./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5b36d44f 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.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 f875a16ddd06dee7c86e5a3e88b41612f791fdd24738f7d7575222dae4708705 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 19:04:18,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 19:04:18,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 19:04:18,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 19:04:18,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 19:04:18,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 19:04:18,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 19:04:18,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 19:04:18,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 19:04:18,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 19:04:18,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 19:04:18,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 19:04:18,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 19:04:18,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 19:04:18,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 19:04:18,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 19:04:18,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 19:04:18,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 19:04:18,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 19:04:18,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 19:04:18,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 19:04:18,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 19:04:18,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 19:04:18,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 19:04:18,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 19:04:18,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 19:04:18,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 19:04:18,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 19:04:18,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 19:04:18,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 19:04:18,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 19:04:18,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 19:04:18,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 19:04:18,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 19:04:18,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 19:04:18,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 19:04:18,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 19:04:18,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 19:04:18,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 19:04:18,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 19:04:18,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 19:04:18,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 19:04:18,451 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 19:04:18,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 19:04:18,452 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 19:04:18,452 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 19:04:18,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 19:04:18,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 19:04:18,454 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 19:04:18,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 19:04:18,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 19:04:18,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 19:04:18,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 19:04:18,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 19:04:18,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 19:04:18,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 19:04:18,456 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 19:04:18,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 19:04:18,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 19:04:18,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 19:04:18,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 19:04:18,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 19:04:18,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 19:04:18,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 19:04:18,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 19:04:18,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 19:04:18,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 19:04:18,458 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 19:04:18,458 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 19:04:18,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 19:04:18,459 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 19:04:18,459 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f875a16ddd06dee7c86e5a3e88b41612f791fdd24738f7d7575222dae4708705 [2021-11-07 19:04:18,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 19:04:18,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 19:04:18,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 19:04:18,738 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 19:04:18,739 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 19:04:18,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i [2021-11-07 19:04:18,800 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b80af2887/7e536c8cdd5a44b190e2186e690789d2/FLAGc4442dac3 [2021-11-07 19:04:19,699 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 19:04:19,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i [2021-11-07 19:04:19,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b80af2887/7e536c8cdd5a44b190e2186e690789d2/FLAGc4442dac3 [2021-11-07 19:04:20,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b80af2887/7e536c8cdd5a44b190e2186e690789d2 [2021-11-07 19:04:20,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 19:04:20,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 19:04:20,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 19:04:20,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 19:04:20,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 19:04:20,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:04:20" (1/1) ... [2021-11-07 19:04:20,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d81c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:20, skipping insertion in model container [2021-11-07 19:04:20,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:04:20" (1/1) ... [2021-11-07 19:04:20,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 19:04:20,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 19:04:27,026 WARN L228 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i[666434,666447] [2021-11-07 19:04:27,028 WARN L228 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i[666600,666613] [2021-11-07 19:04:27,029 WARN L228 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i[666764,666777] [2021-11-07 19:04:27,029 WARN L228 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i[666929,666942] [2021-11-07 19:04:27,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 19:04:27,123 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 19:04:27,896 WARN L228 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i[666434,666447] [2021-11-07 19:04:27,897 WARN L228 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i[666600,666613] [2021-11-07 19:04:27,897 WARN L228 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i[666764,666777] [2021-11-07 19:04:27,898 WARN L228 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i[666929,666942] [2021-11-07 19:04:27,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 19:04:28,186 INFO L208 MainTranslator]: Completed translation [2021-11-07 19:04:28,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28 WrapperNode [2021-11-07 19:04:28,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 19:04:28,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 19:04:28,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 19:04:28,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 19:04:28,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:28,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:29,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 19:04:29,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 19:04:29,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 19:04:29,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 19:04:29,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:29,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:29,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:29,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:30,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:30,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:30,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:31,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 19:04:31,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 19:04:31,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 19:04:31,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 19:04:31,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (1/1) ... [2021-11-07 19:04:31,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 19:04:31,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 19:04:31,237 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) [2021-11-07 19:04:31,283 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 [2021-11-07 19:04:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_2_hw_phy_config [2021-11-07 19:04:31,298 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_2_hw_phy_config [2021-11-07 19:04:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168f_2_hw_phy_config [2021-11-07 19:04:31,298 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168f_2_hw_phy_config [2021-11-07 19:04:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_xmii_reset_enable [2021-11-07 19:04:31,298 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_xmii_reset_enable [2021-11-07 19:04:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_patchphy [2021-11-07 19:04:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_patchphy [2021-11-07 19:04:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169scd_hw_phy_config [2021-11-07 19:04:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169scd_hw_phy_config [2021-11-07 19:04:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_work [2021-11-07 19:04:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_work [2021-11-07 19:04:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_remove_one [2021-11-07 19:04:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_remove_one [2021-11-07 19:04:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_down [2021-11-07 19:04:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_down [2021-11-07 19:04:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_close [2021-11-07 19:04:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_close [2021-11-07 19:04:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_reset [2021-11-07 19:04:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_reset [2021-11-07 19:04:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_eri_write [2021-11-07 19:04:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_eri_write [2021-11-07 19:04:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_26 [2021-11-07 19:04:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_26 [2021-11-07 19:04:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_generic_op [2021-11-07 19:04:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_generic_op [2021-11-07 19:04:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_3_hw_phy_config [2021-11-07 19:04:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_3_hw_phy_config [2021-11-07 19:04:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168_driver_stop [2021-11-07 19:04:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168_driver_stop [2021-11-07 19:04:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8106e_hw_phy_config [2021-11-07 19:04:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8106e_hw_phy_config [2021-11-07 19:04:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_mdio_read [2021-11-07 19:04:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_mdio_read [2021-11-07 19:04:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_1_mdio_access [2021-11-07 19:04:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_1_mdio_access [2021-11-07 19:04:31,303 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8105e_2 [2021-11-07 19:04:31,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8105e_2 [2021-11-07 19:04:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8105e_1 [2021-11-07 19:04:31,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8105e_1 [2021-11-07 19:04:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ephy_read [2021-11-07 19:04:31,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ephy_read [2021-11-07 19:04:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168f_1_hw_phy_config [2021-11-07 19:04:31,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168f_1_hw_phy_config [2021-11-07 19:04:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_1_hw_phy_config [2021-11-07 19:04:31,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_1_hw_phy_config [2021-11-07 19:04:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_write [2021-11-07 19:04:31,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_write [2021-11-07 19:04:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168bef_hw_phy_config [2021-11-07 19:04:31,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168bef_hw_phy_config [2021-11-07 19:04:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_pll_power_down [2021-11-07 19:04:31,380 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_pll_power_down [2021-11-07 19:04:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 19:04:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_1_mdio_read [2021-11-07 19:04:31,381 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_1_mdio_read [2021-11-07 19:04:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_wol_pll_power_down [2021-11-07 19:04:31,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_wol_pll_power_down [2021-11-07 19:04:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 19:04:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_change_mtu [2021-11-07 19:04:31,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_change_mtu [2021-11-07 19:04:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 19:04:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write [2021-11-07 19:04:31,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write [2021-11-07 19:04:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ephy_write [2021-11-07 19:04:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ephy_write [2021-11-07 19:04:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168f_hw_phy_config [2021-11-07 19:04:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168f_hw_phy_config [2021-11-07 19:04:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_resume [2021-11-07 19:04:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_resume [2021-11-07 19:04:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168cp_3 [2021-11-07 19:04:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168cp_3 [2021-11-07 19:04:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_4_hw_phy_config [2021-11-07 19:04:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_4_hw_phy_config [2021-11-07 19:04:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168cp_1 [2021-11-07 19:04:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168cp_1 [2021-11-07 19:04:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168cp_2 [2021-11-07 19:04:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168cp_2 [2021-11-07 19:04:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 19:04:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 19:04:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 19:04:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_jumbo_enable [2021-11-07 19:04:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_jumbo_enable [2021-11-07 19:04:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168d_4 [2021-11-07 19:04:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168d_4 [2021-11-07 19:04:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168dp [2021-11-07 19:04:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168dp [2021-11-07 19:04:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure r8168g_mdio_read [2021-11-07 19:04:31,384 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168g_mdio_read [2021-11-07 19:04:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168e_1_hw_phy_config [2021-11-07 19:04:31,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168e_1_hw_phy_config [2021-11-07 19:04:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_runtime_suspend [2021-11-07 19:04:31,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_runtime_suspend [2021-11-07 19:04:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_access_enable_1 [2021-11-07 19:04:31,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_access_enable_1 [2021-11-07 19:04:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rar_set [2021-11-07 19:04:31,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rar_set [2021-11-07 19:04:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_access_enable_2 [2021-11-07 19:04:31,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_access_enable_2 [2021-11-07 19:04:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_ocp_read [2021-11-07 19:04:31,385 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_ocp_read [2021-11-07 19:04:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 19:04:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_init_phy [2021-11-07 19:04:31,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_init_phy [2021-11-07 19:04:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_apply_firmware [2021-11-07 19:04:31,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_apply_firmware [2021-11-07 19:04:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_check_dash [2021-11-07 19:04:31,385 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_check_dash [2021-11-07 19:04:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 19:04:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_phy_reset [2021-11-07 19:04:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_phy_reset [2021-11-07 19:04:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168f_1 [2021-11-07 19:04:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168f_1 [2021-11-07 19:04:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_csi_read [2021-11-07 19:04:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_csi_read [2021-11-07 19:04:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_writephy_batch [2021-11-07 19:04:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_writephy_batch [2021-11-07 19:04:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_write_fw [2021-11-07 19:04:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_write_fw [2021-11-07 19:04:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read [2021-11-07 19:04:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read [2021-11-07 19:04:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_suspend [2021-11-07 19:04:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_suspend [2021-11-07 19:04:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure r8168g_mdio_write [2021-11-07 19:04:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168g_mdio_write [2021-11-07 19:04:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_speed_down [2021-11-07 19:04:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_speed_down [2021-11-07 19:04:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_check_link_status [2021-11-07 19:04:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_check_link_status [2021-11-07 19:04:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_4_hw_phy_config [2021-11-07 19:04:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_4_hw_phy_config [2021-11-07 19:04:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 19:04:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_pll_power_up [2021-11-07 19:04:31,399 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_pll_power_up [2021-11-07 19:04:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_reset_cond_check [2021-11-07 19:04:31,399 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_reset_cond_check [2021-11-07 19:04:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_ocp_write [2021-11-07 19:04:31,399 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_ocp_write [2021-11-07 19:04:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_read [2021-11-07 19:04:31,399 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_read [2021-11-07 19:04:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_runtime_resume [2021-11-07 19:04:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_runtime_resume [2021-11-07 19:04:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_mdio_write [2021-11-07 19:04:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_mdio_write [2021-11-07 19:04:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl8169_resume [2021-11-07 19:04:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl8169_resume [2021-11-07 19:04:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_shutdown [2021-11-07 19:04:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_shutdown [2021-11-07 19:04:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169sb_hw_phy_config [2021-11-07 19:04:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169sb_hw_phy_config [2021-11-07 19:04:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_jumbo_disable [2021-11-07 19:04:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_jumbo_disable [2021-11-07 19:04:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169sce_hw_phy_config [2021-11-07 19:04:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169sce_hw_phy_config [2021-11-07 19:04:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_phy_power_up [2021-11-07 19:04:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_phy_power_up [2021-11-07 19:04:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-07 19:04:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-07 19:04:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169scd_hw_phy_config_quirk [2021-11-07 19:04:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169scd_hw_phy_config_quirk [2021-11-07 19:04:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_net_suspend [2021-11-07 19:04:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_net_suspend [2021-11-07 19:04:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_phy_power_down [2021-11-07 19:04:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_phy_power_down [2021-11-07 19:04:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168_oob_notify [2021-11-07 19:04:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168_oob_notify [2021-11-07 19:04:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_udelay_loop_wait_high [2021-11-07 19:04:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_udelay_loop_wait_high [2021-11-07 19:04:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_writephy [2021-11-07 19:04:31,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_writephy [2021-11-07 19:04:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_phy_config [2021-11-07 19:04:31,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_phy_config [2021-11-07 19:04:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_efuse_read [2021-11-07 19:04:31,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_efuse_read [2021-11-07 19:04:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8105e_hw_phy_config [2021-11-07 19:04:31,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8105e_hw_phy_config [2021-11-07 19:04:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_w1w0_phy [2021-11-07 19:04:31,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_w1w0_phy [2021-11-07 19:04:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8411 [2021-11-07 19:04:31,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8411 [2021-11-07 19:04:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8402_hw_phy_config [2021-11-07 19:04:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8402_hw_phy_config [2021-11-07 19:04:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_w1w0_eri [2021-11-07 19:04:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_w1w0_eri [2021-11-07 19:04:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8402 [2021-11-07 19:04:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8402 [2021-11-07 19:04:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 19:04:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_30_2 [2021-11-07 19:04:31,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_30_2 [2021-11-07 19:04:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_pcierr_interrupt [2021-11-07 19:04:31,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_pcierr_interrupt [2021-11-07 19:04:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168f [2021-11-07 19:04:31,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168f [2021-11-07 19:04:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168d [2021-11-07 19:04:31,408 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168d [2021-11-07 19:04:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ocp_read_cond_check [2021-11-07 19:04:31,408 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ocp_read_cond_check [2021-11-07 19:04:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_eri_read [2021-11-07 19:04:31,408 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_eri_read [2021-11-07 19:04:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_loop_wait [2021-11-07 19:04:31,408 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_loop_wait [2021-11-07 19:04:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rar_exgmac_set [2021-11-07 19:04:31,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rar_exgmac_set [2021-11-07 19:04:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-07 19:04:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_2_mdio_read [2021-11-07 19:04:31,409 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_2_mdio_read [2021-11-07 19:04:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_reset_work [2021-11-07 19:04:31,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_reset_work [2021-11-07 19:04:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-07 19:04:31,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-07 19:04:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-07 19:04:31,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-07 19:04:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_set_speed [2021-11-07 19:04:31,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_set_speed [2021-11-07 19:04:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 19:04:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168g_1_hw_phy_config [2021-11-07 19:04:31,411 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168g_1_hw_phy_config [2021-11-07 19:04:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_1_hw_phy_config [2021-11-07 19:04:31,411 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_1_hw_phy_config [2021-11-07 19:04:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ephy_init [2021-11-07 19:04:31,411 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ephy_init [2021-11-07 19:04:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pll_power_up [2021-11-07 19:04:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pll_power_up [2021-11-07 19:04:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_2_mdio_write [2021-11-07 19:04:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_2_mdio_write [2021-11-07 19:04:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_power_up [2021-11-07 19:04:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_power_up [2021-11-07 19:04:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_1_mdio_write [2021-11-07 19:04:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_1_mdio_write [2021-11-07 19:04:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pll_power_down [2021-11-07 19:04:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pll_power_down [2021-11-07 19:04:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 19:04:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 19:04:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-07 19:04:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-07 19:04:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_pll_power_up [2021-11-07 19:04:31,414 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_pll_power_up [2021-11-07 19:04:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168cp_2_hw_phy_config [2021-11-07 19:04:31,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168cp_2_hw_phy_config [2021-11-07 19:04:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168g_2_hw_phy_config [2021-11-07 19:04:31,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168g_2_hw_phy_config [2021-11-07 19:04:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_2_hw_phy_config [2021-11-07 19:04:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_2_hw_phy_config [2021-11-07 19:04:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168cp_1_hw_phy_config [2021-11-07 19:04:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168cp_1_hw_phy_config [2021-11-07 19:04:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_3_hw_phy_config [2021-11-07 19:04:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_3_hw_phy_config [2021-11-07 19:04:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8411_2 [2021-11-07 19:04:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8411_2 [2021-11-07 19:04:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure r8402_csi_write [2021-11-07 19:04:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure r8402_csi_write [2021-11-07 19:04:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-07 19:04:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 19:04:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure r8402_csi_read [2021-11-07 19:04:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure r8402_csi_read [2021-11-07 19:04:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168 [2021-11-07 19:04:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168 [2021-11-07 19:04:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169s_hw_phy_config [2021-11-07 19:04:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169s_hw_phy_config [2021-11-07 19:04:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_msleep_loop_wait_low [2021-11-07 19:04:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_msleep_loop_wait_low [2021-11-07 19:04:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure r8411_csi_write [2021-11-07 19:04:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure r8411_csi_write [2021-11-07 19:04:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168e_1 [2021-11-07 19:04:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168e_1 [2021-11-07 19:04:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168e_2 [2021-11-07 19:04:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168e_2 [2021-11-07 19:04:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_task [2021-11-07 19:04:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_task [2021-11-07 19:04:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-07 19:04:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-07 19:04:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8102e_hw_phy_config [2021-11-07 19:04:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8102e_hw_phy_config [2021-11-07 19:04:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-07 19:04:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-07 19:04:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_open [2021-11-07 19:04:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_open [2021-11-07 19:04:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_get_settings [2021-11-07 19:04:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_get_settings [2021-11-07 19:04:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_update_counters [2021-11-07 19:04:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_update_counters [2021-11-07 19:04:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 19:04:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_csi_write [2021-11-07 19:04:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_csi_write [2021-11-07 19:04:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_pll_power_down [2021-11-07 19:04:31,421 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_pll_power_down [2021-11-07 19:04:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168g_1 [2021-11-07 19:04:31,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168g_1 [2021-11-07 19:04:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168g_2 [2021-11-07 19:04:31,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168g_2 [2021-11-07 19:04:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8102e_1 [2021-11-07 19:04:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8102e_1 [2021-11-07 19:04:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8102e_2 [2021-11-07 19:04:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8102e_2 [2021-11-07 19:04:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8102e_3 [2021-11-07 19:04:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8102e_3 [2021-11-07 19:04:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168bb_hw_phy_config [2021-11-07 19:04:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168bb_hw_phy_config [2021-11-07 19:04:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start [2021-11-07 19:04:31,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start [2021-11-07 19:04:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~~u8~0~X~~u32~0~TO~int [2021-11-07 19:04:31,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~~u8~0~X~~u32~0~TO~int [2021-11-07 19:04:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_udelay_loop_wait_low [2021-11-07 19:04:31,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_udelay_loop_wait_low [2021-11-07 19:04:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_set_speed_xmii [2021-11-07 19:04:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_set_speed_xmii [2021-11-07 19:04:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_exgmac_batch [2021-11-07 19:04:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_exgmac_batch [2021-11-07 19:04:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8411_hw_phy_config [2021-11-07 19:04:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8411_hw_phy_config [2021-11-07 19:04:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168e_2_hw_phy_config [2021-11-07 19:04:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168e_2_hw_phy_config [2021-11-07 19:04:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_slow_event_work [2021-11-07 19:04:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_slow_event_work [2021-11-07 19:04:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_power_down [2021-11-07 19:04:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_power_down [2021-11-07 19:04:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure r8411_csi_read [2021-11-07 19:04:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure r8411_csi_read [2021-11-07 19:04:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_xmii_reset_pending [2021-11-07 19:04:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_xmii_reset_pending [2021-11-07 19:04:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_readphy [2021-11-07 19:04:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_readphy [2021-11-07 19:04:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_link_chg_patch [2021-11-07 19:04:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_link_chg_patch [2021-11-07 19:04:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2021-11-07 19:04:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2021-11-07 19:04:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_access_enable [2021-11-07 19:04:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_access_enable [2021-11-07 19:04:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_ioctl [2021-11-07 19:04:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_ioctl [2021-11-07 19:04:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl8169_check_link_status [2021-11-07 19:04:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl8169_check_link_status [2021-11-07 19:04:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-07 19:04:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-07 19:04:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_apply_firmware_cond [2021-11-07 19:04:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_apply_firmware_cond [2021-11-07 19:04:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_1 [2021-11-07 19:04:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_1 [2021-11-07 19:04:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_2 [2021-11-07 19:04:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_2 [2021-11-07 19:04:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_3 [2021-11-07 19:04:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_3 [2021-11-07 19:04:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_4 [2021-11-07 19:04:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_4 [2021-11-07 19:04:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 19:04:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_hw_reset [2021-11-07 19:04:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_hw_reset [2021-11-07 19:04:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8101 [2021-11-07 19:04:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8101 [2021-11-07 19:10:10,788 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#2: ldv_switch_1_#res := 0; [2021-11-07 19:10:10,789 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#3: ldv_switch_1_#res := 0; [2021-11-07 19:10:10,789 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#2: ldv_switch_2_#res := 0; [2021-11-07 19:10:10,789 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#3: ldv_switch_2_#res := 0; [2021-11-07 19:10:10,789 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#4: ldv_switch_2_#res := 0; [2021-11-07 19:10:10,790 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break: ldv_switch_1_#res := 0; [2021-11-07 19:10:10,790 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break: ldv_switch_3_#res := 0; [2021-11-07 19:10:10,790 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_4_switch_break#2: ldv_switch_4_#res := 0; [2021-11-07 19:10:10,790 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#3: ldv_switch_0_#res := 0; [2021-11-07 19:10:10,790 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#4: ldv_switch_0_#res := 0; [2021-11-07 19:10:10,790 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#5: ldv_switch_0_#res := 0; [2021-11-07 19:10:10,791 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#6: ldv_switch_0_#res := 0; [2021-11-07 19:10:10,791 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#2: ldv_switch_0_#res := 0; [2021-11-07 19:10:10,791 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break: ldv_switch_2_#res := 0; [2021-11-07 19:10:10,792 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break: ldv_switch_0_#res := 0; [2021-11-07 19:10:10,792 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-07 19:10:10,792 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_4_switch_break: ldv_switch_4_#res := 0; [2021-11-07 19:10:12,232 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 19:10:12,233 INFO L299 CfgBuilder]: Removed 6610 assume(true) statements. [2021-11-07 19:10:12,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:10:12 BoogieIcfgContainer [2021-11-07 19:10:12,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 19:10:12,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 19:10:12,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 19:10:12,244 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 19:10:12,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:04:20" (1/3) ... [2021-11-07 19:10:12,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526f13d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:10:12, skipping insertion in model container [2021-11-07 19:10:12,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:28" (2/3) ... [2021-11-07 19:10:12,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526f13d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:10:12, skipping insertion in model container [2021-11-07 19:10:12,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:10:12" (3/3) ... [2021-11-07 19:10:12,247 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i [2021-11-07 19:10:12,253 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 19:10:12,254 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 64 error locations. [2021-11-07 19:10:12,320 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 19:10:12,325 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 [2021-11-07 19:10:12,325 INFO L340 AbstractCegarLoop]: Starting to check reachability of 64 error locations. [2021-11-07 19:10:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand has 8376 states, 7453 states have (on average 1.3660271031799276) internal successors, (10181), 7622 states have internal predecessors, (10181), 693 states have call successors, (693), 166 states have call predecessors, (693), 166 states have return successors, (693), 615 states have call predecessors, (693), 693 states have call successors, (693) [2021-11-07 19:10:12,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-07 19:10:12,465 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 19:10:12,465 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 19:10:12,466 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [rtl8169_net_suspendErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_net_suspendErr1ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_closeErr0ASSERT_VIOLATIONERROR_FUNCTION (and 61 more)] === [2021-11-07 19:10:12,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 19:10:12,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1747237142, now seen corresponding path program 1 times [2021-11-07 19:10:12,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 19:10:12,480 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885643957] [2021-11-07 19:10:12,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 19:10:12,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 19:10:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 19:10:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 19:10:13,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 19:10:13,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885643957] [2021-11-07 19:10:13,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885643957] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 19:10:13,652 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 19:10:13,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 19:10:13,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021158432] [2021-11-07 19:10:13,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 19:10:13,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 19:10:13,657 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 19:10:13,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 19:10:13,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:13,702 INFO L87 Difference]: Start difference. First operand has 8376 states, 7453 states have (on average 1.3660271031799276) internal successors, (10181), 7622 states have internal predecessors, (10181), 693 states have call successors, (693), 166 states have call predecessors, (693), 166 states have return successors, (693), 615 states have call predecessors, (693), 693 states have call successors, (693) Second operand has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:10:15,851 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:10:16,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 19:10:16,997 INFO L93 Difference]: Finished difference Result 23752 states and 34321 transitions. [2021-11-07 19:10:16,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 19:10:17,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 192 [2021-11-07 19:10:17,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 19:10:17,114 INFO L225 Difference]: With dead ends: 23752 [2021-11-07 19:10:17,114 INFO L226 Difference]: Without dead ends: 15592 [2021-11-07 19:10:17,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.79ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:17,182 INFO L933 BasicCegarLoop]: 12120 mSDtfsCounter, 10514 mSDsluCounter, 11361 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2387.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10514 SdHoareTripleChecker+Valid, 23481 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 79.65ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2543.11ms IncrementalHoareTripleChecker+Time [2021-11-07 19:10:17,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10514 Valid, 23481 Invalid, 44 Unknown, 0 Unchecked, 79.65ms Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 2543.11ms Time] [2021-11-07 19:10:17,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15592 states. [2021-11-07 19:10:17,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15592 to 15488. [2021-11-07 19:10:17,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15488 states, 13706 states have (on average 1.3387567488691083) internal successors, (18349), 13981 states have internal predecessors, (18349), 1386 states have call successors, (1386), 332 states have call predecessors, (1386), 332 states have return successors, (1386), 1230 states have call predecessors, (1386), 1386 states have call successors, (1386) [2021-11-07 19:10:17,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15488 states to 15488 states and 21121 transitions. [2021-11-07 19:10:17,908 INFO L78 Accepts]: Start accepts. Automaton has 15488 states and 21121 transitions. Word has length 192 [2021-11-07 19:10:17,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 19:10:17,911 INFO L470 AbstractCegarLoop]: Abstraction has 15488 states and 21121 transitions. [2021-11-07 19:10:17,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:10:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 15488 states and 21121 transitions. [2021-11-07 19:10:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-07 19:10:17,919 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 19:10:17,919 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 19:10:17,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 19:10:17,920 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [rtl8169_net_suspendErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_net_suspendErr1ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_closeErr0ASSERT_VIOLATIONERROR_FUNCTION (and 61 more)] === [2021-11-07 19:10:17,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 19:10:17,922 INFO L85 PathProgramCache]: Analyzing trace with hash -263518599, now seen corresponding path program 1 times [2021-11-07 19:10:17,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 19:10:17,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922429907] [2021-11-07 19:10:17,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 19:10:17,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 19:10:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 19:10:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 19:10:18,724 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 19:10:18,724 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922429907] [2021-11-07 19:10:18,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922429907] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 19:10:18,724 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 19:10:18,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 19:10:18,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777070254] [2021-11-07 19:10:18,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 19:10:18,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 19:10:18,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 19:10:18,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 19:10:18,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:18,727 INFO L87 Difference]: Start difference. First operand 15488 states and 21121 transitions. Second operand has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:10:20,834 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:10:22,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 19:10:22,704 INFO L93 Difference]: Finished difference Result 44202 states and 61918 transitions. [2021-11-07 19:10:22,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 19:10:22,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 197 [2021-11-07 19:10:22,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 19:10:22,884 INFO L225 Difference]: With dead ends: 44202 [2021-11-07 19:10:22,884 INFO L226 Difference]: Without dead ends: 29182 [2021-11-07 19:10:22,950 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.55ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:22,951 INFO L933 BasicCegarLoop]: 12226 mSDtfsCounter, 10165 mSDsluCounter, 10827 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2936.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10165 SdHoareTripleChecker+Valid, 23053 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 38.24ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3229.16ms IncrementalHoareTripleChecker+Time [2021-11-07 19:10:22,952 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10165 Valid, 23053 Invalid, 119 Unknown, 0 Unchecked, 38.24ms Time], IncrementalHoareTripleChecker [7 Valid, 111 Invalid, 1 Unknown, 0 Unchecked, 3229.16ms Time] [2021-11-07 19:10:22,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29182 states. [2021-11-07 19:10:23,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29182 to 28990. [2021-11-07 19:10:24,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28990 states, 25504 states have (on average 1.3431226474278544) internal successors, (34255), 25991 states have internal predecessors, (34255), 2758 states have call successors, (2758), 664 states have call predecessors, (2758), 664 states have return successors, (4152), 2446 states have call predecessors, (4152), 2758 states have call successors, (4152) [2021-11-07 19:10:24,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28990 states to 28990 states and 41165 transitions. [2021-11-07 19:10:24,158 INFO L78 Accepts]: Start accepts. Automaton has 28990 states and 41165 transitions. Word has length 197 [2021-11-07 19:10:24,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 19:10:24,160 INFO L470 AbstractCegarLoop]: Abstraction has 28990 states and 41165 transitions. [2021-11-07 19:10:24,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:10:24,160 INFO L276 IsEmpty]: Start isEmpty. Operand 28990 states and 41165 transitions. [2021-11-07 19:10:24,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-07 19:10:24,164 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 19:10:24,164 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 19:10:24,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 19:10:24,165 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [rtl8169_net_suspendErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_net_suspendErr1ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_closeErr0ASSERT_VIOLATIONERROR_FUNCTION (and 61 more)] === [2021-11-07 19:10:24,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 19:10:24,166 INFO L85 PathProgramCache]: Analyzing trace with hash 2139165849, now seen corresponding path program 1 times [2021-11-07 19:10:24,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 19:10:24,168 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389525256] [2021-11-07 19:10:24,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 19:10:24,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 19:10:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 19:10:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 19:10:24,749 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 19:10:24,749 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389525256] [2021-11-07 19:10:24,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389525256] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 19:10:24,749 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 19:10:24,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 19:10:24,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537616572] [2021-11-07 19:10:24,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 19:10:24,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 19:10:24,750 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 19:10:24,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 19:10:24,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:24,751 INFO L87 Difference]: Start difference. First operand 28990 states and 41165 transitions. Second operand has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:10:26,873 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:10:28,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 19:10:28,859 INFO L93 Difference]: Finished difference Result 83400 states and 123036 transitions. [2021-11-07 19:10:28,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 19:10:28,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2021-11-07 19:10:28,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 19:10:29,218 INFO L225 Difference]: With dead ends: 83400 [2021-11-07 19:10:29,218 INFO L226 Difference]: Without dead ends: 54878 [2021-11-07 19:10:29,366 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.81ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:29,371 INFO L933 BasicCegarLoop]: 12213 mSDtfsCounter, 10164 mSDsluCounter, 10827 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2917.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10164 SdHoareTripleChecker+Valid, 23040 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 36.62ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3041.92ms IncrementalHoareTripleChecker+Time [2021-11-07 19:10:29,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10164 Valid, 23040 Invalid, 119 Unknown, 0 Unchecked, 36.62ms Time], IncrementalHoareTripleChecker [7 Valid, 111 Invalid, 1 Unknown, 0 Unchecked, 3041.92ms Time] [2021-11-07 19:10:29,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54878 states. [2021-11-07 19:10:32,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54878 to 54642. [2021-11-07 19:10:32,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54642 states, 47762 states have (on average 1.345441983166534) internal successors, (64261), 48673 states have internal predecessors, (64261), 5488 states have call successors, (5488), 1328 states have call predecessors, (5488), 1328 states have return successors, (12434), 4864 states have call predecessors, (12434), 5488 states have call successors, (12434) [2021-11-07 19:10:32,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54642 states to 54642 states and 82183 transitions. [2021-11-07 19:10:32,484 INFO L78 Accepts]: Start accepts. Automaton has 54642 states and 82183 transitions. Word has length 198 [2021-11-07 19:10:32,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 19:10:32,485 INFO L470 AbstractCegarLoop]: Abstraction has 54642 states and 82183 transitions. [2021-11-07 19:10:32,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:10:32,485 INFO L276 IsEmpty]: Start isEmpty. Operand 54642 states and 82183 transitions. [2021-11-07 19:10:32,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-07 19:10:32,489 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 19:10:32,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 19:10:32,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 19:10:32,490 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION === [rtl8169_net_suspendErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_net_suspendErr1ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_closeErr0ASSERT_VIOLATIONERROR_FUNCTION (and 61 more)] === [2021-11-07 19:10:32,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 19:10:32,491 INFO L85 PathProgramCache]: Analyzing trace with hash -23542914, now seen corresponding path program 1 times [2021-11-07 19:10:32,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 19:10:32,491 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234429853] [2021-11-07 19:10:32,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 19:10:32,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 19:10:32,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 19:10:33,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 19:10:33,059 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 19:10:33,059 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234429853] [2021-11-07 19:10:33,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234429853] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 19:10:33,059 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 19:10:33,059 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 19:10:33,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607028022] [2021-11-07 19:10:33,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 19:10:33,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 19:10:33,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 19:10:33,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 19:10:33,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:33,061 INFO L87 Difference]: Start difference. First operand 54642 states and 82183 transitions. Second operand has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:10:35,189 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:10:38,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 19:10:38,745 INFO L93 Difference]: Finished difference Result 156366 states and 248796 transitions. [2021-11-07 19:10:38,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 19:10:38,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 199 [2021-11-07 19:10:38,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 19:10:39,535 INFO L225 Difference]: With dead ends: 156366 [2021-11-07 19:10:39,536 INFO L226 Difference]: Without dead ends: 102192 [2021-11-07 19:10:39,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.87ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:39,901 INFO L933 BasicCegarLoop]: 12202 mSDtfsCounter, 10023 mSDsluCounter, 10827 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2833.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10023 SdHoareTripleChecker+Valid, 23029 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 26.74ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2992.34ms IncrementalHoareTripleChecker+Time [2021-11-07 19:10:39,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10023 Valid, 23029 Invalid, 118 Unknown, 0 Unchecked, 26.74ms Time], IncrementalHoareTripleChecker [7 Valid, 110 Invalid, 1 Unknown, 0 Unchecked, 2992.34ms Time] [2021-11-07 19:10:40,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102192 states. [2021-11-07 19:10:44,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102192 to 101852. [2021-11-07 19:10:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101852 states, 88230 states have (on average 1.3453587215232914) internal successors, (118701), 89979 states have internal predecessors, (118701), 10908 states have call successors, (10908), 2648 states have call predecessors, (10908), 2650 states have return successors, (37188), 9672 states have call predecessors, (37188), 10908 states have call successors, (37188) [2021-11-07 19:10:45,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101852 states to 101852 states and 166797 transitions. [2021-11-07 19:10:45,690 INFO L78 Accepts]: Start accepts. Automaton has 101852 states and 166797 transitions. Word has length 199 [2021-11-07 19:10:45,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 19:10:45,690 INFO L470 AbstractCegarLoop]: Abstraction has 101852 states and 166797 transitions. [2021-11-07 19:10:45,691 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:10:45,691 INFO L276 IsEmpty]: Start isEmpty. Operand 101852 states and 166797 transitions. [2021-11-07 19:10:45,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-07 19:10:45,696 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 19:10:45,696 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 19:10:45,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 19:10:45,696 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting rtl_taskErr0ASSERT_VIOLATIONERROR_FUNCTION === [rtl8169_net_suspendErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_net_suspendErr1ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_closeErr0ASSERT_VIOLATIONERROR_FUNCTION (and 61 more)] === [2021-11-07 19:10:45,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 19:10:45,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1022285353, now seen corresponding path program 1 times [2021-11-07 19:10:45,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 19:10:45,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234500929] [2021-11-07 19:10:45,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 19:10:45,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 19:10:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 19:10:46,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 19:10:46,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 19:10:46,257 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234500929] [2021-11-07 19:10:46,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234500929] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 19:10:46,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 19:10:46,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 19:10:46,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646116727] [2021-11-07 19:10:46,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 19:10:46,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 19:10:46,258 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 19:10:46,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 19:10:46,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:46,258 INFO L87 Difference]: Start difference. First operand 101852 states and 166797 transitions. Second operand has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:10:48,387 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:10:54,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 19:10:54,149 INFO L93 Difference]: Finished difference Result 301516 states and 494503 transitions. [2021-11-07 19:10:54,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 19:10:54,149 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 210 [2021-11-07 19:10:54,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 19:10:55,676 INFO L225 Difference]: With dead ends: 301516 [2021-11-07 19:10:55,676 INFO L226 Difference]: Without dead ends: 200132 [2021-11-07 19:10:56,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.95ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 19:10:56,052 INFO L933 BasicCegarLoop]: 13136 mSDtfsCounter, 10103 mSDsluCounter, 10826 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2966.81ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10103 SdHoareTripleChecker+Valid, 23962 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 26.80ms SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3132.26ms IncrementalHoareTripleChecker+Time [2021-11-07 19:10:56,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10103 Valid, 23962 Invalid, 153 Unknown, 0 Unchecked, 26.80ms Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 3132.26ms Time] [2021-11-07 19:10:56,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200132 states. [2021-11-07 19:11:04,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200132 to 199870. [2021-11-07 19:11:04,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199870 states, 173042 states have (on average 1.3459680308826758) internal successors, (232909), 176477 states have internal predecessors, (232909), 21464 states have call successors, (21464), 5296 states have call predecessors, (21464), 5300 states have return successors, (73188), 18992 states have call predecessors, (73188), 21464 states have call successors, (73188) [2021-11-07 19:11:06,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199870 states to 199870 states and 327561 transitions. [2021-11-07 19:11:06,652 INFO L78 Accepts]: Start accepts. Automaton has 199870 states and 327561 transitions. Word has length 210 [2021-11-07 19:11:06,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 19:11:06,653 INFO L470 AbstractCegarLoop]: Abstraction has 199870 states and 327561 transitions. [2021-11-07 19:11:06,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 19:11:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 199870 states and 327561 transitions. [2021-11-07 19:11:06,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-07 19:11:06,659 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 19:11:06,660 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 19:11:06,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 19:11:06,660 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting rtl_rar_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [rtl8169_net_suspendErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_net_suspendErr1ASSERT_VIOLATIONERROR_FUNCTION, rtl8169_closeErr0ASSERT_VIOLATIONERROR_FUNCTION (and 61 more)] === [2021-11-07 19:11:06,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 19:11:06,661 INFO L85 PathProgramCache]: Analyzing trace with hash -2031530407, now seen corresponding path program 1 times [2021-11-07 19:11:06,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 19:11:06,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872417079] [2021-11-07 19:11:06,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 19:11:06,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 19:11:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 19:11:07,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-07 19:11:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 19:11:07,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 19:11:07,669 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 19:11:07,669 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872417079] [2021-11-07 19:11:07,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872417079] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 19:11:07,670 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 19:11:07,670 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 19:11:07,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795497397] [2021-11-07 19:11:07,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 19:11:07,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 19:11:07,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 19:11:07,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 19:11:07,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 19:11:07,671 INFO L87 Difference]: Start difference. First operand 199870 states and 327561 transitions. Second operand has 4 states, 4 states have (on average 52.5) internal successors, (210), 3 states have internal predecessors, (210), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 19:11:09,798 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:11,891 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:17,256 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:19,575 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:22,418 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:24,580 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:26,819 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:30,292 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:33,369 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:35,393 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:37,672 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:40,577 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:45,944 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:48,379 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:50,627 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:55,592 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:11:57,976 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:12:01,549 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:12:04,252 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:12:07,035 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:12:10,247 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:12:16,023 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:12:18,847 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:12:53,987 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:12:55,640 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:13:02,818 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:13:06,959 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:13:11,048 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:13:16,880 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:13:18,926 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 19:13:45,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 19:13:45,337 INFO L93 Difference]: Finished difference Result 434510 states and 722628 transitions. [2021-11-07 19:13:45,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 19:13:45,338 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 52.5) internal successors, (210), 3 states have internal predecessors, (210), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 214 [2021-11-07 19:13:45,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 19:13:47,083 INFO L225 Difference]: With dead ends: 434510 [2021-11-07 19:13:47,083 INFO L226 Difference]: Without dead ends: 235108 [2021-11-07 19:13:47,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 823.55ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 19:13:47,811 INFO L933 BasicCegarLoop]: 16263 mSDtfsCounter, 12741 mSDsluCounter, 20568 mSDsCounter, 0 mSdLazyCounter, 7222 mSolverCounterSat, 2135 mSolverCounterUnsat, 23 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 139243.45ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12914 SdHoareTripleChecker+Valid, 36831 SdHoareTripleChecker+Invalid, 9380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 325.90ms SdHoareTripleChecker+Time, 2135 IncrementalHoareTripleChecker+Valid, 7222 IncrementalHoareTripleChecker+Invalid, 23 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 145711.66ms IncrementalHoareTripleChecker+Time [2021-11-07 19:13:47,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12914 Valid, 36831 Invalid, 9380 Unknown, 0 Unchecked, 325.90ms Time], IncrementalHoareTripleChecker [2135 Valid, 7222 Invalid, 23 Unknown, 0 Unchecked, 145711.66ms Time] [2021-11-07 19:13:47,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235108 states.