/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 07:59:19,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 07:59:19,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 07:59:19,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 07:59:19,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 07:59:19,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 07:59:19,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 07:59:19,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 07:59:19,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 07:59:19,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 07:59:19,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 07:59:19,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 07:59:19,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 07:59:19,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 07:59:19,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 07:59:19,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 07:59:19,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 07:59:19,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 07:59:19,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 07:59:19,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 07:59:19,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 07:59:19,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 07:59:19,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 07:59:19,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 07:59:19,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 07:59:19,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 07:59:19,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 07:59:19,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 07:59:19,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 07:59:19,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-10-28 07:59:19,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 07:59:19,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 07:59:19,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 07:59:19,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 07:59:19,416 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 07:59:19,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 07:59:19,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 07:59:19,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 07:59:19,422 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 07:59:19,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 07:59:19,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 07:59:19,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 07:59:19,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 07:59:19,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 07:59:19,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 07:59:19,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 07:59:19,426 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 07:59:19,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 07:59:19,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 07:59:19,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 07:59:19,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 07:59:19,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 07:59:19,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 07:59:19,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 07:59:19,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 07:59:19,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 07:59:19,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 07:59:19,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 07:59:19,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 07:59:19,430 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 07:59:19,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 07:59:19,430 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 07:59:19,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 07:59:19,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 07:59:19,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 07:59:19,877 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 07:59:19,878 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 07:59:19,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2020-10-28 07:59:19,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/29ed0d76b/ce6ff1b9895547c19891787ab4268a4a/FLAG600c1cce5 [2020-10-28 07:59:21,120 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 07:59:21,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2020-10-28 07:59:21,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/29ed0d76b/ce6ff1b9895547c19891787ab4268a4a/FLAG600c1cce5 [2020-10-28 07:59:21,490 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/29ed0d76b/ce6ff1b9895547c19891787ab4268a4a [2020-10-28 07:59:21,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 07:59:21,499 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 07:59:21,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 07:59:21,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 07:59:21,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 07:59:21,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 07:59:21" (1/1) ... [2020-10-28 07:59:21,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d527af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:21, skipping insertion in model container [2020-10-28 07:59:21,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 07:59:21" (1/1) ... [2020-10-28 07:59:21,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 07:59:21,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 07:59:23,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 07:59:23,985 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 07:59:24,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 07:59:24,738 INFO L208 MainTranslator]: Completed translation [2020-10-28 07:59:24,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24 WrapperNode [2020-10-28 07:59:24,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 07:59:24,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 07:59:24,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 07:59:24,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 07:59:24,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24" (1/1) ... [2020-10-28 07:59:24,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24" (1/1) ... [2020-10-28 07:59:24,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24" (1/1) ... [2020-10-28 07:59:24,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24" (1/1) ... [2020-10-28 07:59:24,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24" (1/1) ... [2020-10-28 07:59:25,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24" (1/1) ... [2020-10-28 07:59:25,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24" (1/1) ... [2020-10-28 07:59:25,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 07:59:25,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 07:59:25,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 07:59:25,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 07:59:25,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 07:59:25,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 07:59:25,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 07:59:25,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-28 07:59:25,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-28 07:59:25,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2020-10-28 07:59:25,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-28 07:59:25,184 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 07:59:25,184 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 07:59:25,184 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-28 07:59:25,184 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-28 07:59:25,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2020-10-28 07:59:25,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-28 07:59:25,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2020-10-28 07:59:25,186 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 07:59:25,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 07:59:25,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 07:59:25,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-28 07:59:25,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-28 07:59:25,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 07:59:25,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 07:59:25,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 07:59:25,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 07:59:25,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rep_nop [2020-10-28 07:59:25,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2020-10-28 07:59:25,190 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 07:59:25,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2020-10-28 07:59:25,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2020-10-28 07:59:25,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2020-10-28 07:59:25,190 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-10-28 07:59:25,190 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-10-28 07:59:25,190 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 07:59:25,191 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-28 07:59:25,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2020-10-28 07:59:25,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2020-10-28 07:59:25,191 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2020-10-28 07:59:25,191 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2020-10-28 07:59:25,191 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-28 07:59:25,191 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2020-10-28 07:59:25,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2020-10-28 07:59:25,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2020-10-28 07:59:25,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2020-10-28 07:59:25,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2020-10-28 07:59:25,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2020-10-28 07:59:25,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2020-10-28 07:59:25,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2020-10-28 07:59:25,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2020-10-28 07:59:25,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2020-10-28 07:59:25,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-28 07:59:25,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-28 07:59:25,193 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-28 07:59:25,193 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-28 07:59:25,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2020-10-28 07:59:25,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-28 07:59:25,194 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-28 07:59:25,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-28 07:59:25,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2020-10-28 07:59:25,195 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-28 07:59:25,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-28 07:59:25,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-28 07:59:25,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-28 07:59:25,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-28 07:59:25,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-28 07:59:25,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-28 07:59:25,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-28 07:59:25,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2020-10-28 07:59:25,197 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2020-10-28 07:59:25,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-10-28 07:59:25,197 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2020-10-28 07:59:25,197 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rxaddr [2020-10-28 07:59:25,197 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infoaddr [2020-10-28 07:59:25,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init_one [2020-10-28 07:59:25,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_remove_one [2020-10-28 07:59:25,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_issue_cmd [2020-10-28 07:59:25,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_reset [2020-10-28 07:59:25,199 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2020-10-28 07:59:25,199 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2020-10-28 07:59:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure write_eeprom [2020-10-28 07:59:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init [2020-10-28 07:59:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2020-10-28 07:59:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_handle_event [2020-10-28 07:59:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_int [2020-10-28 07:59:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_interrupt [2020-10-28 07:59:25,201 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2020-10-28 07:59:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2020-10-28 07:59:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_timer [2020-10-28 07:59:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_open [2020-10-28 07:59:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_dump [2020-10-28 07:59:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_close [2020-10-28 07:59:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_start_xmit [2020-10-28 07:59:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_load_firmware [2020-10-28 07:59:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_ioctl [2020-10-28 07:59:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_driver_init [2020-10-28 07:59:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_driver_exit [2020-10-28 07:59:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2020-10-28 07:59:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2020-10-28 07:59:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2020-10-28 07:59:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2020-10-28 07:59:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2020-10-28 07:59:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2020-10-28 07:59:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2020-10-28 07:59:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2020-10-28 07:59:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2020-10-28 07:59:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2020-10-28 07:59:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2020-10-28 07:59:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 07:59:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-28 07:59:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-28 07:59:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 07:59:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 07:59:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2020-10-28 07:59:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2020-10-28 07:59:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2020-10-28 07:59:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2020-10-28 07:59:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2020-10-28 07:59:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2020-10-28 07:59:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2020-10-28 07:59:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2020-10-28 07:59:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2020-10-28 07:59:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2020-10-28 07:59:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2020-10-28 07:59:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2020-10-28 07:59:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_39 [2020-10-28 07:59:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2020-10-28 07:59:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_41 [2020-10-28 07:59:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_42 [2020-10-28 07:59:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2020-10-28 07:59:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2020-10-28 07:59:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2020-10-28 07:59:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 07:59:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 07:59:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 07:59:25,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 07:59:25,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 07:59:25,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-28 07:59:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-28 07:59:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-28 07:59:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-28 07:59:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-28 07:59:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-28 07:59:25,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-28 07:59:25,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-28 07:59:25,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-28 07:59:25,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2020-10-28 07:59:25,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-28 07:59:25,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-28 07:59:25,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-10-28 07:59:25,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 07:59:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-28 07:59:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-28 07:59:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-28 07:59:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-28 07:59:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 07:59:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-28 07:59:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_hippi_dev [2020-10-28 07:59:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-28 07:59:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-28 07:59:25,225 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2020-10-28 07:59:25,225 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2020-10-28 07:59:25,225 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2020-10-28 07:59:25,225 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2020-10-28 07:59:25,225 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-28 07:59:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-28 07:59:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-28 07:59:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-28 07:59:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-28 07:59:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_change_mtu [2020-10-28 07:59:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_mac_addr [2020-10-28 07:59:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_type_trans [2020-10-28 07:59:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 07:59:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 07:59:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2020-10-28 07:59:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2020-10-28 07:59:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2020-10-28 07:59:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-28 07:59:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-28 07:59:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-28 07:59:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2020-10-28 07:59:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2020-10-28 07:59:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-28 07:59:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-28 07:59:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2020-10-28 07:59:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2020-10-28 07:59:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2020-10-28 07:59:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2020-10-28 07:59:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2020-10-28 07:59:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-28 07:59:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 07:59:25,229 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-28 07:59:25,229 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-28 07:59:25,229 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-28 07:59:25,229 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 07:59:25,229 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-28 07:59:25,229 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 07:59:25,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 07:59:25,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 07:59:25,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 07:59:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 07:59:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 07:59:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 07:59:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 07:59:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 07:59:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 07:59:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 07:59:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 07:59:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-28 07:59:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-28 07:59:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 07:59:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2020-10-28 07:59:25,232 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-28 07:59:25,232 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2020-10-28 07:59:25,232 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 07:59:25,232 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-28 07:59:25,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-28 07:59:25,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-28 07:59:25,232 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 07:59:25,232 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 07:59:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 07:59:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 07:59:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 07:59:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 07:59:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 07:59:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 07:59:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 07:59:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 07:59:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-28 07:59:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-28 07:59:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 07:59:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 07:59:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 07:59:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 07:59:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-10-28 07:59:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 07:59:25,235 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-28 07:59:25,235 INFO L130 BoogieDeclarations]: Found specification of procedure rep_nop [2020-10-28 07:59:25,235 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2020-10-28 07:59:25,235 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 07:59:25,235 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-28 07:59:25,235 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-28 07:59:25,235 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-28 07:59:25,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_42 [2020-10-28 07:59:25,237 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-10-28 07:59:25,237 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-10-28 07:59:25,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2020-10-28 07:59:25,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2020-10-28 07:59:25,237 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-28 07:59:25,237 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 07:59:25,237 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 07:59:25,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-28 07:59:25,238 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2020-10-28 07:59:25,238 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2020-10-28 07:59:25,238 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2020-10-28 07:59:25,239 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2020-10-28 07:59:25,243 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2020-10-28 07:59:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2020-10-28 07:59:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2020-10-28 07:59:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2020-10-28 07:59:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2020-10-28 07:59:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2020-10-28 07:59:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2020-10-28 07:59:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 07:59:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 07:59:25,245 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-28 07:59:25,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 07:59:25,245 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2020-10-28 07:59:25,247 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2020-10-28 07:59:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2020-10-28 07:59:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2020-10-28 07:59:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-28 07:59:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-28 07:59:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2020-10-28 07:59:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2020-10-28 07:59:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2020-10-28 07:59:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-28 07:59:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-28 07:59:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2020-10-28 07:59:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-28 07:59:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2020-10-28 07:59:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-28 07:59:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2020-10-28 07:59:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2020-10-28 07:59:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2020-10-28 07:59:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-28 07:59:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-28 07:59:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2020-10-28 07:59:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2020-10-28 07:59:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2020-10-28 07:59:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2020-10-28 07:59:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2020-10-28 07:59:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2020-10-28 07:59:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-28 07:59:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-28 07:59:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-28 07:59:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2020-10-28 07:59:25,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2020-10-28 07:59:25,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2020-10-28 07:59:25,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2020-10-28 07:59:25,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2020-10-28 07:59:25,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 07:59:25,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-28 07:59:25,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2020-10-28 07:59:25,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-28 07:59:25,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 07:59:25,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2020-10-28 07:59:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2020-10-28 07:59:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2020-10-28 07:59:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-28 07:59:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-28 07:59:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2020-10-28 07:59:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 07:59:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-28 07:59:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-28 07:59:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_41 [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-28 07:59:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-28 07:59:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-28 07:59:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-28 07:59:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-28 07:59:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2020-10-28 07:59:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2020-10-28 07:59:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2020-10-28 07:59:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-10-28 07:59:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-28 07:59:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-28 07:59:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2020-10-28 07:59:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-28 07:59:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_39 [2020-10-28 07:59:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_type_trans [2020-10-28 07:59:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_change_mtu [2020-10-28 07:59:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_mac_addr [2020-10-28 07:59:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_hippi_dev [2020-10-28 07:59:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2020-10-28 07:59:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure set_rxaddr [2020-10-28 07:59:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure set_infoaddr [2020-10-28 07:59:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init [2020-10-28 07:59:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2020-10-28 07:59:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure rr_interrupt [2020-10-28 07:59:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure rr_open [2020-10-28 07:59:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure rr_start_xmit [2020-10-28 07:59:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure rr_close [2020-10-28 07:59:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure rr_ioctl [2020-10-28 07:59:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2020-10-28 07:59:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2020-10-28 07:59:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure rr_load_firmware [2020-10-28 07:59:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2020-10-28 07:59:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2020-10-28 07:59:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init_one [2020-10-28 07:59:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 07:59:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure rr_remove_one [2020-10-28 07:59:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure rr_issue_cmd [2020-10-28 07:59:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure rr_reset [2020-10-28 07:59:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure write_eeprom [2020-10-28 07:59:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure rr_handle_event [2020-10-28 07:59:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure rx_int [2020-10-28 07:59:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure rr_timer [2020-10-28 07:59:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure rr_dump [2020-10-28 07:59:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure rr_driver_init [2020-10-28 07:59:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure rr_driver_exit [2020-10-28 07:59:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2020-10-28 07:59:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2020-10-28 07:59:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 07:59:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2020-10-28 07:59:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 07:59:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-28 07:59:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 07:59:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 07:59:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 07:59:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 07:59:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 07:59:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 07:59:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-28 07:59:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-28 07:59:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-28 07:59:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-28 07:59:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 07:59:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-28 07:59:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 07:59:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 07:59:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 07:59:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 07:59:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 07:59:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 07:59:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 07:59:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 07:59:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 07:59:26,647 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 07:59:50,690 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 07:59:50,690 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 07:59:50,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 07:59:50 BoogieIcfgContainer [2020-10-28 07:59:50,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 07:59:50,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 07:59:50,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 07:59:50,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 07:59:50,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 07:59:21" (1/3) ... [2020-10-28 07:59:50,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6a9a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 07:59:50, skipping insertion in model container [2020-10-28 07:59:50,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:59:24" (2/3) ... [2020-10-28 07:59:50,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6a9a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 07:59:50, skipping insertion in model container [2020-10-28 07:59:50,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 07:59:50" (3/3) ... [2020-10-28 07:59:50,707 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2020-10-28 07:59:50,724 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 07:59:50,732 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 07:59:50,746 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 07:59:50,783 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 07:59:50,783 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 07:59:50,784 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 07:59:50,784 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 07:59:50,784 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 07:59:50,784 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 07:59:50,784 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 07:59:50,784 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 07:59:50,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states. [2020-10-28 07:59:50,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-28 07:59:50,859 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 07:59:50,860 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 07:59:50,860 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 07:59:50,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 07:59:50,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1976328667, now seen corresponding path program 1 times [2020-10-28 07:59:50,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 07:59:50,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1468472187] [2020-10-28 07:59:50,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 07:59:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 07:59:51,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 07:59:51,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 07:59:52,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 07:59:52,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 07:59:52,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 07:59:56,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 07:59:56,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-28 07:59:56,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 07:59:56,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5129 [2020-10-28 07:59:56,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 07:59:56,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 07:59:56,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 07:59:56,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 07:59:56,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 08:00:00,192 WARN L193 SmtUtils]: Spent 3.37 s on a formula simplification that was a NOOP. DAG size: 694 [2020-10-28 08:00:00,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 08:00:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:00,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:00,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:00,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:00:00,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:00,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 515 [2020-10-28 08:00:00,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:00,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:00,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:00:00,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:00,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:00,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:00:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:00,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:00,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 08:00:01,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 08:00:01,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-28 08:00:01,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 08:00:01,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:00:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:00:01,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 08:00:01,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:00:01,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 08:00:01,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:00:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:00:01,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 08:00:01,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 08:00:01,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 08:00:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 08:00:01,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 08:00:01,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-28 08:00:01,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 08:00:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:00:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:00:01,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 08:00:01,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:00:01,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:00:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:00:01,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 08:00:01,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 08:00:01,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 08:00:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 08:00:01,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 08:00:01,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 08:00:01,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 08:00:01,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:00:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:00:01,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 08:00:01,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:00:01,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:00:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:00:01,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 08:00:01,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 08:00:01,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 08:00:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 08:00:01,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 08:00:01,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 08:00:01,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 08:00:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:00:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:00:01,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 08:00:01,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:00:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:00:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:00:01,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 08:00:01,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 08:00:01,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 08:00:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 08:00:01,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 08:00:01,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:01,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:00:01,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:01,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 08:00:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 08:00:01,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-28 08:00:01,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 08:00:01,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 08:00:01,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 08:00:01,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:01,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:00:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:01,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:01,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:01,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:00:01,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:01,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 08:00:01,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:01,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 08:00:01,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:00:01,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 08:00:01,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 08:00:02,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 08:00:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:02,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:02,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:02,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:02,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 08:00:02,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 08:00:02,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 159 [2020-10-28 08:00:02,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:02,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:02,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 08:00:02,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:02,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:02,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:00:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:02,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:02,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:02,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:00:02,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:02,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 08:00:02,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:02,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:02,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:00:02,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:02,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 08:00:02,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 08:00:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:02,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:02,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:02,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:00:02,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:02,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 08:00:02,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:02,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:02,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 08:00:02,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:02,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:00:02,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 08:00:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:00:02,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:00:02,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:00:02,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:00:02,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:00:02,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 08:00:02,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:00:02,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:00:02,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 08:00:02,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:00:02,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 08:00:02,399 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-28 08:00:02,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1468472187] [2020-10-28 08:00:02,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 08:00:02,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 08:00:02,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385698602] [2020-10-28 08:00:02,410 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 08:00:02,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 08:00:02,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 08:00:02,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 08:00:02,428 INFO L87 Difference]: Start difference. First operand 1649 states. Second operand 10 states. [2020-10-28 08:00:06,128 WARN L193 SmtUtils]: Spent 3.61 s on a formula simplification that was a NOOP. DAG size: 703 [2020-10-28 08:00:24,527 WARN L193 SmtUtils]: Spent 3.34 s on a formula simplification that was a NOOP. DAG size: 709 [2020-10-28 08:00:27,854 WARN L193 SmtUtils]: Spent 3.23 s on a formula simplification that was a NOOP. DAG size: 706 [2020-10-28 08:00:31,185 WARN L193 SmtUtils]: Spent 3.23 s on a formula simplification that was a NOOP. DAG size: 708 [2020-10-28 08:00:34,644 WARN L193 SmtUtils]: Spent 3.28 s on a formula simplification that was a NOOP. DAG size: 711 [2020-10-28 08:00:37,949 WARN L193 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 700 [2020-10-28 08:01:50,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 08:01:50,588 INFO L93 Difference]: Finished difference Result 3639 states and 5073 transitions. [2020-10-28 08:01:50,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 08:01:50,591 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 125 [2020-10-28 08:01:50,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 08:01:50,634 INFO L225 Difference]: With dead ends: 3639 [2020-10-28 08:01:50,634 INFO L226 Difference]: Without dead ends: 2007 [2020-10-28 08:01:50,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 23.8s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2020-10-28 08:01:50,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2007 states. [2020-10-28 08:01:51,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2007 to 1567. [2020-10-28 08:01:51,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1567 states. [2020-10-28 08:01:51,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1567 states and 2085 transitions. [2020-10-28 08:01:51,896 INFO L78 Accepts]: Start accepts. Automaton has 1567 states and 2085 transitions. Word has length 125 [2020-10-28 08:01:51,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 08:01:51,897 INFO L481 AbstractCegarLoop]: Abstraction has 1567 states and 2085 transitions. [2020-10-28 08:01:51,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 08:01:51,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 2085 transitions. [2020-10-28 08:01:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-28 08:01:51,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 08:01:51,914 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 08:01:51,914 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 08:01:51,915 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 08:01:51,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 08:01:51,915 INFO L82 PathProgramCache]: Analyzing trace with hash -1912258745, now seen corresponding path program 1 times [2020-10-28 08:01:51,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 08:01:51,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [910894586] [2020-10-28 08:01:51,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 08:01:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:01:52,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:01:52,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:01:52,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:01:57,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:01:57,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-28 08:01:57,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 08:01:57,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5113 [2020-10-28 08:01:57,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:01:57,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 08:01:57,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-28 08:01:57,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 08:01:57,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:00,746 WARN L193 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 694 [2020-10-28 08:02:00,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 08:02:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:00,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:02:01,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 463 [2020-10-28 08:02:01,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:02:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 08:02:01,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 08:02:01,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 08:02:01,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:02:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:02:01,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 08:02:01,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:02:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:02:01,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 08:02:01,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 08:02:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 08:02:01,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 08:02:01,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:02:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:02:01,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 08:02:01,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:02:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:02:01,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 08:02:01,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 08:02:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 08:02:01,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 08:02:01,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:02:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:02:01,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 08:02:01,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 08:02:01,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:02:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:02:01,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 08:02:01,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 08:02:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 08:02:01,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 08:02:01,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:02:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:02:01,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 08:02:01,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 08:02:01,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:02:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:02:01,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 08:02:01,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 08:02:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:01,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 08:02:01,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:01,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 08:02:01,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:01,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:01,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:01,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:01,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:01,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 08:02:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:01,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:01,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:02,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:02,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 08:02:02,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 08:02:02,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 250 [2020-10-28 08:02:02,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:02,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 08:02:02,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 08:02:02,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 08:02:02,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:02,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:02:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:02,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:02,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:02,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 08:02:02,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:02,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-28 08:02:02,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:02,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 08:02:02,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:02,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 08:02:02,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:02,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 08:02:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:02,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:02,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:02,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:02,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 08:02:02,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 08:02:02,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-28 08:02:02,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:02,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 08:02:02,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 08:02:02,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 08:02:02,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:02,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 08:02:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:02,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:02,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:02,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 08:02:02,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:02,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-28 08:02:02,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 08:02:02,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:02:02,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 08:02:02,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:02,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 08:02:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:02,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:02,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:02,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:02:02,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:02,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 08:02:02,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 08:02:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:02,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:02,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 08:02:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:02:02,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:02:02,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:02:02,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:02:02,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:02:02,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 08:02:02,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:02:02,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:02:02,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 08:02:02,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:02:02,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:02:02,862 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2020-10-28 08:02:02,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [910894586] [2020-10-28 08:02:02,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 08:02:02,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 08:02:02,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312521346] [2020-10-28 08:02:02,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 08:02:02,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 08:02:02,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 08:02:02,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-28 08:02:02,867 INFO L87 Difference]: Start difference. First operand 1567 states and 2085 transitions. Second operand 12 states. [2020-10-28 08:02:06,160 WARN L193 SmtUtils]: Spent 3.23 s on a formula simplification that was a NOOP. DAG size: 703 [2020-10-28 08:02:23,347 WARN L193 SmtUtils]: Spent 3.31 s on a formula simplification that was a NOOP. DAG size: 705 [2020-10-28 08:02:26,882 WARN L193 SmtUtils]: Spent 3.34 s on a formula simplification that was a NOOP. DAG size: 696 [2020-10-28 08:02:30,961 WARN L193 SmtUtils]: Spent 3.44 s on a formula simplification that was a NOOP. DAG size: 711 [2020-10-28 08:02:34,510 WARN L193 SmtUtils]: Spent 3.46 s on a formula simplification that was a NOOP. DAG size: 708 [2020-10-28 08:02:37,956 WARN L193 SmtUtils]: Spent 3.36 s on a formula simplification that was a NOOP. DAG size: 701 [2020-10-28 08:02:41,284 WARN L193 SmtUtils]: Spent 3.20 s on a formula simplification that was a NOOP. DAG size: 702 [2020-10-28 08:02:44,647 WARN L193 SmtUtils]: Spent 3.22 s on a formula simplification that was a NOOP. DAG size: 704 [2020-10-28 08:02:48,049 WARN L193 SmtUtils]: Spent 3.28 s on a formula simplification that was a NOOP. DAG size: 702