./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 5f08f0f0 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-5f08f0f [2021-11-05 22:20:15,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-05 22:20:15,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-05 22:20:15,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-05 22:20:15,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-05 22:20:15,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-05 22:20:15,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-05 22:20:15,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-05 22:20:15,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-05 22:20:15,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-05 22:20:15,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-05 22:20:15,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-05 22:20:15,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-05 22:20:15,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-05 22:20:15,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-05 22:20:15,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-05 22:20:15,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-05 22:20:15,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-05 22:20:15,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-05 22:20:15,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-05 22:20:15,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-05 22:20:15,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-05 22:20:15,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-05 22:20:15,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-05 22:20:15,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-05 22:20:15,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-05 22:20:15,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-05 22:20:15,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-05 22:20:15,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-05 22:20:15,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-05 22:20:15,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-05 22:20:15,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-05 22:20:15,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-05 22:20:15,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-05 22:20:15,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-05 22:20:15,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-05 22:20:15,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-05 22:20:15,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-05 22:20:15,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-05 22:20:15,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-05 22:20:15,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-05 22:20:15,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-05 22:20:15,774 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-05 22:20:15,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-05 22:20:15,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-05 22:20:15,776 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-05 22:20:15,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-05 22:20:15,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-05 22:20:15,777 INFO L138 SettingsManager]: * Use SBE=true [2021-11-05 22:20:15,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-05 22:20:15,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-05 22:20:15,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-05 22:20:15,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-05 22:20:15,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-05 22:20:15,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-05 22:20:15,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-05 22:20:15,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-05 22:20:15,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-05 22:20:15,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-05 22:20:15,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-05 22:20:15,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-05 22:20:15,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 22:20:15,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-05 22:20:15,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-05 22:20:15,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-05 22:20:15,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-05 22:20:15,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-05 22:20:15,789 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-05 22:20:15,789 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-05 22:20:15,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-05 22:20:15,789 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-05 22:20:15,789 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f875a16ddd06dee7c86e5a3e88b41612f791fdd24738f7d7575222dae4708705 [2021-11-05 22:20:16,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-05 22:20:16,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-05 22:20:16,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-05 22:20:16,075 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-05 22:20:16,076 INFO L275 PluginConnector]: CDTParser initialized [2021-11-05 22:20:16,077 INFO L432 ainManager$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 [2021-11-05 22:20:16,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e639b44c1/6ccf103214454ff296faa199575c0425/FLAG9b69cb528 [2021-11-05 22:20:16,909 INFO L306 CDTParser]: Found 1 translation units. [2021-11-05 22:20:16,909 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 [2021-11-05 22:20:16,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e639b44c1/6ccf103214454ff296faa199575c0425/FLAG9b69cb528 [2021-11-05 22:20:17,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e639b44c1/6ccf103214454ff296faa199575c0425 [2021-11-05 22:20:17,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-05 22:20:17,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-05 22:20:17,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-05 22:20:17,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-05 22:20:17,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-05 22:20:17,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 10:20:17" (1/1) ... [2021-11-05 22:20:17,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96373d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:17, skipping insertion in model container [2021-11-05 22:20:17,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 10:20:17" (1/1) ... [2021-11-05 22:20:17,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-05 22:20:17,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-05 22:20:23,869 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] [2021-11-05 22:20:23,873 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] [2021-11-05 22:20:23,874 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] [2021-11-05 22:20:23,874 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] [2021-11-05 22:20:23,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 22:20:23,974 INFO L203 MainTranslator]: Completed pre-run [2021-11-05 22:20:24,554 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] [2021-11-05 22:20:24,554 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] [2021-11-05 22:20:24,555 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] [2021-11-05 22:20:24,555 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] [2021-11-05 22:20:24,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 22:20:24,870 INFO L208 MainTranslator]: Completed translation [2021-11-05 22:20:24,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24 WrapperNode [2021-11-05 22:20:24,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-05 22:20:24,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-05 22:20:24,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-05 22:20:24,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-05 22:20:24,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:25,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:25,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-05 22:20:25,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-05 22:20:25,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-05 22:20:25,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-05 22:20:25,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:25,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:26,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:26,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:26,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:26,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:26,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:26,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-05 22:20:26,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-05 22:20:26,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-05 22:20:26,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-05 22:20:26,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (1/1) ... [2021-11-05 22:20:26,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 22:20:26,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-05 22:20:26,988 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) [2021-11-05 22:20:27,000 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 [2021-11-05 22:20:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_2_hw_phy_config [2021-11-05 22:20:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_2_hw_phy_config [2021-11-05 22:20:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168f_2_hw_phy_config [2021-11-05 22:20:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168f_2_hw_phy_config [2021-11-05 22:20:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_xmii_reset_enable [2021-11-05 22:20:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_xmii_reset_enable [2021-11-05 22:20:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_patchphy [2021-11-05 22:20:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_patchphy [2021-11-05 22:20:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169scd_hw_phy_config [2021-11-05 22:20:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169scd_hw_phy_config [2021-11-05 22:20:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_work [2021-11-05 22:20:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_work [2021-11-05 22:20:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_remove_one [2021-11-05 22:20:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_remove_one [2021-11-05 22:20:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_down [2021-11-05 22:20:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_down [2021-11-05 22:20:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_close [2021-11-05 22:20:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_close [2021-11-05 22:20:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_reset [2021-11-05 22:20:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_reset [2021-11-05 22:20:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_eri_write [2021-11-05 22:20:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_eri_write [2021-11-05 22:20:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_26 [2021-11-05 22:20:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_26 [2021-11-05 22:20:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_generic_op [2021-11-05 22:20:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_generic_op [2021-11-05 22:20:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_3_hw_phy_config [2021-11-05 22:20:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_3_hw_phy_config [2021-11-05 22:20:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168_driver_stop [2021-11-05 22:20:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168_driver_stop [2021-11-05 22:20:27,028 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8106e_hw_phy_config [2021-11-05 22:20:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8106e_hw_phy_config [2021-11-05 22:20:27,028 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_mdio_read [2021-11-05 22:20:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_mdio_read [2021-11-05 22:20:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_1_mdio_access [2021-11-05 22:20:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_1_mdio_access [2021-11-05 22:20:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8105e_2 [2021-11-05 22:20:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8105e_2 [2021-11-05 22:20:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8105e_1 [2021-11-05 22:20:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8105e_1 [2021-11-05 22:20:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ephy_read [2021-11-05 22:20:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ephy_read [2021-11-05 22:20:27,030 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168f_1_hw_phy_config [2021-11-05 22:20:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168f_1_hw_phy_config [2021-11-05 22:20:27,030 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_1_hw_phy_config [2021-11-05 22:20:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_1_hw_phy_config [2021-11-05 22:20:27,030 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_write [2021-11-05 22:20:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_write [2021-11-05 22:20:27,031 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168bef_hw_phy_config [2021-11-05 22:20:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168bef_hw_phy_config [2021-11-05 22:20:27,031 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_pll_power_down [2021-11-05 22:20:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_pll_power_down [2021-11-05 22:20:27,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-05 22:20:27,032 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_1_mdio_read [2021-11-05 22:20:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_1_mdio_read [2021-11-05 22:20:27,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_wol_pll_power_down [2021-11-05 22:20:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_wol_pll_power_down [2021-11-05 22:20:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-05 22:20:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_change_mtu [2021-11-05 22:20:27,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_change_mtu [2021-11-05 22:20:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-05 22:20:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write [2021-11-05 22:20:27,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write [2021-11-05 22:20:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ephy_write [2021-11-05 22:20:27,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ephy_write [2021-11-05 22:20:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168f_hw_phy_config [2021-11-05 22:20:27,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168f_hw_phy_config [2021-11-05 22:20:27,035 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_resume [2021-11-05 22:20:27,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_resume [2021-11-05 22:20:27,035 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168cp_3 [2021-11-05 22:20:27,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168cp_3 [2021-11-05 22:20:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_4_hw_phy_config [2021-11-05 22:20:27,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_4_hw_phy_config [2021-11-05 22:20:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168cp_1 [2021-11-05 22:20:27,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168cp_1 [2021-11-05 22:20:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168cp_2 [2021-11-05 22:20:27,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168cp_2 [2021-11-05 22:20:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-05 22:20:27,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-05 22:20:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-05 22:20:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_jumbo_enable [2021-11-05 22:20:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_jumbo_enable [2021-11-05 22:20:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168d_4 [2021-11-05 22:20:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168d_4 [2021-11-05 22:20:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168dp [2021-11-05 22:20:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168dp [2021-11-05 22:20:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure r8168g_mdio_read [2021-11-05 22:20:27,038 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168g_mdio_read [2021-11-05 22:20:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168e_1_hw_phy_config [2021-11-05 22:20:27,038 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168e_1_hw_phy_config [2021-11-05 22:20:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_runtime_suspend [2021-11-05 22:20:27,038 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_runtime_suspend [2021-11-05 22:20:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_access_enable_1 [2021-11-05 22:20:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_access_enable_1 [2021-11-05 22:20:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rar_set [2021-11-05 22:20:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rar_set [2021-11-05 22:20:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_access_enable_2 [2021-11-05 22:20:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_access_enable_2 [2021-11-05 22:20:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_ocp_read [2021-11-05 22:20:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_ocp_read [2021-11-05 22:20:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-05 22:20:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_init_phy [2021-11-05 22:20:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_init_phy [2021-11-05 22:20:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_apply_firmware [2021-11-05 22:20:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_apply_firmware [2021-11-05 22:20:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_check_dash [2021-11-05 22:20:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_check_dash [2021-11-05 22:20:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-05 22:20:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_phy_reset [2021-11-05 22:20:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_phy_reset [2021-11-05 22:20:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168f_1 [2021-11-05 22:20:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168f_1 [2021-11-05 22:20:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_csi_read [2021-11-05 22:20:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_csi_read [2021-11-05 22:20:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_writephy_batch [2021-11-05 22:20:27,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_writephy_batch [2021-11-05 22:20:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_write_fw [2021-11-05 22:20:27,045 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_write_fw [2021-11-05 22:20:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read [2021-11-05 22:20:27,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read [2021-11-05 22:20:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_suspend [2021-11-05 22:20:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_suspend [2021-11-05 22:20:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure r8168g_mdio_write [2021-11-05 22:20:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168g_mdio_write [2021-11-05 22:20:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_speed_down [2021-11-05 22:20:27,050 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_speed_down [2021-11-05 22:20:27,050 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_check_link_status [2021-11-05 22:20:27,050 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_check_link_status [2021-11-05 22:20:27,050 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_4_hw_phy_config [2021-11-05 22:20:27,051 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_4_hw_phy_config [2021-11-05 22:20:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-05 22:20:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_pll_power_up [2021-11-05 22:20:27,051 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_pll_power_up [2021-11-05 22:20:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_reset_cond_check [2021-11-05 22:20:27,051 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_reset_cond_check [2021-11-05 22:20:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_ocp_write [2021-11-05 22:20:27,051 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_ocp_write [2021-11-05 22:20:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_read [2021-11-05 22:20:27,051 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_read [2021-11-05 22:20:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_runtime_resume [2021-11-05 22:20:27,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_runtime_resume [2021-11-05 22:20:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_mdio_write [2021-11-05 22:20:27,052 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_mdio_write [2021-11-05 22:20:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl8169_resume [2021-11-05 22:20:27,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl8169_resume [2021-11-05 22:20:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_shutdown [2021-11-05 22:20:27,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_shutdown [2021-11-05 22:20:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169sb_hw_phy_config [2021-11-05 22:20:27,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169sb_hw_phy_config [2021-11-05 22:20:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_jumbo_disable [2021-11-05 22:20:27,053 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_jumbo_disable [2021-11-05 22:20:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169sce_hw_phy_config [2021-11-05 22:20:27,053 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169sce_hw_phy_config [2021-11-05 22:20:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_phy_power_up [2021-11-05 22:20:27,053 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_phy_power_up [2021-11-05 22:20:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-05 22:20:27,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-05 22:20:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169scd_hw_phy_config_quirk [2021-11-05 22:20:27,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169scd_hw_phy_config_quirk [2021-11-05 22:20:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_net_suspend [2021-11-05 22:20:27,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_net_suspend [2021-11-05 22:20:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_phy_power_down [2021-11-05 22:20:27,054 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_phy_power_down [2021-11-05 22:20:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168_oob_notify [2021-11-05 22:20:27,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168_oob_notify [2021-11-05 22:20:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_udelay_loop_wait_high [2021-11-05 22:20:27,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_udelay_loop_wait_high [2021-11-05 22:20:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_writephy [2021-11-05 22:20:27,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_writephy [2021-11-05 22:20:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_phy_config [2021-11-05 22:20:27,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_phy_config [2021-11-05 22:20:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_efuse_read [2021-11-05 22:20:27,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_efuse_read [2021-11-05 22:20:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8105e_hw_phy_config [2021-11-05 22:20:27,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8105e_hw_phy_config [2021-11-05 22:20:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_w1w0_phy [2021-11-05 22:20:27,056 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_w1w0_phy [2021-11-05 22:20:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8411 [2021-11-05 22:20:27,056 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8411 [2021-11-05 22:20:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8402_hw_phy_config [2021-11-05 22:20:27,056 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8402_hw_phy_config [2021-11-05 22:20:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_w1w0_eri [2021-11-05 22:20:27,056 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_w1w0_eri [2021-11-05 22:20:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8402 [2021-11-05 22:20:27,057 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8402 [2021-11-05 22:20:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-05 22:20:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_30_2 [2021-11-05 22:20:27,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_30_2 [2021-11-05 22:20:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_pcierr_interrupt [2021-11-05 22:20:27,058 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_pcierr_interrupt [2021-11-05 22:20:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168f [2021-11-05 22:20:27,058 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168f [2021-11-05 22:20:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168d [2021-11-05 22:20:27,058 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168d [2021-11-05 22:20:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ocp_read_cond_check [2021-11-05 22:20:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ocp_read_cond_check [2021-11-05 22:20:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_eri_read [2021-11-05 22:20:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_eri_read [2021-11-05 22:20:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_loop_wait [2021-11-05 22:20:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_loop_wait [2021-11-05 22:20:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rar_exgmac_set [2021-11-05 22:20:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rar_exgmac_set [2021-11-05 22:20:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-05 22:20:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_2_mdio_read [2021-11-05 22:20:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_2_mdio_read [2021-11-05 22:20:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_reset_work [2021-11-05 22:20:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_reset_work [2021-11-05 22:20:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-05 22:20:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-05 22:20:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-05 22:20:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-05 22:20:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_set_speed [2021-11-05 22:20:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_set_speed [2021-11-05 22:20:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-05 22:20:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168g_1_hw_phy_config [2021-11-05 22:20:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168g_1_hw_phy_config [2021-11-05 22:20:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_1_hw_phy_config [2021-11-05 22:20:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_1_hw_phy_config [2021-11-05 22:20:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ephy_init [2021-11-05 22:20:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ephy_init [2021-11-05 22:20:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pll_power_up [2021-11-05 22:20:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pll_power_up [2021-11-05 22:20:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_2_mdio_write [2021-11-05 22:20:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_2_mdio_write [2021-11-05 22:20:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_power_up [2021-11-05 22:20:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_power_up [2021-11-05 22:20:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_1_mdio_write [2021-11-05 22:20:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_1_mdio_write [2021-11-05 22:20:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pll_power_down [2021-11-05 22:20:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pll_power_down [2021-11-05 22:20:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-05 22:20:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-05 22:20:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-05 22:20:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-05 22:20:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_pll_power_up [2021-11-05 22:20:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_pll_power_up [2021-11-05 22:20:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168cp_2_hw_phy_config [2021-11-05 22:20:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168cp_2_hw_phy_config [2021-11-05 22:20:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168g_2_hw_phy_config [2021-11-05 22:20:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168g_2_hw_phy_config [2021-11-05 22:20:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_2_hw_phy_config [2021-11-05 22:20:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_2_hw_phy_config [2021-11-05 22:20:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168cp_1_hw_phy_config [2021-11-05 22:20:27,066 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168cp_1_hw_phy_config [2021-11-05 22:20:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_3_hw_phy_config [2021-11-05 22:20:27,066 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_3_hw_phy_config [2021-11-05 22:20:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8411_2 [2021-11-05 22:20:27,067 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8411_2 [2021-11-05 22:20:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure r8402_csi_write [2021-11-05 22:20:27,067 INFO L138 BoogieDeclarations]: Found implementation of procedure r8402_csi_write [2021-11-05 22:20:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-05 22:20:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-05 22:20:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure r8402_csi_read [2021-11-05 22:20:27,068 INFO L138 BoogieDeclarations]: Found implementation of procedure r8402_csi_read [2021-11-05 22:20:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168 [2021-11-05 22:20:27,068 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168 [2021-11-05 22:20:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169s_hw_phy_config [2021-11-05 22:20:27,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169s_hw_phy_config [2021-11-05 22:20:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_msleep_loop_wait_low [2021-11-05 22:20:27,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_msleep_loop_wait_low [2021-11-05 22:20:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure r8411_csi_write [2021-11-05 22:20:27,069 INFO L138 BoogieDeclarations]: Found implementation of procedure r8411_csi_write [2021-11-05 22:20:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168e_1 [2021-11-05 22:20:27,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168e_1 [2021-11-05 22:20:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168e_2 [2021-11-05 22:20:27,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168e_2 [2021-11-05 22:20:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_task [2021-11-05 22:20:27,070 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_task [2021-11-05 22:20:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-05 22:20:27,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-05 22:20:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8102e_hw_phy_config [2021-11-05 22:20:27,070 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8102e_hw_phy_config [2021-11-05 22:20:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-05 22:20:27,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-05 22:20:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_open [2021-11-05 22:20:27,070 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_open [2021-11-05 22:20:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_get_settings [2021-11-05 22:20:27,070 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_get_settings [2021-11-05 22:20:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_update_counters [2021-11-05 22:20:27,071 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_update_counters [2021-11-05 22:20:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-05 22:20:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_csi_write [2021-11-05 22:20:27,071 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_csi_write [2021-11-05 22:20:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_pll_power_down [2021-11-05 22:20:27,071 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_pll_power_down [2021-11-05 22:20:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168g_1 [2021-11-05 22:20:27,071 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168g_1 [2021-11-05 22:20:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168g_2 [2021-11-05 22:20:27,072 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168g_2 [2021-11-05 22:20:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8102e_1 [2021-11-05 22:20:27,072 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8102e_1 [2021-11-05 22:20:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8102e_2 [2021-11-05 22:20:27,072 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8102e_2 [2021-11-05 22:20:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8102e_3 [2021-11-05 22:20:27,072 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8102e_3 [2021-11-05 22:20:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168bb_hw_phy_config [2021-11-05 22:20:27,072 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168bb_hw_phy_config [2021-11-05 22:20:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start [2021-11-05 22:20:27,072 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start [2021-11-05 22:20:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~~u8~0~X~~u32~0~TO~int [2021-11-05 22:20:27,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~~u8~0~X~~u32~0~TO~int [2021-11-05 22:20:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_udelay_loop_wait_low [2021-11-05 22:20:27,073 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_udelay_loop_wait_low [2021-11-05 22:20:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_set_speed_xmii [2021-11-05 22:20:27,073 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_set_speed_xmii [2021-11-05 22:20:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_exgmac_batch [2021-11-05 22:20:27,073 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_exgmac_batch [2021-11-05 22:20:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8411_hw_phy_config [2021-11-05 22:20:27,073 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8411_hw_phy_config [2021-11-05 22:20:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168e_2_hw_phy_config [2021-11-05 22:20:27,074 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168e_2_hw_phy_config [2021-11-05 22:20:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_slow_event_work [2021-11-05 22:20:27,074 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_slow_event_work [2021-11-05 22:20:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_power_down [2021-11-05 22:20:27,074 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_power_down [2021-11-05 22:20:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure r8411_csi_read [2021-11-05 22:20:27,074 INFO L138 BoogieDeclarations]: Found implementation of procedure r8411_csi_read [2021-11-05 22:20:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_xmii_reset_pending [2021-11-05 22:20:27,074 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_xmii_reset_pending [2021-11-05 22:20:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_readphy [2021-11-05 22:20:27,075 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_readphy [2021-11-05 22:20:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_link_chg_patch [2021-11-05 22:20:27,075 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_link_chg_patch [2021-11-05 22:20:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2021-11-05 22:20:27,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2021-11-05 22:20:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_access_enable [2021-11-05 22:20:27,075 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_access_enable [2021-11-05 22:20:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_ioctl [2021-11-05 22:20:27,075 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_ioctl [2021-11-05 22:20:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl8169_check_link_status [2021-11-05 22:20:27,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl8169_check_link_status [2021-11-05 22:20:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-05 22:20:27,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-05 22:20:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_apply_firmware_cond [2021-11-05 22:20:27,076 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_apply_firmware_cond [2021-11-05 22:20:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_1 [2021-11-05 22:20:27,076 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_1 [2021-11-05 22:20:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_2 [2021-11-05 22:20:27,076 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_2 [2021-11-05 22:20:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_3 [2021-11-05 22:20:27,076 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_3 [2021-11-05 22:20:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_4 [2021-11-05 22:20:27,077 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_4 [2021-11-05 22:20:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-05 22:20:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_hw_reset [2021-11-05 22:20:27,077 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_hw_reset [2021-11-05 22:20:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8101 [2021-11-05 22:20:27,077 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8101 [2021-11-05 22:26:05,641 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#2: ldv_switch_1_#res := 0; [2021-11-05 22:26:05,641 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#3: ldv_switch_1_#res := 0; [2021-11-05 22:26:05,641 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#2: ldv_switch_2_#res := 0; [2021-11-05 22:26:05,641 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#3: ldv_switch_2_#res := 0; [2021-11-05 22:26:05,642 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#4: ldv_switch_2_#res := 0; [2021-11-05 22:26:05,642 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break: ldv_switch_1_#res := 0; [2021-11-05 22:26:05,642 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break: ldv_switch_3_#res := 0; [2021-11-05 22:26:05,642 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_4_switch_break#2: ldv_switch_4_#res := 0; [2021-11-05 22:26:05,642 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#3: ldv_switch_0_#res := 0; [2021-11-05 22:26:05,642 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#4: ldv_switch_0_#res := 0; [2021-11-05 22:26:05,642 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#5: ldv_switch_0_#res := 0; [2021-11-05 22:26:05,642 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#6: ldv_switch_0_#res := 0; [2021-11-05 22:26:05,642 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#2: ldv_switch_0_#res := 0; [2021-11-05 22:26:05,643 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break: ldv_switch_2_#res := 0; [2021-11-05 22:26:05,643 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break: ldv_switch_0_#res := 0; [2021-11-05 22:26:05,643 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-05 22:26:05,643 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_4_switch_break: ldv_switch_4_#res := 0; [2021-11-05 22:26:07,065 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-05 22:26:07,065 INFO L299 CfgBuilder]: Removed 6610 assume(true) statements. [2021-11-05 22:26:07,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 10:26:07 BoogieIcfgContainer [2021-11-05 22:26:07,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-05 22:26:07,074 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-05 22:26:07,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-05 22:26:07,077 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-05 22:26:07,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 10:20:17" (1/3) ... [2021-11-05 22:26:07,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d557e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 10:26:07, skipping insertion in model container [2021-11-05 22:26:07,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:20:24" (2/3) ... [2021-11-05 22:26:07,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d557e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 10:26:07, skipping insertion in model container [2021-11-05 22:26:07,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 10:26:07" (3/3) ... [2021-11-05 22:26:07,079 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-realtek-r8169.cil.i [2021-11-05 22:26:07,083 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-05 22:26:07,083 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 64 error locations. [2021-11-05 22:26:07,140 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-05 22:26:07,148 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 [2021-11-05 22:26:07,148 INFO L340 AbstractCegarLoop]: Starting to check reachability of 64 error locations. [2021-11-05 22:26:07,250 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) [2021-11-05 22:26:07,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-05 22:26:07,269 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 22:26:07,270 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] [2021-11-05 22:26:07,270 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)] === [2021-11-05 22:26:07,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 22:26:07,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1747237142, now seen corresponding path program 1 times [2021-11-05 22:26:07,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 22:26:07,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424836852] [2021-11-05 22:26:07,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 22:26:07,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 22:26:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 22:26:08,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 22:26:08,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 22:26:08,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424836852] [2021-11-05 22:26:08,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424836852] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 22:26:08,186 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 22:26:08,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 22:26:08,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385152173] [2021-11-05 22:26:08,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 22:26:08,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 22:26:08,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 22:26:08,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 22:26:08,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:08,231 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) [2021-11-05 22:26:10,339 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 [] [2021-11-05 22:26:11,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 22:26:11,167 INFO L93 Difference]: Finished difference Result 23752 states and 34321 transitions. [2021-11-05 22:26:11,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 22:26:11,169 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 [2021-11-05 22:26:11,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 22:26:11,247 INFO L225 Difference]: With dead ends: 23752 [2021-11-05 22:26:11,248 INFO L226 Difference]: Without dead ends: 15592 [2021-11-05 22:26:11,293 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.80ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:11,296 INFO L933 BasicCegarLoop]: 12120 mSDtfsCounter, 10514 mSDsluCounter, 11361 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2312.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10514 SdHoareTripleChecker+Valid, 23481 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 48.90ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2435.30ms IncrementalHoareTripleChecker+Time [2021-11-05 22:26:11,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10514 Valid, 23481 Invalid, 44 Unknown, 0 Unchecked, 48.90ms Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 2435.30ms Time] [2021-11-05 22:26:11,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15592 states. [2021-11-05 22:26:11,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15592 to 15488. [2021-11-05 22:26:11,773 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) [2021-11-05 22:26:11,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15488 states to 15488 states and 21121 transitions. [2021-11-05 22:26:11,829 INFO L78 Accepts]: Start accepts. Automaton has 15488 states and 21121 transitions. Word has length 192 [2021-11-05 22:26:11,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 22:26:11,831 INFO L470 AbstractCegarLoop]: Abstraction has 15488 states and 21121 transitions. [2021-11-05 22:26:11,832 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) [2021-11-05 22:26:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 15488 states and 21121 transitions. [2021-11-05 22:26:11,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-05 22:26:11,837 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 22:26:11,837 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] [2021-11-05 22:26:11,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-05 22:26:11,838 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)] === [2021-11-05 22:26:11,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 22:26:11,839 INFO L85 PathProgramCache]: Analyzing trace with hash -263518599, now seen corresponding path program 1 times [2021-11-05 22:26:11,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 22:26:11,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593201399] [2021-11-05 22:26:11,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 22:26:11,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 22:26:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 22:26:12,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 22:26:12,272 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 22:26:12,272 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593201399] [2021-11-05 22:26:12,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593201399] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 22:26:12,272 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 22:26:12,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 22:26:12,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534426633] [2021-11-05 22:26:12,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 22:26:12,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 22:26:12,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 22:26:12,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 22:26:12,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:12,274 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) [2021-11-05 22:26:14,368 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 [] [2021-11-05 22:26:15,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 22:26:15,699 INFO L93 Difference]: Finished difference Result 44202 states and 61918 transitions. [2021-11-05 22:26:15,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 22:26:15,700 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 [2021-11-05 22:26:15,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 22:26:15,824 INFO L225 Difference]: With dead ends: 44202 [2021-11-05 22:26:15,825 INFO L226 Difference]: Without dead ends: 29182 [2021-11-05 22:26:15,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.59ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:15,886 INFO L933 BasicCegarLoop]: 12222 mSDtfsCounter, 10165 mSDsluCounter, 10827 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2743.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10165 SdHoareTripleChecker+Valid, 23049 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 34.18ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2904.66ms IncrementalHoareTripleChecker+Time [2021-11-05 22:26:15,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10165 Valid, 23049 Invalid, 119 Unknown, 0 Unchecked, 34.18ms Time], IncrementalHoareTripleChecker [7 Valid, 111 Invalid, 1 Unknown, 0 Unchecked, 2904.66ms Time] [2021-11-05 22:26:15,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29182 states. [2021-11-05 22:26:16,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29182 to 28990. [2021-11-05 22:26:16,657 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) [2021-11-05 22:26:16,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28990 states to 28990 states and 41165 transitions. [2021-11-05 22:26:16,779 INFO L78 Accepts]: Start accepts. Automaton has 28990 states and 41165 transitions. Word has length 197 [2021-11-05 22:26:16,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 22:26:16,781 INFO L470 AbstractCegarLoop]: Abstraction has 28990 states and 41165 transitions. [2021-11-05 22:26:16,781 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) [2021-11-05 22:26:16,782 INFO L276 IsEmpty]: Start isEmpty. Operand 28990 states and 41165 transitions. [2021-11-05 22:26:16,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-05 22:26:16,784 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 22:26:16,784 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] [2021-11-05 22:26:16,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-05 22:26:16,785 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)] === [2021-11-05 22:26:16,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 22:26:16,786 INFO L85 PathProgramCache]: Analyzing trace with hash 2139165849, now seen corresponding path program 1 times [2021-11-05 22:26:16,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 22:26:16,787 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972549188] [2021-11-05 22:26:16,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 22:26:16,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 22:26:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 22:26:17,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 22:26:17,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 22:26:17,357 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972549188] [2021-11-05 22:26:17,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972549188] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 22:26:17,357 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 22:26:17,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 22:26:17,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900955110] [2021-11-05 22:26:17,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 22:26:17,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 22:26:17,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 22:26:17,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 22:26:17,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:17,358 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) [2021-11-05 22:26:19,449 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 [] [2021-11-05 22:26:21,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 22:26:21,038 INFO L93 Difference]: Finished difference Result 83400 states and 123036 transitions. [2021-11-05 22:26:21,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 22:26:21,039 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 [2021-11-05 22:26:21,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 22:26:21,299 INFO L225 Difference]: With dead ends: 83400 [2021-11-05 22:26:21,299 INFO L226 Difference]: Without dead ends: 54878 [2021-11-05 22:26:21,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.88ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:21,411 INFO L933 BasicCegarLoop]: 12208 mSDtfsCounter, 10164 mSDsluCounter, 10827 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2710.65ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10164 SdHoareTripleChecker+Valid, 23035 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 32.33ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2833.32ms IncrementalHoareTripleChecker+Time [2021-11-05 22:26:21,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10164 Valid, 23035 Invalid, 119 Unknown, 0 Unchecked, 32.33ms Time], IncrementalHoareTripleChecker [7 Valid, 111 Invalid, 1 Unknown, 0 Unchecked, 2833.32ms Time] [2021-11-05 22:26:21,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54878 states. [2021-11-05 22:26:22,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54878 to 54642. [2021-11-05 22:26:23,056 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) [2021-11-05 22:26:23,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54642 states to 54642 states and 82183 transitions. [2021-11-05 22:26:23,787 INFO L78 Accepts]: Start accepts. Automaton has 54642 states and 82183 transitions. Word has length 198 [2021-11-05 22:26:23,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 22:26:23,787 INFO L470 AbstractCegarLoop]: Abstraction has 54642 states and 82183 transitions. [2021-11-05 22:26:23,787 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) [2021-11-05 22:26:23,788 INFO L276 IsEmpty]: Start isEmpty. Operand 54642 states and 82183 transitions. [2021-11-05 22:26:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-05 22:26:23,790 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 22:26:23,791 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] [2021-11-05 22:26:23,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-05 22:26:23,791 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)] === [2021-11-05 22:26:23,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 22:26:23,794 INFO L85 PathProgramCache]: Analyzing trace with hash -23542914, now seen corresponding path program 1 times [2021-11-05 22:26:23,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 22:26:23,794 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082766711] [2021-11-05 22:26:23,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 22:26:23,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 22:26:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 22:26:24,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 22:26:24,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 22:26:24,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082766711] [2021-11-05 22:26:24,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082766711] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 22:26:24,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 22:26:24,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 22:26:24,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453931328] [2021-11-05 22:26:24,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 22:26:24,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 22:26:24,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 22:26:24,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 22:26:24,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:24,666 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) [2021-11-05 22:26:26,815 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 22:26:29,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 22:26:29,569 INFO L93 Difference]: Finished difference Result 156366 states and 248796 transitions. [2021-11-05 22:26:29,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 22:26:29,570 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 [2021-11-05 22:26:29,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 22:26:30,400 INFO L225 Difference]: With dead ends: 156366 [2021-11-05 22:26:30,401 INFO L226 Difference]: Without dead ends: 102192 [2021-11-05 22:26:30,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.20ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:30,588 INFO L933 BasicCegarLoop]: 12200 mSDtfsCounter, 10023 mSDsluCounter, 10827 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2769.13ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10023 SdHoareTripleChecker+Valid, 23027 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.33ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2958.04ms IncrementalHoareTripleChecker+Time [2021-11-05 22:26:30,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10023 Valid, 23027 Invalid, 118 Unknown, 0 Unchecked, 25.33ms Time], IncrementalHoareTripleChecker [7 Valid, 110 Invalid, 1 Unknown, 0 Unchecked, 2958.04ms Time] [2021-11-05 22:26:30,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102192 states. [2021-11-05 22:26:34,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102192 to 101852. [2021-11-05 22:26:34,638 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) [2021-11-05 22:26:35,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101852 states to 101852 states and 166797 transitions. [2021-11-05 22:26:35,879 INFO L78 Accepts]: Start accepts. Automaton has 101852 states and 166797 transitions. Word has length 199 [2021-11-05 22:26:35,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 22:26:35,880 INFO L470 AbstractCegarLoop]: Abstraction has 101852 states and 166797 transitions. [2021-11-05 22:26:35,880 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) [2021-11-05 22:26:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 101852 states and 166797 transitions. [2021-11-05 22:26:35,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-05 22:26:35,885 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 22:26:35,885 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] [2021-11-05 22:26:35,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-05 22:26:35,886 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)] === [2021-11-05 22:26:35,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 22:26:35,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1022285353, now seen corresponding path program 1 times [2021-11-05 22:26:35,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 22:26:35,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020517519] [2021-11-05 22:26:35,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 22:26:35,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 22:26:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 22:26:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 22:26:36,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 22:26:36,292 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020517519] [2021-11-05 22:26:36,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020517519] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 22:26:36,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 22:26:36,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 22:26:36,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932340994] [2021-11-05 22:26:36,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 22:26:36,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 22:26:36,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 22:26:36,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 22:26:36,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:36,293 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) [2021-11-05 22:26:38,387 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 [] [2021-11-05 22:26:43,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 22:26:43,667 INFO L93 Difference]: Finished difference Result 301516 states and 494503 transitions. [2021-11-05 22:26:43,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 22:26:43,669 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 [2021-11-05 22:26:43,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 22:26:44,737 INFO L225 Difference]: With dead ends: 301516 [2021-11-05 22:26:44,738 INFO L226 Difference]: Without dead ends: 200132 [2021-11-05 22:26:45,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.20ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 22:26:45,179 INFO L933 BasicCegarLoop]: 13143 mSDtfsCounter, 10103 mSDsluCounter, 10826 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2753.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10103 SdHoareTripleChecker+Valid, 23969 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.38ms SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2918.65ms IncrementalHoareTripleChecker+Time [2021-11-05 22:26:45,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10103 Valid, 23969 Invalid, 153 Unknown, 0 Unchecked, 25.38ms Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 2918.65ms Time] [2021-11-05 22:26:45,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200132 states. [2021-11-05 22:26:53,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200132 to 199870. [2021-11-05 22:26:53,754 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)