./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.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 3fe54d83d46de95e8e0767545626d085bd64ef94fa067827f6d89c4bc8eb39d0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 03:44:36,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 03:44:36,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 03:44:36,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 03:44:36,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 03:44:36,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 03:44:36,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 03:44:36,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 03:44:36,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 03:44:36,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 03:44:36,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 03:44:36,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 03:44:36,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 03:44:36,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 03:44:36,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 03:44:36,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 03:44:36,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 03:44:36,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 03:44:36,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 03:44:36,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 03:44:36,554 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 03:44:36,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 03:44:36,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 03:44:36,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 03:44:36,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 03:44:36,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 03:44:36,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 03:44:36,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 03:44:36,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 03:44:36,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 03:44:36,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 03:44:36,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 03:44:36,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 03:44:36,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 03:44:36,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 03:44:36,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 03:44:36,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 03:44:36,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 03:44:36,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 03:44:36,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 03:44:36,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 03:44:36,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 03:44:36,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 03:44:36,594 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 03:44:36,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 03:44:36,594 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 03:44:36,595 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 03:44:36,595 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 03:44:36,595 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 03:44:36,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 03:44:36,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 03:44:36,596 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 03:44:36,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 03:44:36,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 03:44:36,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 03:44:36,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 03:44:36,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 03:44:36,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 03:44:36,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 03:44:36,598 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 03:44:36,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 03:44:36,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 03:44:36,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 03:44:36,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 03:44:36,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 03:44:36,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 03:44:36,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 03:44:36,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 03:44:36,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 03:44:36,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 03:44:36,600 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 03:44:36,600 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 03:44:36,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 03:44:36,601 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fe54d83d46de95e8e0767545626d085bd64ef94fa067827f6d89c4bc8eb39d0 [2022-07-23 03:44:36,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 03:44:36,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 03:44:36,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 03:44:36,793 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 03:44:36,793 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 03:44:36,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2022-07-23 03:44:36,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40003c5c1/095429e793c4426bac81ebc12e5b7dad/FLAG75cea4162 [2022-07-23 03:44:37,564 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 03:44:37,565 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2022-07-23 03:44:37,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40003c5c1/095429e793c4426bac81ebc12e5b7dad/FLAG75cea4162 [2022-07-23 03:44:37,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40003c5c1/095429e793c4426bac81ebc12e5b7dad [2022-07-23 03:44:37,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 03:44:37,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 03:44:37,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 03:44:37,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 03:44:37,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 03:44:37,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:44:37" (1/1) ... [2022-07-23 03:44:37,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a686f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:37, skipping insertion in model container [2022-07-23 03:44:37,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:44:37" (1/1) ... [2022-07-23 03:44:37,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 03:44:37,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 03:44:40,692 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358326,358339] [2022-07-23 03:44:40,694 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358495,358508] [2022-07-23 03:44:40,695 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358662,358675] [2022-07-23 03:44:40,696 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358830,358843] [2022-07-23 03:44:40,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 03:44:40,777 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 03:44:41,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358326,358339] [2022-07-23 03:44:41,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358495,358508] [2022-07-23 03:44:41,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358662,358675] [2022-07-23 03:44:41,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358830,358843] [2022-07-23 03:44:41,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 03:44:41,285 INFO L208 MainTranslator]: Completed translation [2022-07-23 03:44:41,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41 WrapperNode [2022-07-23 03:44:41,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 03:44:41,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 03:44:41,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 03:44:41,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 03:44:41,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,554 INFO L137 Inliner]: procedures = 502, calls = 2414, calls flagged for inlining = 253, calls inlined = 226, statements flattened = 5584 [2022-07-23 03:44:41,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 03:44:41,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 03:44:41,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 03:44:41,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 03:44:41,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 03:44:41,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 03:44:41,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 03:44:41,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 03:44:41,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (1/1) ... [2022-07-23 03:44:41,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 03:44:41,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 03:44:41,833 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) [2022-07-23 03:44:41,841 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 [2022-07-23 03:44:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-07-23 03:44:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-07-23 03:44:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 03:44:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 03:44:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-07-23 03:44:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-07-23 03:44:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_buf_addr [2022-07-23 03:44:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_buf_addr [2022-07-23 03:44:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-23 03:44:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-23 03:44:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 03:44:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 03:44:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_interrupt [2022-07-23 03:44:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_interrupt [2022-07-23 03:44:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-23 03:44:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-23 03:44:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_rx_refill [2022-07-23 03:44:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_rx_refill [2022-07-23 03:44:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 03:44:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 03:44:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-23 03:44:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-23 03:44:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-23 03:44:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-23 03:44:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-23 03:44:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-23 03:44:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_poll_controller [2022-07-23 03:44:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_poll_controller [2022-07-23 03:44:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-23 03:44:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-23 03:44:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_set_mac_addr [2022-07-23 03:44:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_set_mac_addr [2022-07-23 03:44:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-07-23 03:44:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-07-23 03:44:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_tx_timeout [2022-07-23 03:44:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_tx_timeout [2022-07-23 03:44:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 03:44:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 03:44:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-23 03:44:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-23 03:44:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 03:44:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 03:44:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-07-23 03:44:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-07-23 03:44:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 03:44:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-23 03:44:41,870 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-23 03:44:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-23 03:44:41,871 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-23 03:44:41,871 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-23 03:44:41,871 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-23 03:44:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_buf_addr_and_size [2022-07-23 03:44:41,872 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_buf_addr_and_size [2022-07-23 03:44:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-23 03:44:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-23 03:44:41,872 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-23 03:44:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_probe [2022-07-23 03:44:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_probe [2022-07-23 03:44:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-23 03:44:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 03:44:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 03:44:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 03:44:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_buf_len [2022-07-23 03:44:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_buf_len [2022-07-23 03:44:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-23 03:44:41,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-23 03:44:41,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 03:44:41,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 03:44:41,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-23 03:44:41,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-23 03:44:41,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-23 03:44:41,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-23 03:44:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_suspend [2022-07-23 03:44:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_suspend [2022-07-23 03:44:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-07-23 03:44:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-07-23 03:44:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_open [2022-07-23 03:44:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_open [2022-07-23 03:44:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_buf_len [2022-07-23 03:44:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_buf_len [2022-07-23 03:44:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-07-23 03:44:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-07-23 03:44:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-23 03:44:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-23 03:44:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 03:44:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-23 03:44:41,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-23 03:44:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-23 03:44:41,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-23 03:44:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-23 03:44:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-23 03:44:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 03:44:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_pmt [2022-07-23 03:44:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_pmt [2022-07-23 03:44:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-23 03:44:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-23 03:44:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 03:44:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 03:44:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 03:44:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_free_tx_skbufs [2022-07-23 03:44:41,879 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_free_tx_skbufs [2022-07-23 03:44:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-23 03:44:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 03:44:41,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 03:44:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-23 03:44:41,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-23 03:44:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-07-23 03:44:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-07-23 03:44:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-23 03:44:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-23 03:44:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-07-23 03:44:41,881 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-07-23 03:44:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 03:44:41,883 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 03:44:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-23 03:44:41,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-23 03:44:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-07-23 03:44:41,884 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-07-23 03:44:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-23 03:44:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-23 03:44:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-23 03:44:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-23 03:44:41,890 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-23 03:44:41,890 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-23 03:44:41,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 03:44:41,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 03:44:41,890 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_mac_disable [2022-07-23 03:44:41,891 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_mac_disable [2022-07-23 03:44:41,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 03:44:41,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 03:44:41,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 03:44:41,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 03:44:41,891 INFO L130 BoogieDeclarations]: Found specification of procedure desc_init_tx_desc [2022-07-23 03:44:41,891 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_init_tx_desc [2022-07-23 03:44:41,891 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-23 03:44:41,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-23 03:44:41,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 03:44:41,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 03:44:41,892 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-23 03:44:41,892 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-23 03:44:41,892 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-23 03:44:41,892 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-23 03:44:41,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-23 03:44:41,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-23 03:44:41,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-23 03:44:41,892 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-23 03:44:41,892 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-23 03:44:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 03:44:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 03:44:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-07-23 03:44:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-07-23 03:44:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-23 03:44:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-23 03:44:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-23 03:44:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-23 03:44:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_mac_enable [2022-07-23 03:44:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_mac_enable [2022-07-23 03:44:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-23 03:44:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-23 03:44:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-07-23 03:44:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-07-23 03:44:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 03:44:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_stop [2022-07-23 03:44:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_stop [2022-07-23 03:44:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_tx_owner [2022-07-23 03:44:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_tx_owner [2022-07-23 03:44:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-23 03:44:41,895 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-23 03:44:41,895 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2022-07-23 03:44:41,895 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2022-07-23 03:44:41,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 03:44:41,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 03:44:41,895 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 03:44:41,895 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 03:44:41,895 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-23 03:44:41,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-23 03:44:41,895 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-23 03:44:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-23 03:44:41,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-23 03:44:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-23 03:44:41,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 03:44:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 03:44:41,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-23 03:44:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-23 03:44:41,896 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_set_flow_ctrl [2022-07-23 03:44:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_set_flow_ctrl [2022-07-23 03:44:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-23 03:44:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-23 03:44:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_resume [2022-07-23 03:44:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_resume [2022-07-23 03:44:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-07-23 03:44:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-07-23 03:44:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-23 03:44:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-23 03:44:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-23 03:44:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-23 03:44:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-07-23 03:44:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-07-23 03:44:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_tx_fs [2022-07-23 03:44:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_tx_fs [2022-07-23 03:44:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 03:44:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 03:44:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_set_rx_mode [2022-07-23 03:44:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_set_rx_mode [2022-07-23 03:44:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-23 03:44:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-23 03:44:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 03:44:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 03:44:41,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 03:44:41,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 03:44:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 03:44:41,899 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-23 03:44:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-23 03:44:41,899 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-23 03:44:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-23 03:44:41,899 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-23 03:44:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-23 03:44:41,900 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-23 03:44:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-23 03:44:41,900 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2022-07-23 03:44:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2022-07-23 03:44:41,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 03:44:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 03:44:41,900 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-23 03:44:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-23 03:44:41,900 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-23 03:44:41,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-23 03:44:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2022-07-23 03:44:41,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2022-07-23 03:44:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-07-23 03:44:41,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-07-23 03:44:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-23 03:44:41,901 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-23 03:44:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-23 03:44:41,902 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-23 03:44:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-23 03:44:41,902 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-23 03:44:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_remove [2022-07-23 03:44:41,902 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_remove [2022-07-23 03:44:41,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 03:44:41,905 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_buf_addr [2022-07-23 03:44:41,905 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_buf_addr [2022-07-23 03:44:41,905 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-07-23 03:44:41,906 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-07-23 03:44:41,906 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-07-23 03:44:41,906 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-07-23 03:44:41,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-23 03:44:41,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-23 03:44:41,906 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_tx_ls [2022-07-23 03:44:41,907 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_tx_ls [2022-07-23 03:44:42,618 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 03:44:42,621 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 03:44:43,072 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 03:49:04,483 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-23 03:49:04,553 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 03:49:04,579 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 03:49:04,581 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2022-07-23 03:49:04,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:49:04 BoogieIcfgContainer [2022-07-23 03:49:04,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 03:49:04,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 03:49:04,588 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 03:49:04,590 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 03:49:04,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 03:44:37" (1/3) ... [2022-07-23 03:49:04,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75d552c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:49:04, skipping insertion in model container [2022-07-23 03:49:04,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:44:41" (2/3) ... [2022-07-23 03:49:04,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75d552c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:49:04, skipping insertion in model container [2022-07-23 03:49:04,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:49:04" (3/3) ... [2022-07-23 03:49:04,593 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2022-07-23 03:49:04,605 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 03:49:04,605 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-23 03:49:04,700 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 03:49:04,706 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6755c351, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6443421b [2022-07-23 03:49:04,706 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-23 03:49:04,716 INFO L276 IsEmpty]: Start isEmpty. Operand has 2210 states, 1564 states have (on average 1.3203324808184143) internal successors, (2065), 1585 states have internal predecessors, (2065), 528 states have call successors, (528), 116 states have call predecessors, (528), 115 states have return successors, (521), 516 states have call predecessors, (521), 521 states have call successors, (521) [2022-07-23 03:49:04,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-07-23 03:49:04,742 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:49:04,743 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 03:49:04,744 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 03:49:04,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:49:04,747 INFO L85 PathProgramCache]: Analyzing trace with hash -842714519, now seen corresponding path program 1 times [2022-07-23 03:49:04,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:49:04,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959845267] [2022-07-23 03:49:04,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:49:04,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:49:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:49:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:49:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:49:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:49:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:49:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:49:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:49:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:49:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:49:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:49:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:49:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:49:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:49:06,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:49:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-23 03:49:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:49:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:49:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2022-07-23 03:49:06,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:49:06,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959845267] [2022-07-23 03:49:06,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959845267] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:49:06,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:49:06,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 03:49:06,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741463384] [2022-07-23 03:49:06,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:49:06,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 03:49:06,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:49:06,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 03:49:06,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 03:49:06,237 INFO L87 Difference]: Start difference. First operand has 2210 states, 1564 states have (on average 1.3203324808184143) internal successors, (2065), 1585 states have internal predecessors, (2065), 528 states have call successors, (528), 116 states have call predecessors, (528), 115 states have return successors, (521), 516 states have call predecessors, (521), 521 states have call successors, (521) Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-07-23 03:49:08,344 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:49:10,660 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []