./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-oki-semi-pch_gbe-pch_gbe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 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-oki-semi-pch_gbe-pch_gbe.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 bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 17:27:38,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 17:27:38,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 17:27:38,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 17:27:38,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 17:27:38,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 17:27:38,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 17:27:38,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 17:27:38,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 17:27:38,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 17:27:38,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 17:27:38,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 17:27:38,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 17:27:38,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 17:27:38,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 17:27:38,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 17:27:38,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 17:27:38,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 17:27:38,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 17:27:38,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 17:27:38,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 17:27:38,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 17:27:38,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 17:27:38,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 17:27:38,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 17:27:38,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 17:27:38,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 17:27:38,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 17:27:38,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 17:27:38,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 17:27:38,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 17:27:38,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 17:27:38,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 17:27:38,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 17:27:38,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 17:27:38,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 17:27:38,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 17:27:38,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 17:27:38,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 17:27:38,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 17:27:38,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 17:27:38,413 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 17:27:38,448 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 17:27:38,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 17:27:38,449 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 17:27:38,449 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 17:27:38,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 17:27:38,450 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 17:27:38,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 17:27:38,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 17:27:38,451 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 17:27:38,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 17:27:38,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 17:27:38,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 17:27:38,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 17:27:38,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 17:27:38,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 17:27:38,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 17:27:38,453 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 17:27:38,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 17:27:38,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 17:27:38,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 17:27:38,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 17:27:38,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:27:38,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 17:27:38,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 17:27:38,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 17:27:38,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 17:27:38,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 17:27:38,455 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 17:27:38,455 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 17:27:38,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 17:27:38,456 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 17:27:38,456 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 [2021-12-21 17:27:38,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 17:27:38,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 17:27:38,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 17:27:38,718 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 17:27:38,719 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 17:27:38,720 INFO L432 ainManager$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-oki-semi-pch_gbe-pch_gbe.cil.i [2021-12-21 17:27:38,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f003d2466/85f120f013f047399e4c5c8ec31ba3be/FLAG4ace97013 [2021-12-21 17:27:39,737 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 17:27:39,738 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-oki-semi-pch_gbe-pch_gbe.cil.i [2021-12-21 17:27:39,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f003d2466/85f120f013f047399e4c5c8ec31ba3be/FLAG4ace97013 [2021-12-21 17:27:40,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f003d2466/85f120f013f047399e4c5c8ec31ba3be [2021-12-21 17:27:40,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 17:27:40,262 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 17:27:40,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 17:27:40,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 17:27:40,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 17:27:40,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:27:40" (1/1) ... [2021-12-21 17:27:40,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cf84c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:40, skipping insertion in model container [2021-12-21 17:27:40,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:27:40" (1/1) ... [2021-12-21 17:27:40,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 17:27:40,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 17:27:45,606 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-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2021-12-21 17:27:45,609 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-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2021-12-21 17:27:45,610 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-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2021-12-21 17:27:45,611 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-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2021-12-21 17:27:45,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 17:27:45,737 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 17:27:46,247 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-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2021-12-21 17:27:46,247 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-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2021-12-21 17:27:46,248 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-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2021-12-21 17:27:46,248 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-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2021-12-21 17:27:46,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 17:27:46,558 INFO L208 MainTranslator]: Completed translation [2021-12-21 17:27:46,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46 WrapperNode [2021-12-21 17:27:46,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 17:27:46,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 17:27:46,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 17:27:46,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 17:27:46,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:46,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:47,103 INFO L137 Inliner]: procedures = 703, calls = 5887, calls flagged for inlining = 364, calls inlined = 322, statements flattened = 10884 [2021-12-21 17:27:47,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 17:27:47,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 17:27:47,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 17:27:47,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 17:27:47,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:47,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:47,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:47,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:47,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:47,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:47,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:47,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 17:27:47,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 17:27:47,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 17:27:47,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 17:27:47,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (1/1) ... [2021-12-21 17:27:47,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:27:47,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 17:27:47,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 17:27:47,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 17:27:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_93 [2021-12-21 17:27:47,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_93 [2021-12-21 17:27:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-21 17:27:47,612 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-21 17:27:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2021-12-21 17:27:47,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2021-12-21 17:27:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-21 17:27:47,613 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-21 17:27:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-21 17:27:47,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-21 17:27:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2021-12-21 17:27:47,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2021-12-21 17:27:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2021-12-21 17:27:47,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2021-12-21 17:27:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-21 17:27:47,614 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-21 17:27:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 17:27:47,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 17:27:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2021-12-21 17:27:47,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2021-12-21 17:27:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2021-12-21 17:27:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2021-12-21 17:27:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-21 17:27:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-21 17:27:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-21 17:27:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-21 17:27:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2021-12-21 17:27:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2021-12-21 17:27:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2021-12-21 17:27:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2021-12-21 17:27:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2021-12-21 17:27:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2021-12-21 17:27:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-21 17:27:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-21 17:27:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-21 17:27:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-21 17:27:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-21 17:27:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-21 17:27:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2021-12-21 17:27:47,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2021-12-21 17:27:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2021-12-21 17:27:47,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2021-12-21 17:27:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2021-12-21 17:27:47,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2021-12-21 17:27:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2021-12-21 17:27:47,619 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2021-12-21 17:27:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-21 17:27:47,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-21 17:27:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2021-12-21 17:27:47,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2021-12-21 17:27:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-21 17:27:47,621 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-21 17:27:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-21 17:27:47,621 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-21 17:27:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-12-21 17:27:47,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-12-21 17:27:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2021-12-21 17:27:47,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2021-12-21 17:27:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-21 17:27:47,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-21 17:27:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-21 17:27:47,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-21 17:27:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2021-12-21 17:27:47,623 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2021-12-21 17:27:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-21 17:27:47,624 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-21 17:27:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-21 17:27:47,624 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-21 17:27:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-21 17:27:47,625 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-21 17:27:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 17:27:47,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 17:27:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 17:27:47,625 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 17:27:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-21 17:27:47,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-21 17:27:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 17:27:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2021-12-21 17:27:47,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2021-12-21 17:27:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-21 17:27:47,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-21 17:27:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2021-12-21 17:27:47,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2021-12-21 17:27:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-21 17:27:47,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-21 17:27:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2021-12-21 17:27:47,628 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2021-12-21 17:27:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-21 17:27:47,628 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-21 17:27:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-21 17:27:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-21 17:27:47,629 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-21 17:27:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-21 17:27:47,629 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-21 17:27:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-21 17:27:47,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-21 17:27:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-21 17:27:47,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-21 17:27:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2021-12-21 17:27:47,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2021-12-21 17:27:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2021-12-21 17:27:47,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2021-12-21 17:27:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 17:27:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2021-12-21 17:27:47,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2021-12-21 17:27:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-21 17:27:47,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-21 17:27:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 17:27:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-21 17:27:47,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-21 17:27:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-21 17:27:47,632 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-21 17:27:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-21 17:27:47,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-21 17:27:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2021-12-21 17:27:47,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2021-12-21 17:27:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-21 17:27:47,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-21 17:27:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-21 17:27:47,636 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-21 17:27:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-21 17:27:47,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-21 17:27:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-21 17:27:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-21 17:27:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-21 17:27:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-21 17:27:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2021-12-21 17:27:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2021-12-21 17:27:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2021-12-21 17:27:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2021-12-21 17:27:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-21 17:27:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-21 17:27:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-21 17:27:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-21 17:27:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 17:27:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 17:27:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2021-12-21 17:27:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2021-12-21 17:27:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-21 17:27:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-21 17:27:47,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 17:27:47,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-21 17:27:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-21 17:27:47,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-21 17:27:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-21 17:27:47,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-21 17:27:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-21 17:27:47,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-12-21 17:27:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-12-21 17:27:47,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-21 17:27:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-21 17:27:47,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-21 17:27:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-21 17:27:47,646 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-21 17:27:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-21 17:27:47,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 17:27:47,647 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-21 17:27:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-21 17:27:47,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-21 17:27:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-21 17:27:47,647 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 17:27:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 17:27:47,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 17:27:47,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 17:27:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 17:27:47,648 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-21 17:27:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-21 17:27:47,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-21 17:27:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-21 17:27:47,648 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-21 17:27:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-21 17:27:47,648 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-12-21 17:27:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-12-21 17:27:47,649 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-21 17:27:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-21 17:27:47,649 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2021-12-21 17:27:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2021-12-21 17:27:47,649 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-21 17:27:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-21 17:27:47,649 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2021-12-21 17:27:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2021-12-21 17:27:47,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-21 17:27:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-21 17:27:47,650 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2021-12-21 17:27:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2021-12-21 17:27:47,651 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-21 17:27:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-21 17:27:47,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 17:27:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 17:27:47,651 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2021-12-21 17:27:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2021-12-21 17:27:47,651 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2021-12-21 17:27:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2021-12-21 17:27:47,652 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-21 17:27:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-21 17:27:47,652 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2021-12-21 17:27:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2021-12-21 17:27:47,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-21 17:27:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-21 17:27:47,652 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2021-12-21 17:27:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2021-12-21 17:27:47,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-21 17:27:47,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-21 17:27:47,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 17:27:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 17:27:47,653 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2021-12-21 17:27:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2021-12-21 17:27:47,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-21 17:27:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-21 17:27:47,654 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2021-12-21 17:27:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2021-12-21 17:27:47,654 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-21 17:27:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-21 17:27:47,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-12-21 17:27:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-12-21 17:27:47,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-21 17:27:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-21 17:27:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2021-12-21 17:27:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2021-12-21 17:27:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2021-12-21 17:27:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2021-12-21 17:27:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2021-12-21 17:27:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2021-12-21 17:27:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-21 17:27:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-21 17:27:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2021-12-21 17:27:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2021-12-21 17:27:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2021-12-21 17:27:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2021-12-21 17:27:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 17:27:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 17:27:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-21 17:27:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-21 17:27:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-21 17:27:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-21 17:27:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2021-12-21 17:27:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2021-12-21 17:27:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2021-12-21 17:27:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2021-12-21 17:27:47,658 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2021-12-21 17:27:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2021-12-21 17:27:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-21 17:27:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-21 17:27:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-12-21 17:27:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-12-21 17:27:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2021-12-21 17:27:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2021-12-21 17:27:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2021-12-21 17:27:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2021-12-21 17:27:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 17:27:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2021-12-21 17:27:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2021-12-21 17:27:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-21 17:27:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-21 17:27:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-21 17:27:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-21 17:27:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 17:27:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2021-12-21 17:27:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2021-12-21 17:27:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2021-12-21 17:27:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2021-12-21 17:27:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2021-12-21 17:27:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2021-12-21 17:27:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 17:27:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-21 17:27:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-21 17:27:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-21 17:27:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-21 17:27:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-21 17:27:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-21 17:27:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2021-12-21 17:27:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2021-12-21 17:27:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-21 17:27:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-21 17:27:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-21 17:27:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-21 17:27:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2021-12-21 17:27:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2021-12-21 17:27:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-21 17:27:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-21 17:27:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2021-12-21 17:27:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2021-12-21 17:27:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2021-12-21 17:27:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2021-12-21 17:27:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2021-12-21 17:27:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2021-12-21 17:27:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-21 17:27:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-21 17:27:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-21 17:27:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-21 17:27:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2021-12-21 17:27:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2021-12-21 17:27:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2021-12-21 17:27:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2021-12-21 17:27:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-21 17:27:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-21 17:27:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2021-12-21 17:27:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2021-12-21 17:27:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-21 17:27:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-21 17:27:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-21 17:27:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-21 17:27:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2021-12-21 17:27:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2021-12-21 17:27:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-21 17:27:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-21 17:27:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 17:27:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 17:27:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2021-12-21 17:27:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2021-12-21 17:27:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2021-12-21 17:27:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2021-12-21 17:27:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2021-12-21 17:27:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2021-12-21 17:27:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 17:27:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2021-12-21 17:27:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2021-12-21 17:27:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2021-12-21 17:27:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2021-12-21 17:27:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 17:27:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 17:27:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2021-12-21 17:27:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2021-12-21 17:27:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2021-12-21 17:27:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2021-12-21 17:27:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-21 17:27:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-21 17:27:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-21 17:27:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-21 17:27:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2021-12-21 17:27:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2021-12-21 17:27:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2021-12-21 17:27:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2021-12-21 17:27:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2021-12-21 17:27:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2021-12-21 17:27:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-21 17:27:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-21 17:27:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-21 17:27:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-21 17:27:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2021-12-21 17:27:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2021-12-21 17:27:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_95 [2021-12-21 17:27:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_95 [2021-12-21 17:27:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-21 17:27:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-21 17:27:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2021-12-21 17:27:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2021-12-21 17:27:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2021-12-21 17:27:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2021-12-21 17:27:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2021-12-21 17:27:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2021-12-21 17:27:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2021-12-21 17:27:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2021-12-21 17:27:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2021-12-21 17:27:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2021-12-21 17:27:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 17:27:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2021-12-21 17:27:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2021-12-21 17:27:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-21 17:27:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-21 17:27:48,863 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 17:27:48,870 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 17:27:49,181 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 17:28:02,282 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-21 17:28:02,556 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 17:28:02,573 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 17:28:02,574 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-21 17:28:02,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 05:28:02 BoogieIcfgContainer [2021-12-21 17:28:02,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 17:28:02,582 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 17:28:02,582 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 17:28:02,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 17:28:02,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 05:27:40" (1/3) ... [2021-12-21 17:28:02,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec94228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 05:28:02, skipping insertion in model container [2021-12-21 17:28:02,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:27:46" (2/3) ... [2021-12-21 17:28:02,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec94228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 05:28:02, skipping insertion in model container [2021-12-21 17:28:02,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 05:28:02" (3/3) ... [2021-12-21 17:28:02,587 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2021-12-21 17:28:02,591 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 17:28:02,591 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-12-21 17:28:02,641 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 17:28:02,646 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 17:28:02,647 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-12-21 17:28:02,711 INFO L276 IsEmpty]: Start isEmpty. Operand has 3393 states, 2349 states have (on average 1.26990208599404) internal successors, (2983), 2393 states have internal predecessors, (2983), 870 states have call successors, (870), 172 states have call predecessors, (870), 171 states have return successors, (860), 844 states have call predecessors, (860), 860 states have call successors, (860) [2021-12-21 17:28:02,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-12-21 17:28:02,742 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:28:02,743 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:28:02,743 INFO L402 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-21 17:28:02,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:28:02,749 INFO L85 PathProgramCache]: Analyzing trace with hash -676951814, now seen corresponding path program 1 times [2021-12-21 17:28:02,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:28:02,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068102453] [2021-12-21 17:28:02,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:28:02,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:28:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:28:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:28:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:28:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:28:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:28:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:28:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 17:28:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 17:28:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 17:28:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 17:28:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 17:28:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 17:28:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 17:28:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 17:28:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 17:28:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-21 17:28:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-21 17:28:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-21 17:28:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:03,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-21 17:28:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:04,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:04,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 17:28:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:04,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:04,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:04,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-21 17:28:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:04,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:04,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-21 17:28:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:04,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-21 17:28:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:04,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2021-12-21 17:28:04,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:28:04,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068102453] [2021-12-21 17:28:04,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068102453] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:28:04,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:28:04,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 17:28:04,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616232535] [2021-12-21 17:28:04,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:28:04,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 17:28:04,093 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:28:04,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 17:28:04,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 17:28:04,133 INFO L87 Difference]: Start difference. First operand has 3393 states, 2349 states have (on average 1.26990208599404) internal successors, (2983), 2393 states have internal predecessors, (2983), 870 states have call successors, (870), 172 states have call predecessors, (870), 171 states have return successors, (860), 844 states have call predecessors, (860), 860 states have call successors, (860) Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-21 17:28:11,728 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:28:15,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:28:15,804 INFO L93 Difference]: Finished difference Result 10087 states and 14560 transitions. [2021-12-21 17:28:15,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 17:28:15,810 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 261 [2021-12-21 17:28:15,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:28:15,896 INFO L225 Difference]: With dead ends: 10087 [2021-12-21 17:28:15,896 INFO L226 Difference]: Without dead ends: 6723 [2021-12-21 17:28:15,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:28:15,934 INFO L933 BasicCegarLoop]: 5237 mSDtfsCounter, 5269 mSDsluCounter, 6239 mSDsCounter, 0 mSdLazyCounter, 2498 mSolverCounterSat, 2081 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5934 SdHoareTripleChecker+Valid, 11476 SdHoareTripleChecker+Invalid, 4580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2081 IncrementalHoareTripleChecker+Valid, 2498 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2021-12-21 17:28:15,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5934 Valid, 11476 Invalid, 4580 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2081 Valid, 2498 Invalid, 1 Unknown, 0 Unchecked, 10.9s Time] [2021-12-21 17:28:15,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6723 states. [2021-12-21 17:28:16,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6723 to 6587. [2021-12-21 17:28:16,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6587 states, 4587 states have (on average 1.264442991061696) internal successors, (5800), 4671 states have internal predecessors, (5800), 1658 states have call successors, (1658), 339 states have call predecessors, (1658), 338 states have return successors, (1654), 1622 states have call predecessors, (1654), 1654 states have call successors, (1654) [2021-12-21 17:28:16,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6587 states to 6587 states and 9112 transitions. [2021-12-21 17:28:16,512 INFO L78 Accepts]: Start accepts. Automaton has 6587 states and 9112 transitions. Word has length 261 [2021-12-21 17:28:16,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:28:16,518 INFO L470 AbstractCegarLoop]: Abstraction has 6587 states and 9112 transitions. [2021-12-21 17:28:16,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-21 17:28:16,519 INFO L276 IsEmpty]: Start isEmpty. Operand 6587 states and 9112 transitions. [2021-12-21 17:28:16,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-12-21 17:28:16,528 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:28:16,529 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:28:16,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 17:28:16,530 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-21 17:28:16,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:28:16,530 INFO L85 PathProgramCache]: Analyzing trace with hash -835981002, now seen corresponding path program 1 times [2021-12-21 17:28:16,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:28:16,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590965245] [2021-12-21 17:28:16,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:28:16,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:28:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:16,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:28:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:28:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:28:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:28:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:28:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:28:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 17:28:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 17:28:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-21 17:28:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 17:28:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-21 17:28:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-21 17:28:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 17:28:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 17:28:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 17:28:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-21 17:28:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-21 17:28:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-21 17:28:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-21 17:28:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 17:28:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-21 17:28:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:28:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-21 17:28:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:28:17,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2021-12-21 17:28:17,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:28:17,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590965245] [2021-12-21 17:28:17,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590965245] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:28:17,431 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:28:17,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 17:28:17,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916983287] [2021-12-21 17:28:17,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:28:17,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 17:28:17,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:28:17,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 17:28:17,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 17:28:17,434 INFO L87 Difference]: Start difference. First operand 6587 states and 9112 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-21 17:28:20,869 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:28:24,433 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:28:28,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:28:28,319 INFO L93 Difference]: Finished difference Result 16506 states and 23047 transitions. [2021-12-21 17:28:28,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 17:28:28,320 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 267 [2021-12-21 17:28:28,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:28:28,397 INFO L225 Difference]: With dead ends: 16506 [2021-12-21 17:28:28,397 INFO L226 Difference]: Without dead ends: 9966 [2021-12-21 17:28:28,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:28:28,439 INFO L933 BasicCegarLoop]: 5281 mSDtfsCounter, 5169 mSDsluCounter, 6274 mSDsCounter, 0 mSdLazyCounter, 2527 mSolverCounterSat, 2114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5841 SdHoareTripleChecker+Valid, 11555 SdHoareTripleChecker+Invalid, 4641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2114 IncrementalHoareTripleChecker+Valid, 2527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2021-12-21 17:28:28,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5841 Valid, 11555 Invalid, 4641 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2114 Valid, 2527 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2021-12-21 17:28:28,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9966 states.