./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5b36d44f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_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 d593cb259f20aa9be3f3239c5f8f32160aefa50b46e3becfd823801c12116e6f --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 17:44:09,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 17:44:09,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 17:44:09,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 17:44:09,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 17:44:09,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 17:44:09,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 17:44:09,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 17:44:09,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 17:44:09,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 17:44:09,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 17:44:09,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 17:44:09,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 17:44:09,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 17:44:09,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 17:44:09,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 17:44:09,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 17:44:09,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 17:44:09,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 17:44:09,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 17:44:09,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 17:44:09,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 17:44:09,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 17:44:09,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 17:44:09,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 17:44:09,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 17:44:09,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 17:44:09,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 17:44:09,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 17:44:09,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 17:44:09,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 17:44:09,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 17:44:09,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 17:44:09,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 17:44:09,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 17:44:09,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 17:44:09,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 17:44:09,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 17:44:09,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 17:44:09,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 17:44:09,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 17:44:09,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 17:44:09,544 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 17:44:09,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 17:44:09,545 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 17:44:09,545 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 17:44:09,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 17:44:09,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 17:44:09,546 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 17:44:09,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 17:44:09,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 17:44:09,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 17:44:09,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 17:44:09,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 17:44:09,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 17:44:09,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 17:44:09,551 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 17:44:09,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 17:44:09,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 17:44:09,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 17:44:09,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 17:44:09,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 17:44:09,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 17:44:09,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 17:44:09,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 17:44:09,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 17:44:09,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 17:44:09,553 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 17:44:09,554 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 17:44:09,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 17:44:09,554 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 17:44:09,555 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d593cb259f20aa9be3f3239c5f8f32160aefa50b46e3becfd823801c12116e6f [2021-11-07 17:44:09,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 17:44:09,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 17:44:09,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 17:44:09,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 17:44:09,794 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 17:44:09,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i [2021-11-07 17:44:09,858 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24e4600a/58a32dea860e4456a2387990deb9aa96/FLAG9912f5d39 [2021-11-07 17:44:10,544 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 17:44:10,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i [2021-11-07 17:44:10,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24e4600a/58a32dea860e4456a2387990deb9aa96/FLAG9912f5d39 [2021-11-07 17:44:11,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24e4600a/58a32dea860e4456a2387990deb9aa96 [2021-11-07 17:44:11,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 17:44:11,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 17:44:11,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 17:44:11,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 17:44:11,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 17:44:11,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:44:11" (1/1) ... [2021-11-07 17:44:11,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e055f39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:11, skipping insertion in model container [2021-11-07 17:44:11,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:44:11" (1/1) ... [2021-11-07 17:44:11,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 17:44:11,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 17:44:17,448 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-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i[661460,661473] [2021-11-07 17:44:17,451 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-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i[661607,661620] [2021-11-07 17:44:17,451 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-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i[661746,661759] [2021-11-07 17:44:17,452 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-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i[661904,661917] [2021-11-07 17:44:17,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 17:44:17,539 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 17:44:18,289 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-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i[661460,661473] [2021-11-07 17:44:18,289 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-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i[661607,661620] [2021-11-07 17:44:18,290 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-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i[661746,661759] [2021-11-07 17:44:18,290 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-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i[661904,661917] [2021-11-07 17:44:18,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 17:44:18,589 INFO L208 MainTranslator]: Completed translation [2021-11-07 17:44:18,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18 WrapperNode [2021-11-07 17:44:18,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 17:44:18,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 17:44:18,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 17:44:18,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 17:44:18,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:18,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:19,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 17:44:19,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 17:44:19,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 17:44:19,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 17:44:19,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:19,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:19,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:19,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:20,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:20,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:20,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:21,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 17:44:21,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 17:44:21,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 17:44:21,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 17:44:21,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (1/1) ... [2021-11-07 17:44:21,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 17:44:21,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 17:44:21,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 17:44:21,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 17:44:21,170 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_2_hw_phy_config [2021-11-07 17:44:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_2_hw_phy_config [2021-11-07 17:44:21,170 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168f_2_hw_phy_config [2021-11-07 17:44:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168f_2_hw_phy_config [2021-11-07 17:44:21,171 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_xmii_reset_enable [2021-11-07 17:44:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_xmii_reset_enable [2021-11-07 17:44:21,171 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_patchphy [2021-11-07 17:44:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_patchphy [2021-11-07 17:44:21,172 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169scd_hw_phy_config [2021-11-07 17:44:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169scd_hw_phy_config [2021-11-07 17:44:21,172 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_work [2021-11-07 17:44:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_work [2021-11-07 17:44:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_remove_one [2021-11-07 17:44:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_remove_one [2021-11-07 17:44:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_down [2021-11-07 17:44:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_down [2021-11-07 17:44:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_close [2021-11-07 17:44:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_close [2021-11-07 17:44:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_reset [2021-11-07 17:44:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_reset [2021-11-07 17:44:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_eri_write [2021-11-07 17:44:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_eri_write [2021-11-07 17:44:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_27 [2021-11-07 17:44:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_27 [2021-11-07 17:44:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_generic_op [2021-11-07 17:44:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_generic_op [2021-11-07 17:44:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_3_hw_phy_config [2021-11-07 17:44:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_3_hw_phy_config [2021-11-07 17:44:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168_driver_stop [2021-11-07 17:44:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168_driver_stop [2021-11-07 17:44:21,176 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8106e_hw_phy_config [2021-11-07 17:44:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8106e_hw_phy_config [2021-11-07 17:44:21,176 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_mdio_read [2021-11-07 17:44:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_mdio_read [2021-11-07 17:44:21,176 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_1_mdio_access [2021-11-07 17:44:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_1_mdio_access [2021-11-07 17:44:21,177 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8105e_2 [2021-11-07 17:44:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8105e_2 [2021-11-07 17:44:21,177 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8105e_1 [2021-11-07 17:44:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8105e_1 [2021-11-07 17:44:21,177 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ephy_read [2021-11-07 17:44:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ephy_read [2021-11-07 17:44:21,178 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168f_1_hw_phy_config [2021-11-07 17:44:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168f_1_hw_phy_config [2021-11-07 17:44:21,178 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_1_hw_phy_config [2021-11-07 17:44:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_1_hw_phy_config [2021-11-07 17:44:21,179 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_write [2021-11-07 17:44:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_write [2021-11-07 17:44:21,179 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168bef_hw_phy_config [2021-11-07 17:44:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168bef_hw_phy_config [2021-11-07 17:44:21,179 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_pll_power_down [2021-11-07 17:44:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_pll_power_down [2021-11-07 17:44:21,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 17:44:21,180 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_1_mdio_read [2021-11-07 17:44:21,181 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_1_mdio_read [2021-11-07 17:44:21,181 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_wol_pll_power_down [2021-11-07 17:44:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_wol_pll_power_down [2021-11-07 17:44:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 17:44:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_change_mtu [2021-11-07 17:44:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_change_mtu [2021-11-07 17:44:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 17:44:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write [2021-11-07 17:44:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write [2021-11-07 17:44:21,183 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ephy_write [2021-11-07 17:44:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ephy_write [2021-11-07 17:44:21,183 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168f_hw_phy_config [2021-11-07 17:44:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168f_hw_phy_config [2021-11-07 17:44:21,184 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_resume [2021-11-07 17:44:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_resume [2021-11-07 17:44:21,184 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168cp_3 [2021-11-07 17:44:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168cp_3 [2021-11-07 17:44:21,184 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_4_hw_phy_config [2021-11-07 17:44:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_4_hw_phy_config [2021-11-07 17:44:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168cp_1 [2021-11-07 17:44:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168cp_1 [2021-11-07 17:44:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168cp_2 [2021-11-07 17:44:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168cp_2 [2021-11-07 17:44:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 17:44:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 17:44:21,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 17:44:21,186 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_jumbo_enable [2021-11-07 17:44:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_jumbo_enable [2021-11-07 17:44:21,186 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168d_4 [2021-11-07 17:44:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168d_4 [2021-11-07 17:44:21,186 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168dp [2021-11-07 17:44:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168dp [2021-11-07 17:44:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure r8168g_mdio_read [2021-11-07 17:44:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168g_mdio_read [2021-11-07 17:44:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168e_1_hw_phy_config [2021-11-07 17:44:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168e_1_hw_phy_config [2021-11-07 17:44:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_runtime_suspend [2021-11-07 17:44:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_runtime_suspend [2021-11-07 17:44:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_access_enable_1 [2021-11-07 17:44:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_access_enable_1 [2021-11-07 17:44:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rar_set [2021-11-07 17:44:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rar_set [2021-11-07 17:44:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_access_enable_2 [2021-11-07 17:44:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_access_enable_2 [2021-11-07 17:44:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_ocp_read [2021-11-07 17:44:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_ocp_read [2021-11-07 17:44:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 17:44:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_init_phy [2021-11-07 17:44:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_init_phy [2021-11-07 17:44:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_apply_firmware [2021-11-07 17:44:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_apply_firmware [2021-11-07 17:44:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_check_dash [2021-11-07 17:44:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_check_dash [2021-11-07 17:44:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 17:44:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_phy_reset [2021-11-07 17:44:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_phy_reset [2021-11-07 17:44:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168f_1 [2021-11-07 17:44:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168f_1 [2021-11-07 17:44:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_csi_read [2021-11-07 17:44:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_csi_read [2021-11-07 17:44:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_writephy_batch [2021-11-07 17:44:21,193 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_writephy_batch [2021-11-07 17:44:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_write_fw [2021-11-07 17:44:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_write_fw [2021-11-07 17:44:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read [2021-11-07 17:44:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read [2021-11-07 17:44:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_suspend [2021-11-07 17:44:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_suspend [2021-11-07 17:44:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure r8168g_mdio_write [2021-11-07 17:44:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168g_mdio_write [2021-11-07 17:44:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_speed_down [2021-11-07 17:44:21,204 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_speed_down [2021-11-07 17:44:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_check_link_status [2021-11-07 17:44:21,205 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_check_link_status [2021-11-07 17:44:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168c_4_hw_phy_config [2021-11-07 17:44:21,205 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168c_4_hw_phy_config [2021-11-07 17:44:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 17:44:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_pll_power_up [2021-11-07 17:44:21,205 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_pll_power_up [2021-11-07 17:44:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_reset_cond_check [2021-11-07 17:44:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_reset_cond_check [2021-11-07 17:44:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_ocp_write [2021-11-07 17:44:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_ocp_write [2021-11-07 17:44:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_read [2021-11-07 17:44:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_read [2021-11-07 17:44:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_runtime_resume [2021-11-07 17:44:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_runtime_resume [2021-11-07 17:44:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_mdio_write [2021-11-07 17:44:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_mdio_write [2021-11-07 17:44:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl8169_resume [2021-11-07 17:44:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl8169_resume [2021-11-07 17:44:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_shutdown [2021-11-07 17:44:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_shutdown [2021-11-07 17:44:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169sb_hw_phy_config [2021-11-07 17:44:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169sb_hw_phy_config [2021-11-07 17:44:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_jumbo_disable [2021-11-07 17:44:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_jumbo_disable [2021-11-07 17:44:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169sce_hw_phy_config [2021-11-07 17:44:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169sce_hw_phy_config [2021-11-07 17:44:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_phy_power_up [2021-11-07 17:44:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_phy_power_up [2021-11-07 17:44:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-07 17:44:21,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-07 17:44:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169scd_hw_phy_config_quirk [2021-11-07 17:44:21,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169scd_hw_phy_config_quirk [2021-11-07 17:44:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_net_suspend [2021-11-07 17:44:21,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_net_suspend [2021-11-07 17:44:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_phy_power_down [2021-11-07 17:44:21,209 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_phy_power_down [2021-11-07 17:44:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168_oob_notify [2021-11-07 17:44:21,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168_oob_notify [2021-11-07 17:44:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_udelay_loop_wait_high [2021-11-07 17:44:21,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_udelay_loop_wait_high [2021-11-07 17:44:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_writephy [2021-11-07 17:44:21,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_writephy [2021-11-07 17:44:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_phy_config [2021-11-07 17:44:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_phy_config [2021-11-07 17:44:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_efuse_read [2021-11-07 17:44:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_efuse_read [2021-11-07 17:44:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8105e_hw_phy_config [2021-11-07 17:44:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8105e_hw_phy_config [2021-11-07 17:44:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_w1w0_phy [2021-11-07 17:44:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_w1w0_phy [2021-11-07 17:44:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8411 [2021-11-07 17:44:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8411 [2021-11-07 17:44:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8402_hw_phy_config [2021-11-07 17:44:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8402_hw_phy_config [2021-11-07 17:44:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_w1w0_eri [2021-11-07 17:44:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_w1w0_eri [2021-11-07 17:44:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8402 [2021-11-07 17:44:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8402 [2021-11-07 17:44:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 17:44:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_30_2 [2021-11-07 17:44:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_30_2 [2021-11-07 17:44:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_pcierr_interrupt [2021-11-07 17:44:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_pcierr_interrupt [2021-11-07 17:44:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168f [2021-11-07 17:44:21,214 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168f [2021-11-07 17:44:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168d [2021-11-07 17:44:21,214 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168d [2021-11-07 17:44:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ocp_read_cond_check [2021-11-07 17:44:21,214 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ocp_read_cond_check [2021-11-07 17:44:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_eri_read [2021-11-07 17:44:21,214 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_eri_read [2021-11-07 17:44:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_loop_wait [2021-11-07 17:44:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_loop_wait [2021-11-07 17:44:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rar_exgmac_set [2021-11-07 17:44:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rar_exgmac_set [2021-11-07 17:44:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-07 17:44:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_2_mdio_read [2021-11-07 17:44:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_2_mdio_read [2021-11-07 17:44:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_reset_work [2021-11-07 17:44:21,216 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_reset_work [2021-11-07 17:44:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-07 17:44:21,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-07 17:44:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-07 17:44:21,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-07 17:44:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_set_speed [2021-11-07 17:44:21,216 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_set_speed [2021-11-07 17:44:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 17:44:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168g_1_hw_phy_config [2021-11-07 17:44:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168g_1_hw_phy_config [2021-11-07 17:44:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_1_hw_phy_config [2021-11-07 17:44:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_1_hw_phy_config [2021-11-07 17:44:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ephy_init [2021-11-07 17:44:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ephy_init [2021-11-07 17:44:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pll_power_up [2021-11-07 17:44:21,218 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pll_power_up [2021-11-07 17:44:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_2_mdio_write [2021-11-07 17:44:21,218 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_2_mdio_write [2021-11-07 17:44:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_power_up [2021-11-07 17:44:21,218 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_power_up [2021-11-07 17:44:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure r8168dp_1_mdio_write [2021-11-07 17:44:21,218 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168dp_1_mdio_write [2021-11-07 17:44:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pll_power_down [2021-11-07 17:44:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pll_power_down [2021-11-07 17:44:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 17:44:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 17:44:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-07 17:44:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-07 17:44:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_pll_power_up [2021-11-07 17:44:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_pll_power_up [2021-11-07 17:44:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168cp_2_hw_phy_config [2021-11-07 17:44:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168cp_2_hw_phy_config [2021-11-07 17:44:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168g_2_hw_phy_config [2021-11-07 17:44:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168g_2_hw_phy_config [2021-11-07 17:44:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_2_hw_phy_config [2021-11-07 17:44:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_2_hw_phy_config [2021-11-07 17:44:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168cp_1_hw_phy_config [2021-11-07 17:44:21,224 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168cp_1_hw_phy_config [2021-11-07 17:44:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168d_3_hw_phy_config [2021-11-07 17:44:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168d_3_hw_phy_config [2021-11-07 17:44:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8411_2 [2021-11-07 17:44:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8411_2 [2021-11-07 17:44:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure r8402_csi_write [2021-11-07 17:44:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure r8402_csi_write [2021-11-07 17:44:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-07 17:44:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 17:44:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure r8402_csi_read [2021-11-07 17:44:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure r8402_csi_read [2021-11-07 17:44:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168 [2021-11-07 17:44:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168 [2021-11-07 17:44:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169s_hw_phy_config [2021-11-07 17:44:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169s_hw_phy_config [2021-11-07 17:44:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_msleep_loop_wait_low [2021-11-07 17:44:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_msleep_loop_wait_low [2021-11-07 17:44:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure r8411_csi_write [2021-11-07 17:44:21,228 INFO L138 BoogieDeclarations]: Found implementation of procedure r8411_csi_write [2021-11-07 17:44:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168e_1 [2021-11-07 17:44:21,228 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168e_1 [2021-11-07 17:44:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168e_2 [2021-11-07 17:44:21,228 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168e_2 [2021-11-07 17:44:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_task [2021-11-07 17:44:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_task [2021-11-07 17:44:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-07 17:44:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-07 17:44:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8102e_hw_phy_config [2021-11-07 17:44:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8102e_hw_phy_config [2021-11-07 17:44:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-07 17:44:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-07 17:44:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_open [2021-11-07 17:44:21,230 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_open [2021-11-07 17:44:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_get_settings [2021-11-07 17:44:21,230 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_get_settings [2021-11-07 17:44:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_update_counters [2021-11-07 17:44:21,230 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_update_counters [2021-11-07 17:44:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 17:44:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure r8169_csi_write [2021-11-07 17:44:21,230 INFO L138 BoogieDeclarations]: Found implementation of procedure r8169_csi_write [2021-11-07 17:44:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure r810x_pll_power_down [2021-11-07 17:44:21,231 INFO L138 BoogieDeclarations]: Found implementation of procedure r810x_pll_power_down [2021-11-07 17:44:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168g_1 [2021-11-07 17:44:21,231 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168g_1 [2021-11-07 17:44:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168g_2 [2021-11-07 17:44:21,231 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168g_2 [2021-11-07 17:44:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8102e_1 [2021-11-07 17:44:21,232 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8102e_1 [2021-11-07 17:44:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8102e_2 [2021-11-07 17:44:21,232 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8102e_2 [2021-11-07 17:44:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8102e_3 [2021-11-07 17:44:21,232 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8102e_3 [2021-11-07 17:44:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168bb_hw_phy_config [2021-11-07 17:44:21,232 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168bb_hw_phy_config [2021-11-07 17:44:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start [2021-11-07 17:44:21,233 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start [2021-11-07 17:44:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~~u8~0~X~~u32~0~TO~int [2021-11-07 17:44:21,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~~u8~0~X~~u32~0~TO~int [2021-11-07 17:44:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_udelay_loop_wait_low [2021-11-07 17:44:21,233 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_udelay_loop_wait_low [2021-11-07 17:44:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_set_speed_xmii [2021-11-07 17:44:21,233 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_set_speed_xmii [2021-11-07 17:44:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_exgmac_batch [2021-11-07 17:44:21,234 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_exgmac_batch [2021-11-07 17:44:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8411_hw_phy_config [2021-11-07 17:44:21,234 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8411_hw_phy_config [2021-11-07 17:44:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8168e_2_hw_phy_config [2021-11-07 17:44:21,234 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8168e_2_hw_phy_config [2021-11-07 17:44:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_slow_event_work [2021-11-07 17:44:21,234 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_slow_event_work [2021-11-07 17:44:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure r8168_phy_power_down [2021-11-07 17:44:21,235 INFO L138 BoogieDeclarations]: Found implementation of procedure r8168_phy_power_down [2021-11-07 17:44:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure r8411_csi_read [2021-11-07 17:44:21,235 INFO L138 BoogieDeclarations]: Found implementation of procedure r8411_csi_read [2021-11-07 17:44:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_xmii_reset_pending [2021-11-07 17:44:21,235 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_xmii_reset_pending [2021-11-07 17:44:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_readphy [2021-11-07 17:44:21,235 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_readphy [2021-11-07 17:44:21,236 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_link_chg_patch [2021-11-07 17:44:21,236 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_link_chg_patch [2021-11-07 17:44:21,236 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2021-11-07 17:44:21,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2021-11-07 17:44:21,236 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_csi_access_enable [2021-11-07 17:44:21,236 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_csi_access_enable [2021-11-07 17:44:21,236 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_ioctl [2021-11-07 17:44:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_ioctl [2021-11-07 17:44:21,237 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl8169_check_link_status [2021-11-07 17:44:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl8169_check_link_status [2021-11-07 17:44:21,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-07 17:44:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-07 17:44:21,237 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_apply_firmware_cond [2021-11-07 17:44:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_apply_firmware_cond [2021-11-07 17:44:21,237 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_1 [2021-11-07 17:44:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_1 [2021-11-07 17:44:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_2 [2021-11-07 17:44:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_2 [2021-11-07 17:44:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_3 [2021-11-07 17:44:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_3 [2021-11-07 17:44:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8168c_4 [2021-11-07 17:44:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8168c_4 [2021-11-07 17:44:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 17:44:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8169_hw_reset [2021-11-07 17:44:21,239 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8169_hw_reset [2021-11-07 17:44:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hw_start_8101 [2021-11-07 17:44:21,239 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hw_start_8101 [2021-11-07 17:49:51,451 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#2: ldv_switch_1_#res := 0; [2021-11-07 17:49:51,451 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#3: ldv_switch_1_#res := 0; [2021-11-07 17:49:51,451 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#2: ldv_switch_2_#res := 0; [2021-11-07 17:49:51,451 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#3: ldv_switch_2_#res := 0; [2021-11-07 17:49:51,451 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#4: ldv_switch_2_#res := 0; [2021-11-07 17:49:51,452 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break: ldv_switch_1_#res := 0; [2021-11-07 17:49:51,452 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break: ldv_switch_3_#res := 0; [2021-11-07 17:49:51,452 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_4_switch_break#2: ldv_switch_4_#res := 0; [2021-11-07 17:49:51,452 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#3: ldv_switch_0_#res := 0; [2021-11-07 17:49:51,452 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#4: ldv_switch_0_#res := 0; [2021-11-07 17:49:51,452 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#5: ldv_switch_0_#res := 0; [2021-11-07 17:49:51,452 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#6: ldv_switch_0_#res := 0; [2021-11-07 17:49:51,453 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#2: ldv_switch_0_#res := 0; [2021-11-07 17:49:51,453 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break: ldv_switch_2_#res := 0; [2021-11-07 17:49:51,453 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break: ldv_switch_0_#res := 0; [2021-11-07 17:49:51,453 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-07 17:49:51,453 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_4_switch_break: ldv_switch_4_#res := 0; [2021-11-07 17:49:52,819 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 17:49:52,819 INFO L299 CfgBuilder]: Removed 6398 assume(true) statements. [2021-11-07 17:49:52,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:49:52 BoogieIcfgContainer [2021-11-07 17:49:52,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 17:49:52,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 17:49:52,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 17:49:52,831 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 17:49:52,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 05:44:11" (1/3) ... [2021-11-07 17:49:52,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1660333a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:49:52, skipping insertion in model container [2021-11-07 17:49:52,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:44:18" (2/3) ... [2021-11-07 17:49:52,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1660333a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:49:52, skipping insertion in model container [2021-11-07 17:49:52,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:49:52" (3/3) ... [2021-11-07 17:49:52,834 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-realtek-r8169.cil.i [2021-11-07 17:49:52,837 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 17:49:52,838 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-11-07 17:49:52,894 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 17:49:52,899 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 17:49:52,899 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-07 17:49:52,996 INFO L276 IsEmpty]: Start isEmpty. Operand has 8144 states, 7280 states have (on average 1.3587912087912088) internal successors, (9892), 7390 states have internal predecessors, (9892), 693 states have call successors, (693), 166 states have call predecessors, (693), 166 states have return successors, (693), 615 states have call predecessors, (693), 693 states have call successors, (693) [2021-11-07 17:49:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-07 17:49:53,009 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 17:49:53,009 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 17:49:53,010 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 17:49:53,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 17:49:53,014 INFO L85 PathProgramCache]: Analyzing trace with hash -548504854, now seen corresponding path program 1 times [2021-11-07 17:49:53,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 17:49:53,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577597253] [2021-11-07 17:49:53,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 17:49:53,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 17:49:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 17:49:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 17:49:54,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 17:49:54,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577597253] [2021-11-07 17:49:54,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577597253] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 17:49:54,082 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 17:49:54,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 17:49:54,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881212206] [2021-11-07 17:49:54,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 17:49:54,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 17:49:54,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 17:49:54,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 17:49:54,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:49:54,124 INFO L87 Difference]: Start difference. First operand has 8144 states, 7280 states have (on average 1.3587912087912088) internal successors, (9892), 7390 states have internal predecessors, (9892), 693 states have call successors, (693), 166 states have call predecessors, (693), 166 states have return successors, (693), 615 states have call predecessors, (693), 693 states have call successors, (693) Second operand has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:49:56,247 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 17:49:57,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 17:49:57,154 INFO L93 Difference]: Finished difference Result 23092 states and 33499 transitions. [2021-11-07 17:49:57,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 17:49:57,169 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 [2021-11-07 17:49:57,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 17:49:57,277 INFO L225 Difference]: With dead ends: 23092 [2021-11-07 17:49:57,277 INFO L226 Difference]: Without dead ends: 15164 [2021-11-07 17:49:57,340 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.10ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:49:57,344 INFO L933 BasicCegarLoop]: 11903 mSDtfsCounter, 10320 mSDsluCounter, 11131 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2331.16ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10320 SdHoareTripleChecker+Valid, 23034 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 43.09ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2492.94ms IncrementalHoareTripleChecker+Time [2021-11-07 17:49:57,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10320 Valid, 23034 Invalid, 44 Unknown, 0 Unchecked, 43.09ms Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 2492.94ms Time] [2021-11-07 17:49:57,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15164 states. [2021-11-07 17:49:57,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15164 to 15160. [2021-11-07 17:49:58,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15160 states, 13437 states have (on average 1.3377241943886284) internal successors, (17975), 13653 states have internal predecessors, (17975), 1386 states have call successors, (1386), 332 states have call predecessors, (1386), 332 states have return successors, (1386), 1230 states have call predecessors, (1386), 1386 states have call successors, (1386) [2021-11-07 17:49:58,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15160 states to 15160 states and 20747 transitions. [2021-11-07 17:49:58,112 INFO L78 Accepts]: Start accepts. Automaton has 15160 states and 20747 transitions. Word has length 192 [2021-11-07 17:49:58,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 17:49:58,113 INFO L470 AbstractCegarLoop]: Abstraction has 15160 states and 20747 transitions. [2021-11-07 17:49:58,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:49:58,114 INFO L276 IsEmpty]: Start isEmpty. Operand 15160 states and 20747 transitions. [2021-11-07 17:49:58,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-07 17:49:58,127 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 17:49:58,128 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 17:49:58,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 17:49:58,128 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 17:49:58,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 17:49:58,129 INFO L85 PathProgramCache]: Analyzing trace with hash 2103187344, now seen corresponding path program 1 times [2021-11-07 17:49:58,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 17:49:58,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025749162] [2021-11-07 17:49:58,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 17:49:58,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 17:49:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 17:49:58,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 17:49:58,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 17:49:58,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025749162] [2021-11-07 17:49:58,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025749162] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 17:49:58,772 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 17:49:58,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 17:49:58,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713859853] [2021-11-07 17:49:58,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 17:49:58,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 17:49:58,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 17:49:58,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 17:49:58,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:49:58,775 INFO L87 Difference]: Start difference. First operand 15160 states and 20747 transitions. Second operand has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:00,875 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 17:50:01,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 17:50:01,795 INFO L93 Difference]: Finished difference Result 37085 states and 50938 transitions. [2021-11-07 17:50:01,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 17:50:01,796 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 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 214 [2021-11-07 17:50:01,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 17:50:01,924 INFO L225 Difference]: With dead ends: 37085 [2021-11-07 17:50:01,925 INFO L226 Difference]: Without dead ends: 22393 [2021-11-07 17:50:01,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.02ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:01,987 INFO L933 BasicCegarLoop]: 11372 mSDtfsCounter, 10035 mSDsluCounter, 10645 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2389.81ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10035 SdHoareTripleChecker+Valid, 22017 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 29.50ms SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2561.87ms IncrementalHoareTripleChecker+Time [2021-11-07 17:50:01,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10035 Valid, 22017 Invalid, 66 Unknown, 0 Unchecked, 29.50ms Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 2561.87ms Time] [2021-11-07 17:50:02,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22393 states. [2021-11-07 17:50:02,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22393 to 22359. [2021-11-07 17:50:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22359 states, 19781 states have (on average 1.3405287902532734) internal successors, (26517), 20103 states have internal predecessors, (26517), 2075 states have call successors, (2075), 498 states have call predecessors, (2075), 498 states have return successors, (2075), 1841 states have call predecessors, (2075), 2075 states have call successors, (2075) [2021-11-07 17:50:02,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22359 states to 22359 states and 30667 transitions. [2021-11-07 17:50:02,623 INFO L78 Accepts]: Start accepts. Automaton has 22359 states and 30667 transitions. Word has length 214 [2021-11-07 17:50:02,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 17:50:02,625 INFO L470 AbstractCegarLoop]: Abstraction has 22359 states and 30667 transitions. [2021-11-07 17:50:02,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:02,627 INFO L276 IsEmpty]: Start isEmpty. Operand 22359 states and 30667 transitions. [2021-11-07 17:50:02,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-07 17:50:02,639 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 17:50:02,640 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 17:50:02,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 17:50:02,640 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 17:50:02,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 17:50:02,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1652056521, now seen corresponding path program 1 times [2021-11-07 17:50:02,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 17:50:02,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44009688] [2021-11-07 17:50:02,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 17:50:02,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 17:50:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 17:50:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 17:50:03,135 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 17:50:03,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44009688] [2021-11-07 17:50:03,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44009688] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 17:50:03,135 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 17:50:03,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 17:50:03,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526469944] [2021-11-07 17:50:03,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 17:50:03,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 17:50:03,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 17:50:03,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 17:50:03,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:03,137 INFO L87 Difference]: Start difference. First operand 22359 states and 30667 transitions. Second operand has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:05,249 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 17:50:06,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 17:50:06,413 INFO L93 Difference]: Finished difference Result 57360 states and 78764 transitions. [2021-11-07 17:50:06,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 17:50:06,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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 221 [2021-11-07 17:50:06,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 17:50:06,805 INFO L225 Difference]: With dead ends: 57360 [2021-11-07 17:50:06,806 INFO L226 Difference]: Without dead ends: 35469 [2021-11-07 17:50:06,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.23ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:06,866 INFO L933 BasicCegarLoop]: 11930 mSDtfsCounter, 9380 mSDsluCounter, 10623 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 21 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2559.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9380 SdHoareTripleChecker+Valid, 22553 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 28.33ms SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2621.68ms IncrementalHoareTripleChecker+Time [2021-11-07 17:50:06,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9380 Valid, 22553 Invalid, 100 Unknown, 0 Unchecked, 28.33ms Time], IncrementalHoareTripleChecker [21 Valid, 78 Invalid, 1 Unknown, 0 Unchecked, 2621.68ms Time] [2021-11-07 17:50:06,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35469 states. [2021-11-07 17:50:07,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35469 to 35441. [2021-11-07 17:50:07,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35441 states, 31183 states have (on average 1.3373633069300581) internal successors, (41703), 31717 states have internal predecessors, (41703), 3423 states have call successors, (3423), 830 states have call predecessors, (3423), 830 states have return successors, (3423), 3033 states have call predecessors, (3423), 3423 states have call successors, (3423) [2021-11-07 17:50:07,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35441 states to 35441 states and 48549 transitions. [2021-11-07 17:50:07,845 INFO L78 Accepts]: Start accepts. Automaton has 35441 states and 48549 transitions. Word has length 221 [2021-11-07 17:50:07,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 17:50:07,846 INFO L470 AbstractCegarLoop]: Abstraction has 35441 states and 48549 transitions. [2021-11-07 17:50:07,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:07,846 INFO L276 IsEmpty]: Start isEmpty. Operand 35441 states and 48549 transitions. [2021-11-07 17:50:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-07 17:50:07,858 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 17:50:07,859 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 17:50:07,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 17:50:07,859 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 17:50:07,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 17:50:07,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1354536354, now seen corresponding path program 1 times [2021-11-07 17:50:07,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 17:50:07,860 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959126774] [2021-11-07 17:50:07,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 17:50:07,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 17:50:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 17:50:08,353 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 17:50:08,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 17:50:08,353 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959126774] [2021-11-07 17:50:08,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959126774] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 17:50:08,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 17:50:08,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 17:50:08,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193008331] [2021-11-07 17:50:08,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 17:50:08,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 17:50:08,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 17:50:08,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 17:50:08,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:08,354 INFO L87 Difference]: Start difference. First operand 35441 states and 48549 transitions. Second operand has 3 states, 3 states have (on average 74.33333333333333) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:10,449 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 [] [2021-11-07 17:50:11,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 17:50:11,643 INFO L93 Difference]: Finished difference Result 91697 states and 125898 transitions. [2021-11-07 17:50:11,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 17:50:11,644 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.33333333333333) internal successors, (223), 3 states have internal predecessors, (223), 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 223 [2021-11-07 17:50:11,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 17:50:11,922 INFO L225 Difference]: With dead ends: 91697 [2021-11-07 17:50:11,923 INFO L226 Difference]: Without dead ends: 63421 [2021-11-07 17:50:12,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.50ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:12,045 INFO L933 BasicCegarLoop]: 19456 mSDtfsCounter, 10056 mSDsluCounter, 10659 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2266.69ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10056 SdHoareTripleChecker+Valid, 30115 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.94ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2442.38ms IncrementalHoareTripleChecker+Time [2021-11-07 17:50:12,046 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10056 Valid, 30115 Invalid, 40 Unknown, 0 Unchecked, 24.94ms Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 1 Unknown, 0 Unchecked, 2442.38ms Time] [2021-11-07 17:50:12,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63421 states. [2021-11-07 17:50:14,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63421 to 63417. [2021-11-07 17:50:14,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63417 states, 55751 states have (on average 1.3399400907607038) internal successors, (74703), 56709 states have internal predecessors, (74703), 6167 states have call successors, (6167), 1494 states have call predecessors, (6167), 1494 states have return successors, (6167), 5465 states have call predecessors, (6167), 6167 states have call successors, (6167) [2021-11-07 17:50:14,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63417 states to 63417 states and 87037 transitions. [2021-11-07 17:50:14,423 INFO L78 Accepts]: Start accepts. Automaton has 63417 states and 87037 transitions. Word has length 223 [2021-11-07 17:50:14,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 17:50:14,424 INFO L470 AbstractCegarLoop]: Abstraction has 63417 states and 87037 transitions. [2021-11-07 17:50:14,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.33333333333333) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 63417 states and 87037 transitions. [2021-11-07 17:50:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-07 17:50:14,437 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 17:50:14,437 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 17:50:14,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 17:50:14,437 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 17:50:14,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 17:50:14,439 INFO L85 PathProgramCache]: Analyzing trace with hash 74672676, now seen corresponding path program 1 times [2021-11-07 17:50:14,439 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 17:50:14,439 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922786123] [2021-11-07 17:50:14,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 17:50:14,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 17:50:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 17:50:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 17:50:14,868 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 17:50:14,868 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922786123] [2021-11-07 17:50:14,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922786123] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 17:50:14,868 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 17:50:14,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 17:50:14,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101408292] [2021-11-07 17:50:14,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 17:50:14,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 17:50:14,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 17:50:14,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 17:50:14,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:14,869 INFO L87 Difference]: Start difference. First operand 63417 states and 87037 transitions. Second operand has 3 states, 3 states have (on average 74.33333333333333) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:16,971 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 17:50:19,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 17:50:19,255 INFO L93 Difference]: Finished difference Result 147653 states and 202882 transitions. [2021-11-07 17:50:19,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 17:50:19,255 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.33333333333333) internal successors, (223), 3 states have internal predecessors, (223), 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 223 [2021-11-07 17:50:19,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 17:50:19,655 INFO L225 Difference]: With dead ends: 147653 [2021-11-07 17:50:19,655 INFO L226 Difference]: Without dead ends: 91401 [2021-11-07 17:50:19,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.50ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:19,904 INFO L933 BasicCegarLoop]: 20728 mSDtfsCounter, 10058 mSDsluCounter, 10658 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2277.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10058 SdHoareTripleChecker+Valid, 31386 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.66ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2427.87ms IncrementalHoareTripleChecker+Time [2021-11-07 17:50:19,905 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10058 Valid, 31386 Invalid, 42 Unknown, 0 Unchecked, 24.66ms Time], IncrementalHoareTripleChecker [8 Valid, 33 Invalid, 1 Unknown, 0 Unchecked, 2427.87ms Time] [2021-11-07 17:50:19,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91401 states. [2021-11-07 17:50:21,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91401 to 91370. [2021-11-07 17:50:21,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91370 states, 80296 states have (on average 1.341038158812394) internal successors, (107680), 81678 states have internal predecessors, (107680), 8911 states have call successors, (8911), 2158 states have call predecessors, (8911), 2158 states have return successors, (8911), 7897 states have call predecessors, (8911), 8911 states have call successors, (8911) [2021-11-07 17:50:22,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91370 states to 91370 states and 125502 transitions. [2021-11-07 17:50:22,511 INFO L78 Accepts]: Start accepts. Automaton has 91370 states and 125502 transitions. Word has length 223 [2021-11-07 17:50:22,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 17:50:22,511 INFO L470 AbstractCegarLoop]: Abstraction has 91370 states and 125502 transitions. [2021-11-07 17:50:22,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.33333333333333) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:22,512 INFO L276 IsEmpty]: Start isEmpty. Operand 91370 states and 125502 transitions. [2021-11-07 17:50:22,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-07 17:50:22,524 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 17:50:22,525 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 17:50:22,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 17:50:22,525 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 17:50:22,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 17:50:22,526 INFO L85 PathProgramCache]: Analyzing trace with hash -464359623, now seen corresponding path program 1 times [2021-11-07 17:50:22,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 17:50:22,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993248048] [2021-11-07 17:50:22,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 17:50:22,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 17:50:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 17:50:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 17:50:23,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 17:50:23,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993248048] [2021-11-07 17:50:23,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993248048] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 17:50:23,429 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 17:50:23,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 17:50:23,429 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866022121] [2021-11-07 17:50:23,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 17:50:23,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 17:50:23,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 17:50:23,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 17:50:23,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 17:50:23,430 INFO L87 Difference]: Start difference. First operand 91370 states and 125502 transitions. Second operand has 4 states, 4 states have (on average 53.75) internal successors, (215), 4 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:25,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 17:50:25,090 INFO L93 Difference]: Finished difference Result 91370 states and 125502 transitions. [2021-11-07 17:50:25,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 17:50:25,091 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 53.75) internal successors, (215), 4 states have internal predecessors, (215), 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 226 [2021-11-07 17:50:25,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 17:50:25,425 INFO L225 Difference]: With dead ends: 91370 [2021-11-07 17:50:25,425 INFO L226 Difference]: Without dead ends: 84644 [2021-11-07 17:50:25,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 95.92ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 17:50:25,483 INFO L933 BasicCegarLoop]: 10680 mSDtfsCounter, 10473 mSDsluCounter, 10680 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 136.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10473 SdHoareTripleChecker+Valid, 21360 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 29.49ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 161.88ms IncrementalHoareTripleChecker+Time [2021-11-07 17:50:25,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10473 Valid, 21360 Invalid, 12 Unknown, 0 Unchecked, 29.49ms Time], IncrementalHoareTripleChecker [5 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 161.88ms Time] [2021-11-07 17:50:25,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84644 states. [2021-11-07 17:50:27,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84644 to 84644. [2021-11-07 17:50:27,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84644 states, 74418 states have (on average 1.3410733962213444) internal successors, (99800), 75691 states have internal predecessors, (99800), 8232 states have call successors, (8232), 1992 states have call predecessors, (8232), 1992 states have return successors, (8232), 7296 states have call predecessors, (8232), 8232 states have call successors, (8232) [2021-11-07 17:50:27,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84644 states to 84644 states and 116264 transitions. [2021-11-07 17:50:27,993 INFO L78 Accepts]: Start accepts. Automaton has 84644 states and 116264 transitions. Word has length 226 [2021-11-07 17:50:27,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 17:50:27,994 INFO L470 AbstractCegarLoop]: Abstraction has 84644 states and 116264 transitions. [2021-11-07 17:50:27,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 53.75) internal successors, (215), 4 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:27,994 INFO L276 IsEmpty]: Start isEmpty. Operand 84644 states and 116264 transitions. [2021-11-07 17:50:28,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-07 17:50:28,052 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 17:50:28,052 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 17:50:28,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-07 17:50:28,053 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 17:50:28,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 17:50:28,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1865360151, now seen corresponding path program 1 times [2021-11-07 17:50:28,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 17:50:28,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829110775] [2021-11-07 17:50:28,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 17:50:28,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 17:50:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 17:50:28,522 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 17:50:28,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 17:50:28,522 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829110775] [2021-11-07 17:50:28,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829110775] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 17:50:28,522 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 17:50:28,522 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 17:50:28,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040119528] [2021-11-07 17:50:28,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 17:50:28,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 17:50:28,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 17:50:28,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 17:50:28,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:28,524 INFO L87 Difference]: Start difference. First operand 84644 states and 116264 transitions. Second operand has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:30,624 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 17:50:33,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 17:50:33,878 INFO L93 Difference]: Finished difference Result 202651 states and 278490 transitions. [2021-11-07 17:50:33,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 17:50:33,879 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 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 255 [2021-11-07 17:50:33,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 17:50:34,368 INFO L225 Difference]: With dead ends: 202651 [2021-11-07 17:50:34,368 INFO L226 Difference]: Without dead ends: 125172 [2021-11-07 17:50:34,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.25ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:34,586 INFO L933 BasicCegarLoop]: 19978 mSDtfsCounter, 9359 mSDsluCounter, 10594 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2487.49ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9359 SdHoareTripleChecker+Valid, 30572 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 45.88ms SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2578.30ms IncrementalHoareTripleChecker+Time [2021-11-07 17:50:34,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9359 Valid, 30572 Invalid, 86 Unknown, 0 Unchecked, 45.88ms Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 2578.30ms Time] [2021-11-07 17:50:34,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125172 states. [2021-11-07 17:50:37,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125172 to 125162. [2021-11-07 17:50:38,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125162 states, 109860 states have (on average 1.3400873839432004) internal successors, (147222), 111769 states have internal predecessors, (147222), 12312 states have call successors, (12312), 2988 states have call predecessors, (12312), 2988 states have return successors, (12312), 10908 states have call predecessors, (12312), 12312 states have call successors, (12312) [2021-11-07 17:50:38,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125162 states to 125162 states and 171846 transitions. [2021-11-07 17:50:38,776 INFO L78 Accepts]: Start accepts. Automaton has 125162 states and 171846 transitions. Word has length 255 [2021-11-07 17:50:38,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 17:50:38,777 INFO L470 AbstractCegarLoop]: Abstraction has 125162 states and 171846 transitions. [2021-11-07 17:50:38,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:38,777 INFO L276 IsEmpty]: Start isEmpty. Operand 125162 states and 171846 transitions. [2021-11-07 17:50:38,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-07 17:50:38,882 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 17:50:38,882 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 17:50:38,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-07 17:50:38,883 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 17:50:38,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 17:50:38,884 INFO L85 PathProgramCache]: Analyzing trace with hash 304524330, now seen corresponding path program 1 times [2021-11-07 17:50:38,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 17:50:38,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072505337] [2021-11-07 17:50:38,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 17:50:38,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 17:50:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 17:50:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 17:50:39,340 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 17:50:39,340 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072505337] [2021-11-07 17:50:39,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072505337] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 17:50:39,340 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 17:50:39,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 17:50:39,340 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852387354] [2021-11-07 17:50:39,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 17:50:39,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 17:50:39,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 17:50:39,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 17:50:39,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 17:50:39,341 INFO L87 Difference]: Start difference. First operand 125162 states and 171846 transitions. Second operand has 3 states, 3 states have (on average 88.33333333333333) internal successors, (265), 3 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 17:50:41,447 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 17:50:45,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 17:50:45,134 INFO L93 Difference]: Finished difference Result 284577 states and 390918 transitions. [2021-11-07 17:50:45,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 17:50:45,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.33333333333333) internal successors, (265), 3 states have internal predecessors, (265), 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 275 [2021-11-07 17:50:45,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted.