./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5b9b8810066c6b805a125dba67c1c1409161534a09c0fedd6964ff3375355a5b --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:43:40,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:43:40,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:43:40,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:43:40,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:43:40,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:43:40,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:43:40,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:43:40,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:43:40,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:43:40,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:43:40,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:43:40,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:43:40,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:43:40,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:43:40,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:43:40,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:43:40,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:43:40,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:43:40,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:43:40,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:43:40,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:43:40,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:43:40,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:43:40,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:43:40,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:43:40,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:43:40,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:43:40,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:43:40,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:43:40,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:43:40,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:43:40,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:43:40,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:43:40,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:43:40,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:43:40,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:43:40,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:43:40,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:43:40,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:43:40,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:43:40,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:43:40,624 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:43:40,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:43:40,625 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:43:40,625 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:43:40,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:43:40,626 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:43:40,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:43:40,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:43:40,627 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:43:40,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:43:40,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:43:40,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:43:40,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:43:40,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:43:40,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:43:40,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:43:40,629 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:43:40,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:43:40,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:43:40,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:43:40,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:43:40,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:43:40,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:43:40,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:43:40,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:43:40,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:43:40,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:43:40,644 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:43:40,645 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:43:40,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:43:40,645 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:43:40,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b9b8810066c6b805a125dba67c1c1409161534a09c0fedd6964ff3375355a5b [2021-12-14 17:43:40,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:43:40,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:43:40,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:43:40,895 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:43:40,895 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:43:40,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2021-12-14 17:43:40,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a8036a31/47921787e16e49b2b175ef94d1f42a66/FLAG7a8b1dedc [2021-12-14 17:43:41,589 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:43:41,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2021-12-14 17:43:41,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a8036a31/47921787e16e49b2b175ef94d1f42a66/FLAG7a8b1dedc [2021-12-14 17:43:41,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a8036a31/47921787e16e49b2b175ef94d1f42a66 [2021-12-14 17:43:41,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:43:41,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:43:41,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:43:41,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:43:41,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:43:41,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:43:41" (1/1) ... [2021-12-14 17:43:41,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d3842c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:41, skipping insertion in model container [2021-12-14 17:43:41,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:43:41" (1/1) ... [2021-12-14 17:43:41,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:43:41,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:43:42,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[196184,196197] [2021-12-14 17:43:44,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:43:44,087 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:43:44,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[196184,196197] [2021-12-14 17:43:44,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:43:44,513 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:43:44,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44 WrapperNode [2021-12-14 17:43:44,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:43:44,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:43:44,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:43:44,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:43:44,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,599 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,686 INFO L137 Inliner]: procedures = 372, calls = 2044, calls flagged for inlining = 175, calls inlined = 127, statements flattened = 4346 [2021-12-14 17:43:44,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:43:44,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:43:44,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:43:44,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:43:44,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:43:44,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:43:44,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:43:44,947 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:43:44,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (1/1) ... [2021-12-14 17:43:44,953 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:43:44,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:43:44,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 17:43:44,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 17:43:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-14 17:43:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-14 17:43:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-14 17:43:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-14 17:43:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:43:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:43:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-14 17:43:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-14 17:43:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-14 17:43:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-14 17:43:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_byte [2021-12-14 17:43:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_byte [2021-12-14 17:43:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:43:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:43:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:43:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:43:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_work_func_t [2021-12-14 17:43:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_work_func_t [2021-12-14 17:43:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-14 17:43:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-14 17:43:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 17:43:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 17:43:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-14 17:43:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-14 17:43:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:43:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:43:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_disconnect [2021-12-14 17:43:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_disconnect [2021-12-14 17:43:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_enable [2021-12-14 17:43:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_enable [2021-12-14 17:43:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-14 17:43:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-14 17:43:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2021-12-14 17:43:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2021-12-14 17:43:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_speed [2021-12-14 17:43:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_speed [2021-12-14 17:43:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-14 17:43:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-14 17:43:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2021-12-14 17:43:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2021-12-14 17:43:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-14 17:43:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-14 17:43:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:43:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:43:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_read [2021-12-14 17:43:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_read [2021-12-14 17:43:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-14 17:43:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-14 17:43:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 17:43:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 17:43:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nic_reset [2021-12-14 17:43:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nic_reset [2021-12-14 17:43:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:43:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:43:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_read [2021-12-14 17:43:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_read [2021-12-14 17:43:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:43:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:43:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-14 17:43:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-14 17:43:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_write [2021-12-14 17:43:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_write [2021-12-14 17:43:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-14 17:43:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-14 17:43:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 17:43:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 17:43:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_eee_plus [2021-12-14 17:43:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_eee_plus [2021-12-14 17:43:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_dword [2021-12-14 17:43:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_dword [2021-12-14 17:43:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:43:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure tx_agg_align [2021-12-14 17:43:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_agg_align [2021-12-14 17:43:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 17:43:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 17:43:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-12-14 17:43:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-12-14 17:43:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 17:43:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 17:43:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:43:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-14 17:43:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-14 17:43:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_write [2021-12-14 17:43:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_write [2021-12-14 17:43:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 17:43:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 17:43:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 17:43:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 17:43:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-14 17:43:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 17:43:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 17:43:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_speed [2021-12-14 17:43:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_speed [2021-12-14 17:43:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_write [2021-12-14 17:43:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_write [2021-12-14 17:43:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_tx_timeout [2021-12-14 17:43:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_tx_timeout [2021-12-14 17:43:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_disable [2021-12-14 17:43:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_disable [2021-12-14 17:43:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_dword [2021-12-14 17:43:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_dword [2021-12-14 17:43:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:43:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:43:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure rx_agg_align [2021-12-14 17:43:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_agg_align [2021-12-14 17:43:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_get_wol [2021-12-14 17:43:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_get_wol [2021-12-14 17:43:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_write [2021-12-14 17:43:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_write [2021-12-14 17:43:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-14 17:43:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-14 17:43:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:43:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:43:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-12-14 17:43:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-12-14 17:43:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___skb_dequeue_14 [2021-12-14 17:43:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___skb_dequeue_14 [2021-12-14 17:43:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_submit_rx [2021-12-14 17:43:45,019 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_submit_rx [2021-12-14 17:43:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 17:43:45,021 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 17:43:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-14 17:43:45,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-14 17:43:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 17:43:45,022 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 17:43:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 17:43:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 17:43:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_set_wol [2021-12-14 17:43:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_set_wol [2021-12-14 17:43:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_power_cut_en [2021-12-14 17:43:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_power_cut_en [2021-12-14 17:43:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_word [2021-12-14 17:43:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_word [2021-12-14 17:43:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-14 17:43:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-14 17:43:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_fc [2021-12-14 17:43:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_fc [2021-12-14 17:43:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:43:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 17:43:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 17:43:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 17:43:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 17:43:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 17:43:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 17:43:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:43:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-12-14 17:43:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-12-14 17:43:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-14 17:43:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-14 17:43:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:43:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 17:43:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 17:43:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_splice_init [2021-12-14 17:43:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_splice_init [2021-12-14 17:43:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2021-12-14 17:43:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2021-12-14 17:43:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:43:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:43:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-14 17:43:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-14 17:43:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_node [2021-12-14 17:43:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_node [2021-12-14 17:43:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-14 17:43:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-14 17:43:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 17:43:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 17:43:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-14 17:43:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-14 17:43:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure sram_read [2021-12-14 17:43:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure sram_read [2021-12-14 17:43:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:43:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:43:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-14 17:43:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-14 17:43:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_teredo_off [2021-12-14 17:43:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_teredo_off [2021-12-14 17:43:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:43:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-14 17:43:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-14 17:43:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_open [2021-12-14 17:43:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_open [2021-12-14 17:43:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:43:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:43:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2021-12-14 17:43:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2021-12-14 17:43:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_runtime_suspend_enable [2021-12-14 17:43:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_runtime_suspend_enable [2021-12-14 17:43:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_close [2021-12-14 17:43:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_close [2021-12-14 17:43:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_power_cut_en [2021-12-14 17:43:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_power_cut_en [2021-12-14 17:43:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_u1u2en [2021-12-14 17:43:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_u1u2en [2021-12-14 17:43:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_read [2021-12-14 17:43:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_read [2021-12-14 17:43:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:43:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_enable_aldps [2021-12-14 17:43:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_enable_aldps [2021-12-14 17:43:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_tally_reset [2021-12-14 17:43:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_tally_reset [2021-12-14 17:43:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_drop_queued_tx [2021-12-14 17:43:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_drop_queued_tx [2021-12-14 17:43:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_read [2021-12-14 17:43:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_read [2021-12-14 17:43:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_resume [2021-12-14 17:43:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_resume [2021-12-14 17:43:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:43:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure rxdy_gated_en [2021-12-14 17:43:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rxdy_gated_en [2021-12-14 17:43:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:43:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:43:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_clear_bp [2021-12-14 17:43:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_clear_bp [2021-12-14 17:43:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:43:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 17:43:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 17:43:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_aldps [2021-12-14 17:43:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_aldps [2021-12-14 17:43:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 17:43:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 17:43:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-14 17:43:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-14 17:43:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_splice [2021-12-14 17:43:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_splice [2021-12-14 17:43:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-14 17:43:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-14 17:43:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_mem [2021-12-14 17:43:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_mem [2021-12-14 17:43:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-14 17:43:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-14 17:43:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-14 17:43:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-14 17:43:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_byte [2021-12-14 17:43:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_byte [2021-12-14 17:43:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_mac_address [2021-12-14 17:43:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_mac_address [2021-12-14 17:43:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure sram_write [2021-12-14 17:43:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure sram_write [2021-12-14 17:43:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_word [2021-12-14 17:43:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_word [2021-12-14 17:43:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:43:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:43:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_qlen [2021-12-14 17:43:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_qlen [2021-12-14 17:43:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 17:43:45,039 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 17:43:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_rx_mode [2021-12-14 17:43:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_rx_mode [2021-12-14 17:43:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_ioctl [2021-12-14 17:43:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_ioctl [2021-12-14 17:43:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-14 17:43:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-14 17:43:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2021-12-14 17:43:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2021-12-14 17:43:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_disable_aldps [2021-12-14 17:43:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_disable_aldps [2021-12-14 17:43:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 17:43:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 17:43:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:43:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2021-12-14 17:43:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2021-12-14 17:43:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-14 17:43:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:43:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:43:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2021-12-14 17:43:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2021-12-14 17:43:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 17:43:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 17:43:45,585 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:43:45,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:43:45,673 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:44:18,085 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:44:18,108 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:44:18,109 INFO L301 CfgBuilder]: Removed 15 assume(true) statements. [2021-12-14 17:44:18,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:44:18 BoogieIcfgContainer [2021-12-14 17:44:18,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:44:18,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:44:18,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:44:18,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:44:18,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:43:41" (1/3) ... [2021-12-14 17:44:18,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f44144e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:44:18, skipping insertion in model container [2021-12-14 17:44:18,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:44" (2/3) ... [2021-12-14 17:44:18,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f44144e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:44:18, skipping insertion in model container [2021-12-14 17:44:18,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:44:18" (3/3) ... [2021-12-14 17:44:18,119 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2021-12-14 17:44:18,123 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:44:18,123 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:44:18,177 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:44:18,181 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 17:44:18,181 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:44:18,241 INFO L276 IsEmpty]: Start isEmpty. Operand has 2135 states, 1331 states have (on average 1.3185574755822689) internal successors, (1755), 1395 states have internal predecessors, (1755), 689 states have call successors, (689), 125 states have call predecessors, (689), 124 states have return successors, (684), 669 states have call predecessors, (684), 684 states have call successors, (684) [2021-12-14 17:44:18,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-12-14 17:44:18,253 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:44:18,254 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:44:18,255 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:44:18,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:44:18,261 INFO L85 PathProgramCache]: Analyzing trace with hash 929910543, now seen corresponding path program 1 times [2021-12-14 17:44:18,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:44:18,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694857242] [2021-12-14 17:44:18,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:44:18,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:44:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:18,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:44:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:19,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:44:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:19,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:44:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:19,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:44:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:19,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:44:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:19,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:44:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:19,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:44:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:19,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:44:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:19,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-14 17:44:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:19,105 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-12-14 17:44:19,105 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:44:19,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694857242] [2021-12-14 17:44:19,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694857242] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:44:19,106 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:44:19,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:44:19,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789525928] [2021-12-14 17:44:19,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:44:19,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:44:19,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:44:19,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:44:19,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:44:19,134 INFO L87 Difference]: Start difference. First operand has 2135 states, 1331 states have (on average 1.3185574755822689) internal successors, (1755), 1395 states have internal predecessors, (1755), 689 states have call successors, (689), 125 states have call predecessors, (689), 124 states have return successors, (684), 669 states have call predecessors, (684), 684 states have call successors, (684) Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-12-14 17:44:21,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:44:23,462 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:44:25,735 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:44:48,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:44:48,807 INFO L93 Difference]: Finished difference Result 7093 states and 11669 transitions. [2021-12-14 17:44:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 17:44:48,809 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 72 [2021-12-14 17:44:48,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:44:48,881 INFO L225 Difference]: With dead ends: 7093 [2021-12-14 17:44:48,881 INFO L226 Difference]: Without dead ends: 4945 [2021-12-14 17:44:48,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:44:48,924 INFO L933 BasicCegarLoop]: 3520 mSDtfsCounter, 5697 mSDsluCounter, 5721 mSDsCounter, 0 mSdLazyCounter, 3452 mSolverCounterSat, 4054 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6012 SdHoareTripleChecker+Valid, 9241 SdHoareTripleChecker+Invalid, 7509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4054 IncrementalHoareTripleChecker+Valid, 3452 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time [2021-12-14 17:44:48,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6012 Valid, 9241 Invalid, 7509 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4054 Valid, 3452 Invalid, 3 Unknown, 0 Unchecked, 28.6s Time] [2021-12-14 17:44:48,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4945 states. [2021-12-14 17:44:49,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4945 to 4135. [2021-12-14 17:44:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4135 states, 2556 states have (on average 1.3090766823161188) internal successors, (3346), 2648 states have internal predecessors, (3346), 1332 states have call successors, (1332), 247 states have call predecessors, (1332), 246 states have return successors, (1331), 1301 states have call predecessors, (1331), 1331 states have call successors, (1331) [2021-12-14 17:44:49,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 4135 states and 6009 transitions. [2021-12-14 17:44:49,217 INFO L78 Accepts]: Start accepts. Automaton has 4135 states and 6009 transitions. Word has length 72 [2021-12-14 17:44:49,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:44:49,219 INFO L470 AbstractCegarLoop]: Abstraction has 4135 states and 6009 transitions. [2021-12-14 17:44:49,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-12-14 17:44:49,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 6009 transitions. [2021-12-14 17:44:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-14 17:44:49,228 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:44:49,228 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:44:49,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:44:49,229 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:44:49,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:44:49,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1876306375, now seen corresponding path program 1 times [2021-12-14 17:44:49,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:44:49,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430654980] [2021-12-14 17:44:49,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:44:49,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:44:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:44:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:44:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:44:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:44:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:44:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:44:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:44:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:44:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-14 17:44:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:44:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:49,865 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-12-14 17:44:49,865 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:44:49,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430654980] [2021-12-14 17:44:49,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430654980] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:44:49,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:44:49,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 17:44:49,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050165613] [2021-12-14 17:44:49,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:44:49,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 17:44:49,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:44:49,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 17:44:49,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 17:44:49,868 INFO L87 Difference]: Start difference. First operand 4135 states and 6009 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)