:04:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-09-25 05:04:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-09-25 05:04:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-09-25 05:04:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-09-25 05:04:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-09-25 05:04:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-09-25 05:04:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-09-25 05:04:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-09-25 05:04:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-09-25 05:04:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-09-25 05:04:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-09-25 05:04:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_phy_mode [2020-09-25 05:04:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_mac_address [2020-09-25 05:04:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start [2020-09-25 05:04:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_open [2020-09-25 05:04:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_close [2020-09-25 05:04:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start_xmit [2020-09-25 05:04:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_rx [2020-09-25 05:04:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_interrupt [2020-09-25 05:04:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2020-09-25 05:04:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_probe [2020-09-25 05:04:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2020-09-25 05:04:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_suspend [2020-09-25 05:04:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_resume [2020-09-25 05:04:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_init [2020-09-25 05:04:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_exit [2020-09-25 05:04:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_1 [2020-09-25 05:04:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2020-09-25 05:04:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 05:04:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2020-09-25 05:04:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-09-25 05:04:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-09-25 05:04:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-09-25 05:04:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-09-25 05:04:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-09-25 05:04:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-09-25 05:04:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-09-25 05:04:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_12 [2020-09-25 05:04:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2020-09-25 05:04:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_14 [2020-09-25 05:04:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_15 [2020-09-25 05:04:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_16 [2020-09-25 05:04:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_17 [2020-09-25 05:04:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_18 [2020-09-25 05:04:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-09-25 05:04:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-09-25 05:04:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-09-25 05:04:36,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-09-25 05:04:36,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-09-25 05:04:36,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-25 05:04:36,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-25 05:04:36,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-25 05:04:36,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-25 05:04:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-09-25 05:04:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 05:04:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-09-25 05:04:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-09-25 05:04:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-09-25 05:04:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-09-25 05:04:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-09-25 05:04:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 05:04:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2020-09-25 05:04:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-09-25 05:04:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-09-25 05:04:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-09-25 05:04:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-09-25 05:04:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2020-09-25 05:04:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2020-09-25 05:04:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-09-25 05:04:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-09-25 05:04:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2020-09-25 05:04:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2020-09-25 05:04:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2020-09-25 05:04:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap [2020-09-25 05:04:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2020-09-25 05:04:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2020-09-25 05:04:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2020-09-25 05:04:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-09-25 05:04:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2020-09-25 05:04:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2020-09-25 05:04:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-09-25 05:04:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2020-09-25 05:04:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2020-09-25 05:04:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2020-09-25 05:04:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_hwaddr [2020-09-25 05:04:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2020-09-25 05:04:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2020-09-25 05:04:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_init [2020-09-25 05:04:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_hwaddr [2020-09-25 05:04:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2020-09-25 05:04:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2020-09-25 05:04:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2020-09-25 05:04:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-09-25 05:04:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-09-25 05:04:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-09-25 05:04:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2020-09-25 05:04:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-09-25 05:04:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2020-09-25 05:04:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2020-09-25 05:04:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_probe [2020-09-25 05:04:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-09-25 05:04:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2020-09-25 05:04:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-09-25 05:04:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-09-25 05:04:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-09-25 05:04:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-09-25 05:04:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2020-09-25 05:04:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2020-09-25 05:04:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-09-25 05:04:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-09-25 05:04:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 05:04:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-25 05:04:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 05:04:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-09-25 05:04:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 05:04:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-25 05:04:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-09-25 05:04:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-09-25 05:04:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-09-25 05:04:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-09-25 05:04:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 05:04:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-09-25 05:04:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-25 05:04:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-25 05:04:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-25 05:04:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-09-25 05:04:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-09-25 05:04:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-09-25 05:04:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-25 05:04:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-09-25 05:04:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 05:04:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2020-09-25 05:04:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2020-09-25 05:04:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2020-09-25 05:04:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2020-09-25 05:04:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-09-25 05:04:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-09-25 05:04:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-09-25 05:04:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2020-09-25 05:04:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2020-09-25 05:04:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-09-25 05:04:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-09-25 05:04:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2020-09-25 05:04:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2020-09-25 05:04:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2020-09-25 05:04:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2020-09-25 05:04:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 05:04:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-09-25 05:04:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-09-25 05:04:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-25 05:04:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-25 05:04:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 05:04:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2020-09-25 05:04:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2020-09-25 05:04:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-09-25 05:04:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2020-09-25 05:04:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2020-09-25 05:04:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-09-25 05:04:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-09-25 05:04:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-09-25 05:04:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2020-09-25 05:04:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-09-25 05:04:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2020-09-25 05:04:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-09-25 05:04:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-09-25 05:04:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-09-25 05:04:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-09-25 05:04:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-09-25 05:04:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-09-25 05:04:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 05:04:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-09-25 05:04:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-09-25 05:04:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-09-25 05:04:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-09-25 05:04:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-09-25 05:04:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-09-25 05:04:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-09-25 05:04:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-09-25 05:04:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 05:04:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_12 [2020-09-25 05:04:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-09-25 05:04:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-09-25 05:04:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-09-25 05:04:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 05:04:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 05:04:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 05:04:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-25 05:04:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 05:04:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 05:04:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 05:04:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 05:04:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 05:04:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 05:04:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-25 05:04:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-25 05:04:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 05:04:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-25 05:04:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-09-25 05:04:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_1 [2020-09-25 05:04:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2020-09-25 05:04:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2020-09-25 05:04:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2020-09-25 05:04:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-09-25 05:04:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-09-25 05:04:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-09-25 05:04:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_16 [2020-09-25 05:04:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_18 [2020-09-25 05:04:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-09-25 05:04:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-09-25 05:04:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-09-25 05:04:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-09-25 05:04:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-09-25 05:04:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-09-25 05:04:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-09-25 05:04:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-09-25 05:04:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2020-09-25 05:04:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-09-25 05:04:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2020-09-25 05:04:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-09-25 05:04:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-09-25 05:04:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2020-09-25 05:04:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2020-09-25 05:04:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-09-25 05:04:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_14 [2020-09-25 05:04:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-09-25 05:04:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_15 [2020-09-25 05:04:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_17 [2020-09-25 05:04:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-09-25 05:04:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-09-25 05:04:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-09-25 05:04:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2020-09-25 05:04:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2020-09-25 05:04:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2020-09-25 05:04:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-09-25 05:04:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-09-25 05:04:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2020-09-25 05:04:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-09-25 05:04:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_probe [2020-09-25 05:04:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-09-25 05:04:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-09-25 05:04:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2020-09-25 05:04:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2020-09-25 05:04:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2020-09-25 05:04:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2020-09-25 05:04:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2020-09-25 05:04:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2020-09-25 05:04:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2020-09-25 05:04:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap [2020-09-25 05:04:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_phy_mode [2020-09-25 05:04:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_mac_address [2020-09-25 05:04:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_init [2020-09-25 05:04:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2020-09-25 05:04:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2020-09-25 05:04:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2020-09-25 05:04:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_hwaddr [2020-09-25 05:04:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_hwaddr [2020-09-25 05:04:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start [2020-09-25 05:04:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_open [2020-09-25 05:04:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_close [2020-09-25 05:04:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start_xmit [2020-09-25 05:04:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_rx [2020-09-25 05:04:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-09-25 05:04:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_interrupt [2020-09-25 05:04:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2020-09-25 05:04:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_probe [2020-09-25 05:04:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 05:04:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2020-09-25 05:04:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_suspend [2020-09-25 05:04:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_resume [2020-09-25 05:04:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_init [2020-09-25 05:04:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_exit [2020-09-25 05:04:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2020-09-25 05:04:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2020-09-25 05:04:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2020-09-25 05:04:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 05:04:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 05:04:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 05:04:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-25 05:04:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-09-25 05:04:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-09-25 05:04:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-09-25 05:04:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-09-25 05:04:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-09-25 05:04:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-25 05:04:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-09-25 05:04:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-09-25 05:04:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-09-25 05:04:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-09-25 05:04:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 05:04:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 05:04:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 05:04:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 05:04:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 05:04:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-09-25 05:04:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-09-25 05:04:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-09-25 05:04:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-09-25 05:04:37,251 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-25 05:04:39,551 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 05:04:39,552 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-09-25 05:04:39,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:04:39 BoogieIcfgContainer [2020-09-25 05:04:39,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 05:04:39,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 05:04:39,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 05:04:39,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 05:04:39,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 05:04:33" (1/3) ... [2020-09-25 05:04:39,577 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 25.09 05:04:39, skipping insertion in model container [2020-09-25 05:04:39,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:35" (2/3) ... [2020-09-25 05:04:39,578 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 25.09 05:04:39, skipping insertion in model container [2020-09-25 05:04:39,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:04:39" (3/3) ... [2020-09-25 05:04:39,580 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 [2020-09-25 05:04:39,589 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 05:04:39,602 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 05:04:39,624 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 05:04:39,663 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 05:04:39,664 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 05:04:39,664 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 05:04:39,664 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 05:04:39,664 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 05:04:39,664 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 05:04:39,664 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 05:04:39,665 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 05:04:39,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states. [2020-09-25 05:04:39,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-09-25 05:04:39,743 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:04:39,745 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] [2020-09-25 05:04:39,745 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:04:39,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:04:39,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1808276336, now seen corresponding path program 1 times [2020-09-25 05:04:39,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:04:39,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1983666157] [2020-09-25 05:04:39,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:04:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:40,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:40,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:42,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:45,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:45,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 269 [2020-09-25 05:04:45,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 05:04:45,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-09-25 05:04:45,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:45,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:45,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:04:45,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 222 [2020-09-25 05:04:45,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-25 05:04:45,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-25 05:04:45,810 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-09-25 05:04:45,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:04:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:45,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:46,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-09-25 05:04:46,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:04:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-09-25 05:04:46,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:46,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:04:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:46,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:04:46,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-25 05:04:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:46,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:46,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 05:04:46,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:04:46,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-09-25 05:04:46,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:46,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:04:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:46,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:04:46,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-25 05:04:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:46,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:46,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 05:04:46,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:04:46,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-25 05:04:46,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:46,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:46,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:46,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:04:46,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:46,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:04:46,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-09-25 05:04:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:46,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:46,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 05:04:46,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:04:46,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-09-25 05:04:46,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:46,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:46,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:46,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:04:46,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:46,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:04:46,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-09-25 05:04:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:46,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:46,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 05:04:46,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:04:46,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-09-25 05:04:46,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:46,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:46,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:46,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:04:46,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:46,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:04:46,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:04:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:46,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:46,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:04:46,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:04:46,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 05:04:46,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:46,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:46,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:46,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:04:46,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:46,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:04:46,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-25 05:04:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:46,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:46,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:04:46,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 05:04:46,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-09-25 05:04:46,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:46,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:46,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:46,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:04:46,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:46,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:04:46,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-09-25 05:04:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:46,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:46,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 05:04:46,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:04:46,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-25 05:04:46,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:46,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:46,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:46,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-25 05:04:46,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:46,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:04:46,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:04:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:46,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:46,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:46,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:04:46,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:04:46,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-25 05:04:46,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:46,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:46,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:46,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:04:46,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:46,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 31 [2020-09-25 05:04:46,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-09-25 05:04:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:04:46,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:04:47,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:04:47,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:04:47,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:04:47,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-09-25 05:04:47,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:04:47,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:04:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:04:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 05:04:47,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:04:47,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:04:47,143 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-09-25 05:04:47,144 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1983666157] [2020-09-25 05:04:47,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:04:47,147 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-25 05:04:47,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766033634] [2020-09-25 05:04:47,160 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-25 05:04:47,161 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:04:47,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-25 05:04:47,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-09-25 05:04:47,194 INFO L87 Difference]: Start difference. First operand 2153 states. Second operand 7 states. [2020-09-25 05:04:47,636 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-09-25 05:04:48,860 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-09-25 05:04:49,170 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-09-25 05:05:07,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:05:07,686 INFO L93 Difference]: Finished difference Result 5922 states and 6949 transitions. [2020-09-25 05:05:07,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-25 05:05:07,689 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 240 [2020-09-25 05:05:07,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:05:07,744 INFO L225 Difference]: With dead ends: 5922 [2020-09-25 05:05:07,745 INFO L226 Difference]: Without dead ends: 4266 [2020-09-25 05:05:07,760 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2020-09-25 05:05:07,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4266 states. [2020-09-25 05:05:08,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4266 to 3219. [2020-09-25 05:05:08,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3219 states. [2020-09-25 05:05:08,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 3219 states and 3580 transitions. [2020-09-25 05:05:08,191 INFO L78 Accepts]: Start accepts. Automaton has 3219 states and 3580 transitions. Word has length 240 [2020-09-25 05:05:08,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:05:08,199 INFO L479 AbstractCegarLoop]: Abstraction has 3219 states and 3580 transitions. [2020-09-25 05:05:08,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-25 05:05:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3219 states and 3580 transitions. [2020-09-25 05:05:08,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-09-25 05:05:08,215 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:05:08,215 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] [2020-09-25 05:05:08,216 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 05:05:08,216 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:05:08,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:05:08,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1113574353, now seen corresponding path program 1 times [2020-09-25 05:05:08,217 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:05:08,217 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1985844225] [2020-09-25 05:05:08,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:05:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:08,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:08,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:11,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:11,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 284 [2020-09-25 05:05:11,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 05:05:11,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2730 [2020-09-25 05:05:11,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:11,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:11,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-25 05:05:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 213 [2020-09-25 05:05:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 05:05:11,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:11,320 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-09-25 05:05:11,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:05:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:11,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:11,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:11,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-09-25 05:05:11,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:11,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 177 [2020-09-25 05:05:11,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:11,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:11,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:05:11,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:05:11,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:05:11,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:11,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-25 05:05:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:11,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:11,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:11,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 05:05:11,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:11,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 05:05:11,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:11,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:05:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:05:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:05:11,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:11,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-25 05:05:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:11,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:11,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:11,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 05:05:11,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:11,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-25 05:05:11,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:11,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:05:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:05:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:05:11,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:11,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-09-25 05:05:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:11,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:11,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:11,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 05:05:11,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:11,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 05:05:11,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:11,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:11,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:05:11,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:05:11,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:05:11,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:11,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-09-25 05:05:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:11,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:11,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:11,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 05:05:11,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:11,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 05:05:11,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:11,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:11,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:05:11,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:05:11,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:05:11,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:11,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:05:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:11,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:11,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:11,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:05:11,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:11,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 05:05:11,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:11,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:11,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:05:11,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:05:11,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:05:11,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:11,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-25 05:05:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:11,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:11,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:11,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:05:11,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:11,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-09-25 05:05:11,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:11,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:11,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-25 05:05:11,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-25 05:05:11,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 05:05:11,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:12,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-25 05:05:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:12,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:12,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:12,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-09-25 05:05:12,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:12,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-25 05:05:12,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:12,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:12,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:05:12,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-25 05:05:12,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:05:12,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:05:12,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 05:05:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:12,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:12,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:12,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 05:05:12,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:12,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 05:05:12,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:12,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:12,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:05:12,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:05:12,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:05:12,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:12,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-25 05:05:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:05:12,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:05:12,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:05:12,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:05:12,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:05:12,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-25 05:05:12,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:05:12,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 05:05:12,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:05:12,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 05:05:12,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:05:12,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:05:12,283 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-09-25 05:05:12,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1985844225] [2020-09-25 05:05:12,284 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:05:12,284 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 05:05:12,285 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477998286] [2020-09-25 05:05:12,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 05:05:12,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:05:12,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 05:05:12,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-25 05:05:12,288 INFO L87 Difference]: Start difference. First operand 3219 states and 3580 transitions. Second operand 8 states. [2020-09-25 05:05:12,456 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-09-25 05:05:13,874 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-09-25 05:05:14,159 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 162