/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block 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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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 -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 14:15:57,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 14:15:57,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 14:15:57,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 14:15:57,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 14:15:57,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 14:15:57,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 14:15:57,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 14:15:57,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 14:15:57,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 14:15:57,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 14:15:57,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 14:15:57,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 14:15:57,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 14:15:57,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 14:15:57,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 14:15:57,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 14:15:57,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 14:15:57,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 14:15:57,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 14:15:57,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 14:15:57,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 14:15:57,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 14:15:57,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 14:15:57,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 14:15:57,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 14:15:57,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 14:15:57,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 14:15:57,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 14:15:57,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 14:15:57,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 14:15:57,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 14:15:57,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 14:15:57,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 14:15:57,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 14:15:57,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 14:15:57,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 14:15:57,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 14:15:57,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 14:15:57,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 14:15:57,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 14:15:57,615 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 [2020-10-14 14:15:57,637 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 14:15:57,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 14:15:57,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 14:15:57,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 14:15:57,639 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 14:15:57,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 14:15:57,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 14:15:57,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 14:15:57,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 14:15:57,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 14:15:57,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 14:15:57,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 14:15:57,641 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 14:15:57,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 14:15:57,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 14:15:57,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 14:15:57,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 14:15:57,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 14:15:57,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 14:15:57,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 14:15:57,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 14:15:57,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 14:15:57,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 14:15:57,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 14:15:57,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 14:15:57,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 14:15:57,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 14:15:57,644 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> 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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 14:15:57,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 14:15:57,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 14:15:57,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 14:15:57,966 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 14:15:57,969 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 14:15:57,971 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i [2020-10-14 14:15:58,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6054031f/f1ef3b28d20944ff94dc04db7330eef5/FLAG0de86bcbe [2020-10-14 14:15:58,926 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 14:15:58,927 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i [2020-10-14 14:15:58,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6054031f/f1ef3b28d20944ff94dc04db7330eef5/FLAG0de86bcbe [2020-10-14 14:15:59,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6054031f/f1ef3b28d20944ff94dc04db7330eef5 [2020-10-14 14:15:59,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 14:15:59,382 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 14:15:59,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 14:15:59,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 14:15:59,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 14:15:59,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:15:59" (1/1) ... [2020-10-14 14:15:59,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f504857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:15:59, skipping insertion in model container [2020-10-14 14:15:59,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:15:59" (1/1) ... [2020-10-14 14:15:59,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 14:15:59,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 14:16:00,453 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5400] [2020-10-14 14:16:00,453 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5401-5402] [2020-10-14 14:16:01,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 14:16:01,835 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 14:16:02,036 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5400] [2020-10-14 14:16:02,037 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5401-5402] [2020-10-14 14:16:02,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 14:16:03,009 INFO L208 MainTranslator]: Completed translation [2020-10-14 14:16:03,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03 WrapperNode [2020-10-14 14:16:03,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 14:16:03,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 14:16:03,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 14:16:03,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 14:16:03,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03" (1/1) ... [2020-10-14 14:16:03,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03" (1/1) ... [2020-10-14 14:16:03,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03" (1/1) ... [2020-10-14 14:16:03,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03" (1/1) ... [2020-10-14 14:16:03,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03" (1/1) ... [2020-10-14 14:16:03,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03" (1/1) ... [2020-10-14 14:16:03,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03" (1/1) ... [2020-10-14 14:16:03,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 14:16:03,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 14:16:03,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 14:16:03,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 14:16:03,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03" (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 [2020-10-14 14:16:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 14:16:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 14:16:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-14 14:16:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-14 14:16:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-14 14:16:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-14 14:16:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-14 14:16:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-14 14:16:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2020-10-14 14:16:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-14 14:16:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2020-10-14 14:16:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 14:16:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 14:16:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-14 14:16:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-14 14:16:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-14 14:16:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-14 14:16:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-14 14:16:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-14 14:16:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-14 14:16:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-14 14:16:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-14 14:16:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2020-10-14 14:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2020-10-14 14:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-14 14:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-14 14:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-14 14:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-14 14:16:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-14 14:16:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-14 14:16:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-14 14:16:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-14 14:16:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-14 14:16:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-14 14:16:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2020-10-14 14:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2020-10-14 14:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-14 14:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-14 14:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-14 14:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2020-10-14 14:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2020-10-14 14:16:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-14 14:16:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2020-10-14 14:16:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-14 14:16:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure async_ctrl_callback [2020-10-14 14:16:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2020-10-14 14:16:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2020-10-14 14:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure set_register [2020-10-14 14:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure update_eth_regs_async [2020-10-14 14:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __mii_op [2020-10-14 14:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mii_word [2020-10-14 14:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mii_word [2020-10-14 14:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2020-10-14 14:16:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2020-10-14 14:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eprom_word [2020-10-14 14:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure get_node_id [2020-10-14 14:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure set_ethernet_addr [2020-10-14 14:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_mac [2020-10-14 14:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_net_traffic [2020-10-14 14:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure read_bulk_callback [2020-10-14 14:16:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_fixup [2020-10-14 14:16:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure write_bulk_callback [2020-10-14 14:16:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_callback [2020-10-14 14:16:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_tx_timeout [2020-10-14 14:16:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_start_xmit [2020-10-14 14:16:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_netdev_stats [2020-10-14 14:16:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_net_traffic [2020-10-14 14:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure get_interrupt_interval [2020-10-14 14:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2020-10-14 14:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urbs [2020-10-14 14:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2020-10-14 14:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_urbs [2020-10-14 14:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_open [2020-10-14 14:16:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_close [2020-10-14 14:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_drvinfo [2020-10-14 14:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_wol [2020-10-14 14:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_wol [2020-10-14 14:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_reset_wol [2020-10-14 14:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_settings [2020-10-14 14:16:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_settings [2020-10-14 14:16:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_nway_reset [2020-10-14 14:16:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_link [2020-10-14 14:16:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_msglevel [2020-10-14 14:16:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_msglevel [2020-10-14 14:16:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_ioctl [2020-10-14 14:16:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_multicast [2020-10-14 14:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_phy_probe [2020-10-14 14:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_pegasus_II [2020-10-14 14:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure check_carrier [2020-10-14 14:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_blacklisted [2020-10-14 14:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_dec_workqueue [2020-10-14 14:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_probe [2020-10-14 14:16:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_disconnect [2020-10-14 14:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_suspend [2020-10-14 14:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_resume [2020-10-14 14:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_id [2020-10-14 14:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_init [2020-10-14 14:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_exit [2020-10-14 14:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-14 14:16:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_3 [2020-10-14 14:16:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2020-10-14 14:16:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 14:16:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-14 14:16:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_22 [2020-10-14 14:16:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_24 [2020-10-14 14:16:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_26 [2020-10-14 14:16:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_27 [2020-10-14 14:16:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2020-10-14 14:16:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2020-10-14 14:16:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_30 [2020-10-14 14:16:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2020-10-14 14:16:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_32 [2020-10-14 14:16:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_33 [2020-10-14 14:16:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_34 [2020-10-14 14:16:03,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_35 [2020-10-14 14:16:03,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_36 [2020-10-14 14:16:03,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_37 [2020-10-14 14:16:03,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_38 [2020-10-14 14:16:03,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_39 [2020-10-14 14:16:03,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_40 [2020-10-14 14:16:03,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_41 [2020-10-14 14:16:03,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2020-10-14 14:16:03,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_43 [2020-10-14 14:16:03,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_44 [2020-10-14 14:16:03,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_45 [2020-10-14 14:16:03,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_46 [2020-10-14 14:16:03,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_47 [2020-10-14 14:16:03,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_48 [2020-10-14 14:16:03,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_49 [2020-10-14 14:16:03,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-14 14:16:03,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-14 14:16:03,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-14 14:16:03,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-14 14:16:03,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-14 14:16:03,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-14 14:16:03,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-14 14:16:03,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-14 14:16:03,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-14 14:16:03,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2020-10-14 14:16:03,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-14 14:16:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-14 14:16:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-14 14:16:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-14 14:16:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-14 14:16:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-10-14 14:16:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2020-10-14 14:16:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-14 14:16:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-14 14:16:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-14 14:16:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-14 14:16:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-14 14:16:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2020-10-14 14:16:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2020-10-14 14:16:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2020-10-14 14:16:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-10-14 14:16:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2020-10-14 14:16:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-14 14:16:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2020-10-14 14:16:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-14 14:16:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 14:16:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 14:16:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2020-10-14 14:16:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2020-10-14 14:16:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-10-14 14:16:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-14 14:16:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-14 14:16:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2020-10-14 14:16:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2020-10-14 14:16:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2020-10-14 14:16:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2020-10-14 14:16:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-14 14:16:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-10-14 14:16:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-14 14:16:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-10-14 14:16:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2020-10-14 14:16:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2020-10-14 14:16:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-10-14 14:16:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-14 14:16:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-14 14:16:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2020-10-14 14:16:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2020-10-14 14:16:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-14 14:16:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2020-10-14 14:16:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2020-10-14 14:16:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2020-10-14 14:16:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-14 14:16:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-14 14:16:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2020-10-14 14:16:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-14 14:16:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-14 14:16:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-14 14:16:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-14 14:16:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-14 14:16:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-14 14:16:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-14 14:16:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-14 14:16:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-14 14:16:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-14 14:16:03,472 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2020-10-14 14:16:03,472 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-14 14:16:03,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 14:16:03,472 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 14:16:03,472 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-14 14:16:03,472 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-14 14:16:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 14:16:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-14 14:16:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-14 14:16:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-14 14:16:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-14 14:16:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-14 14:16:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-14 14:16:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 14:16:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-14 14:16:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-14 14:16:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2020-10-14 14:16:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2020-10-14 14:16:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-14 14:16:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-14 14:16:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 14:16:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-14 14:16:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-14 14:16:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 14:16:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-14 14:16:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2020-10-14 14:16:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-14 14:16:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2020-10-14 14:16:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2020-10-14 14:16:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-14 14:16:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-14 14:16:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-14 14:16:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2020-10-14 14:16:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2020-10-14 14:16:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2020-10-14 14:16:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 14:16:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 14:16:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-14 14:16:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-14 14:16:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2020-10-14 14:16:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-14 14:16:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-14 14:16:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 14:16:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-14 14:16:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 14:16:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2020-10-14 14:16:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 14:16:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 14:16:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 14:16:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 14:16:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 14:16:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-14 14:16:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-14 14:16:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-14 14:16:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-14 14:16:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-14 14:16:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-14 14:16:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-14 14:16:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_3 [2020-10-14 14:16:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2020-10-14 14:16:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-14 14:16:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-14 14:16:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2020-10-14 14:16:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-14 14:16:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 14:16:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-14 14:16:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-14 14:16:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-14 14:16:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-14 14:16:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-14 14:16:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2020-10-14 14:16:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_24 [2020-10-14 14:16:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_32 [2020-10-14 14:16:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2020-10-14 14:16:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_26 [2020-10-14 14:16:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2020-10-14 14:16:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_22 [2020-10-14 14:16:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_30 [2020-10-14 14:16:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2020-10-14 14:16:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-14 14:16:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-14 14:16:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_27 [2020-10-14 14:16:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2020-10-14 14:16:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2020-10-14 14:16:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2020-10-14 14:16:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2020-10-14 14:16:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-14 14:16:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-14 14:16:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-14 14:16:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-14 14:16:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-14 14:16:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-14 14:16:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-14 14:16:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-14 14:16:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_45 [2020-10-14 14:16:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_47 [2020-10-14 14:16:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-14 14:16:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-14 14:16:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-14 14:16:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-14 14:16:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-14 14:16:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-14 14:16:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 14:16:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-14 14:16:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-14 14:16:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-14 14:16:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2020-10-14 14:16:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-10-14 14:16:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2020-10-14 14:16:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-10-14 14:16:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2020-10-14 14:16:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2020-10-14 14:16:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-14 14:16:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_44 [2020-10-14 14:16:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-14 14:16:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_46 [2020-10-14 14:16:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-14 14:16:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-14 14:16:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-10-14 14:16:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-10-14 14:16:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2020-10-14 14:16:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2020-10-14 14:16:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2020-10-14 14:16:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-10-14 14:16:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2020-10-14 14:16:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2020-10-14 14:16:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2020-10-14 14:16:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2020-10-14 14:16:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-14 14:16:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-14 14:16:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-14 14:16:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2020-10-14 14:16:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-14 14:16:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_48 [2020-10-14 14:16:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-14 14:16:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_49 [2020-10-14 14:16:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2020-10-14 14:16:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 14:16:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-14 14:16:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2020-10-14 14:16:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-14 14:16:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_33 [2020-10-14 14:16:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_39 [2020-10-14 14:16:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_40 [2020-10-14 14:16:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_41 [2020-10-14 14:16:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-14 14:16:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-14 14:16:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_34 [2020-10-14 14:16:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_35 [2020-10-14 14:16:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_36 [2020-10-14 14:16:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_37 [2020-10-14 14:16:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_38 [2020-10-14 14:16:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2020-10-14 14:16:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_43 [2020-10-14 14:16:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2020-10-14 14:16:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-14 14:16:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-14 14:16:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-14 14:16:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure async_ctrl_callback [2020-10-14 14:16:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 14:16:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2020-10-14 14:16:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2020-10-14 14:16:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure set_register [2020-10-14 14:16:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure update_eth_regs_async [2020-10-14 14:16:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure __mii_op [2020-10-14 14:16:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure read_mii_word [2020-10-14 14:16:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure write_mii_word [2020-10-14 14:16:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2020-10-14 14:16:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2020-10-14 14:16:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure read_eprom_word [2020-10-14 14:16:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure get_node_id [2020-10-14 14:16:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure set_ethernet_addr [2020-10-14 14:16:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure reset_mac [2020-10-14 14:16:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure enable_net_traffic [2020-10-14 14:16:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure read_bulk_callback [2020-10-14 14:16:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure rx_fixup [2020-10-14 14:16:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure write_bulk_callback [2020-10-14 14:16:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure intr_callback [2020-10-14 14:16:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_tx_timeout [2020-10-14 14:16:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_start_xmit [2020-10-14 14:16:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_netdev_stats [2020-10-14 14:16:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure disable_net_traffic [2020-10-14 14:16:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure get_interrupt_interval [2020-10-14 14:16:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2020-10-14 14:16:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urbs [2020-10-14 14:16:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2020-10-14 14:16:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_urbs [2020-10-14 14:16:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_open [2020-10-14 14:16:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_close [2020-10-14 14:16:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_drvinfo [2020-10-14 14:16:03,498 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_wol [2020-10-14 14:16:03,498 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_wol [2020-10-14 14:16:03,498 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_reset_wol [2020-10-14 14:16:03,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 14:16:03,498 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_settings [2020-10-14 14:16:03,498 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_settings [2020-10-14 14:16:03,498 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_nway_reset [2020-10-14 14:16:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_link [2020-10-14 14:16:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_msglevel [2020-10-14 14:16:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_msglevel [2020-10-14 14:16:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_ioctl [2020-10-14 14:16:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_multicast [2020-10-14 14:16:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure mii_phy_probe [2020-10-14 14:16:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure setup_pegasus_II [2020-10-14 14:16:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure check_carrier [2020-10-14 14:16:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_blacklisted [2020-10-14 14:16:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_dec_workqueue [2020-10-14 14:16:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_probe [2020-10-14 14:16:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_disconnect [2020-10-14 14:16:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_suspend [2020-10-14 14:16:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_resume [2020-10-14 14:16:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure parse_id [2020-10-14 14:16:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_init [2020-10-14 14:16:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_exit [2020-10-14 14:16:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-10-14 14:16:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2020-10-14 14:16:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2020-10-14 14:16:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 14:16:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 14:16:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 14:16:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-14 14:16:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-14 14:16:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-14 14:16:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-14 14:16:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-14 14:16:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-14 14:16:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 14:16:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-14 14:16:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 14:16:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 14:16:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 14:16:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 14:16:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 14:16:03,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 14:16:03,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-14 14:16:03,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 14:16:03,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-14 14:16:04,969 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-14 14:16:17,934 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 14:16:17,935 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 14:16:17,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:16:17 BoogieIcfgContainer [2020-10-14 14:16:17,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 14:16:17,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 14:16:17,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 14:16:17,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 14:16:17,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 02:15:59" (1/3) ... [2020-10-14 14:16:17,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d96384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:16:17, skipping insertion in model container [2020-10-14 14:16:17,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:16:03" (2/3) ... [2020-10-14 14:16:17,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d96384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:16:17, skipping insertion in model container [2020-10-14 14:16:17,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:16:17" (3/3) ... [2020-10-14 14:16:17,960 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i [2020-10-14 14:16:17,969 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 14:16:17,977 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 14:16:17,986 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 14:16:18,015 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 14:16:18,015 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 14:16:18,015 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 14:16:18,015 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 14:16:18,015 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 14:16:18,016 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 14:16:18,016 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 14:16:18,016 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 14:16:18,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states. [2020-10-14 14:16:18,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-14 14:16:18,077 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:16:18,078 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 14:16:18,078 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:16:18,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:16:18,085 INFO L82 PathProgramCache]: Analyzing trace with hash 483856889, now seen corresponding path program 1 times [2020-10-14 14:16:18,093 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:16:18,093 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [390807715] [2020-10-14 14:16:18,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:16:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:19,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:20,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:27,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:27,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-14 14:16:27,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:16:27,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7951 [2020-10-14 14:16:27,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:27,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:16:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-14 14:16:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 14:16:27,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 14:16:35,259 WARN L193 SmtUtils]: Spent 7.54 s on a formula simplification that was a NOOP. DAG size: 1381 [2020-10-14 14:16:35,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:16:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:35,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:39,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:39,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:16:39,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:16:39,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4539 [2020-10-14 14:16:39,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:39,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:39,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:16:39,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:16:39,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:16:39,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:16:40,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:16:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:40,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:40,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:40,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:16:40,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:16:40,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 14:16:40,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:40,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:16:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:16:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:16:40,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:16:40,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:16:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:40,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:40,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:40,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:16:40,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:16:40,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 14:16:40,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:40,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:40,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:16:40,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:16:40,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:16:40,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:16:40,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:16:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:40,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:40,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:40,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:16:40,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:16:40,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 14:16:40,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:40,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:40,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:16:40,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:16:40,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:16:40,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:16:40,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:16:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:40,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:40,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:40,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:16:40,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:16:40,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 14:16:40,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:40,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:40,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:16:40,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:16:40,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:16:40,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:16:40,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:16:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:40,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:40,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:40,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:16:40,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:16:40,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 14:16:40,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:40,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:40,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:16:40,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:16:40,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:16:40,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:16:40,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:16:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:40,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:40,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:40,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 14:16:40,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:16:40,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 14:16:40,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:40,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:40,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:16:40,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:16:40,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:16:40,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:16:40,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 14:16:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:40,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:40,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:40,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:40,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:16:40,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:16:40,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 14:16:40,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:40,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:16:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:16:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:16:40,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:16:40,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-14 14:16:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:16:40,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:16:40,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:16:40,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:16:40,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:16:40,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 14:16:40,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:16:40,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:16:40,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:16:40,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:16:40,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:16:40,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:16:40,604 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-14 14:16:40,605 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [390807715] [2020-10-14 14:16:40,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:16:40,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 14:16:40,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13442736] [2020-10-14 14:16:40,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 14:16:40,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:16:40,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 14:16:40,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-14 14:16:40,630 INFO L87 Difference]: Start difference. First operand 1657 states. Second operand 6 states. [2020-10-14 14:16:48,095 WARN L193 SmtUtils]: Spent 7.39 s on a formula simplification that was a NOOP. DAG size: 1390 [2020-10-14 14:16:59,776 WARN L193 SmtUtils]: Spent 7.43 s on a formula simplification that was a NOOP. DAG size: 1392 [2020-10-14 14:17:11,090 WARN L193 SmtUtils]: Spent 7.12 s on a formula simplification that was a NOOP. DAG size: 1383 [2020-10-14 14:18:24,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:18:24,656 INFO L93 Difference]: Finished difference Result 4475 states and 6117 transitions. [2020-10-14 14:18:24,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 14:18:24,661 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 74 [2020-10-14 14:18:24,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:18:24,721 INFO L225 Difference]: With dead ends: 4475 [2020-10-14 14:18:24,721 INFO L226 Difference]: Without dead ends: 2925 [2020-10-14 14:18:24,738 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 29.9s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-14 14:18:24,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2925 states. [2020-10-14 14:18:25,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2925 to 2409. [2020-10-14 14:18:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2409 states. [2020-10-14 14:18:25,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 2409 states and 3148 transitions. [2020-10-14 14:18:25,945 INFO L78 Accepts]: Start accepts. Automaton has 2409 states and 3148 transitions. Word has length 74 [2020-10-14 14:18:25,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:18:25,946 INFO L479 AbstractCegarLoop]: Abstraction has 2409 states and 3148 transitions. [2020-10-14 14:18:25,946 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 14:18:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 3148 transitions. [2020-10-14 14:18:25,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-14 14:18:25,953 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:18:25,954 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 14:18:25,954 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 14:18:25,954 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:18:25,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:18:25,955 INFO L82 PathProgramCache]: Analyzing trace with hash -2035204636, now seen corresponding path program 1 times [2020-10-14 14:18:25,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:18:25,955 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [647977811] [2020-10-14 14:18:25,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:18:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:26,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:27,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:27,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:28,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:35,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:35,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-14 14:18:35,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 14:18:35,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9066 [2020-10-14 14:18:35,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:35,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:35,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:18:35,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-14 14:18:35,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 14:18:35,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:18:43,267 WARN L193 SmtUtils]: Spent 7.57 s on a formula simplification that was a NOOP. DAG size: 1381 [2020-10-14 14:18:43,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:18:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:43,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:47,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:47,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:18:47,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:47,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4451 [2020-10-14 14:18:47,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:47,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:47,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:47,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:18:47,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:47,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:18:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:18:48,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 14:18:48,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:18:48,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:18:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:18:48,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 14:18:48,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:18:48,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:18:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:18:48,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 14:18:48,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:18:48,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:18:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:18:48,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 14:18:48,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:18:48,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:18:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:18:48,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 14:18:48,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:18:48,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:18:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 14:18:48,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 14:18:48,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:18:48,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 14:18:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:18:48,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:18:48,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 14:18:48,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:18:48,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-14 14:18:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:18:48,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 14:18:48,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:18:48,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:18:48,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 14:18:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:18:48,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-14 14:18:48,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 14:18:48,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 14:18:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 14:18:48,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 14:18:48,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-14 14:18:48,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:18:48,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:18:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:18:48,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 14:18:48,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:18:48,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 14:18:48,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 14:18:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:18:48,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:18:48,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:18:48,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:18:48,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:18:48,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 14:18:48,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:18:48,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:18:48,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:18:48,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:18:48,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:18:48,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:18:48,763 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-14 14:18:48,764 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [647977811] [2020-10-14 14:18:48,764 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:18:48,765 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 14:18:48,765 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058169504] [2020-10-14 14:18:48,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 14:18:48,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:18:48,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 14:18:48,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-14 14:18:48,769 INFO L87 Difference]: Start difference. First operand 2409 states and 3148 transitions. Second operand 7 states. [2020-10-14 14:18:56,401 WARN L193 SmtUtils]: Spent 7.58 s on a formula simplification that was a NOOP. DAG size: 1390 [2020-10-14 14:19:08,637 WARN L193 SmtUtils]: Spent 7.76 s on a formula simplification that was a NOOP. DAG size: 1392 [2020-10-14 14:19:18,044 WARN L193 SmtUtils]: Spent 7.52 s on a formula simplification that was a NOOP. DAG size: 1383