./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.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 --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 db09076fa9a5c529090d66c116e7ec6dbccd2fd7809e50a63c87ed8084989776 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 13:42:59,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 13:42:59,128 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 13:42:59,132 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 13:42:59,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 13:42:59,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 13:42:59,162 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 13:42:59,163 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 13:42:59,163 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 13:42:59,166 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 13:42:59,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 13:42:59,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 13:42:59,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 13:42:59,167 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 13:42:59,167 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 13:42:59,167 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 13:42:59,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 13:42:59,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 13:42:59,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 13:42:59,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 13:42:59,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 13:42:59,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 13:42:59,169 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 13:42:59,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 13:42:59,169 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 13:42:59,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 13:42:59,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 13:42:59,171 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 13:42:59,171 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 13:42:59,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:42:59,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 13:42:59,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 13:42:59,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 13:42:59,171 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 13:42:59,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 13:42:59,171 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 13:42:59,172 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 13:42:59,172 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 13:42:59,172 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 13:42:59,172 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db09076fa9a5c529090d66c116e7ec6dbccd2fd7809e50a63c87ed8084989776 [2024-10-24 13:42:59,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 13:42:59,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 13:42:59,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 13:42:59,400 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 13:42:59,400 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 13:42:59,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i [2024-10-24 13:43:00,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 13:43:00,890 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 13:43:00,891 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i [2024-10-24 13:43:00,916 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/607ea2d1c/f9bf2d621ab04e0c8c1a667f7bc2bdb4/FLAGe9c5f7b59 [2024-10-24 13:43:01,196 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/607ea2d1c/f9bf2d621ab04e0c8c1a667f7bc2bdb4 [2024-10-24 13:43:01,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 13:43:01,199 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 13:43:01,200 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 13:43:01,200 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 13:43:01,206 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 13:43:01,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:43:01" (1/1) ... [2024-10-24 13:43:01,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41581772 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:01, skipping insertion in model container [2024-10-24 13:43:01,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:43:01" (1/1) ... [2024-10-24 13:43:01,260 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 13:43:01,525 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1268] [2024-10-24 13:43:01,525 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1269-1270] [2024-10-24 13:43:01,583 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i[40937,40950] [2024-10-24 13:43:01,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:43:01,860 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 13:43:01,943 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1268] [2024-10-24 13:43:01,944 WARN L1337 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1269-1270] [2024-10-24 13:43:01,951 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i[40937,40950] [2024-10-24 13:43:01,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:43:02,074 INFO L204 MainTranslator]: Completed translation [2024-10-24 13:43:02,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02 WrapperNode [2024-10-24 13:43:02,075 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 13:43:02,076 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 13:43:02,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 13:43:02,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 13:43:02,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,184 INFO L138 Inliner]: procedures = 93, calls = 964, calls flagged for inlining = 34, calls inlined = 31, statements flattened = 1573 [2024-10-24 13:43:02,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 13:43:02,185 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 13:43:02,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 13:43:02,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 13:43:02,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,212 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,286 INFO L175 MemorySlicer]: Split 824 memory accesses to 8 slices as follows [2, 4, 10, 4, 267, 527, 2, 8]. 64 percent of accesses are in the largest equivalence class. The 324 initializations are split as follows [2, 0, 10, 0, 265, 43, 0, 4]. The 475 writes are split as follows [0, 0, 0, 2, 1, 472, 0, 0]. [2024-10-24 13:43:02,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,337 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 13:43:02,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 13:43:02,369 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 13:43:02,369 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 13:43:02,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (1/1) ... [2024-10-24 13:43:02,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:43:02,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:43:02,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 13:43:02,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 13:43:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 13:43:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-24 13:43:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-24 13:43:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-24 13:43:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-24 13:43:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-24 13:43:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-24 13:43:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-24 13:43:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-24 13:43:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 13:43:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 13:43:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 13:43:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 13:43:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 13:43:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 13:43:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 13:43:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 13:43:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 13:43:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-10-24 13:43:02,445 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-10-24 13:43:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_device_unregister_n [2024-10-24 13:43:02,445 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_device_unregister_n [2024-10-24 13:43:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-24 13:43:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-24 13:43:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-24 13:43:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-24 13:43:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-24 13:43:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-24 13:43:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-24 13:43:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-24 13:43:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-24 13:43:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-24 13:43:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-24 13:43:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-24 13:43:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-24 13:43:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-24 13:43:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 13:43:02,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 13:43:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure ff_validate [2024-10-24 13:43:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_validate [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-24 13:43:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-24 13:43:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-24 13:43:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-24 13:43:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-24 13:43:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-24 13:43:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-24 13:43:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-24 13:43:02,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-24 13:43:02,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-24 13:43:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure ff_irq_request [2024-10-24 13:43:02,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_irq_request [2024-10-24 13:43:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 13:43:02,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 13:43:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2024-10-24 13:43:02,450 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2024-10-24 13:43:02,451 INFO L130 BoogieDeclarations]: Found specification of procedure ff_reprogram [2024-10-24 13:43:02,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_reprogram [2024-10-24 13:43:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure ff_writel [2024-10-24 13:43:02,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_writel [2024-10-24 13:43:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 13:43:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 13:43:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 13:43:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 13:43:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 13:43:02,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 13:43:02,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 13:43:02,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 13:43:02,454 INFO L130 BoogieDeclarations]: Found specification of procedure ff_readl [2024-10-24 13:43:02,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_readl [2024-10-24 13:43:02,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-24 13:43:02,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-24 13:43:02,454 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_device_register_n [2024-10-24 13:43:02,454 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_device_register_n [2024-10-24 13:43:02,454 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2024-10-24 13:43:02,454 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2024-10-24 13:43:02,455 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-10-24 13:43:02,455 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-10-24 13:43:02,455 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-10-24 13:43:02,455 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-10-24 13:43:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 13:43:02,456 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 13:43:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 13:43:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 13:43:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 13:43:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 13:43:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 13:43:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 13:43:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 13:43:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 13:43:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure ff_dev_create [2024-10-24 13:43:02,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_dev_create [2024-10-24 13:43:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 13:43:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-24 13:43:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-24 13:43:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-24 13:43:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-24 13:43:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-24 13:43:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-24 13:43:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-24 13:43:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-24 13:43:02,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-24 13:43:02,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-24 13:43:02,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 13:43:02,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 13:43:02,459 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-24 13:43:02,459 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-24 13:43:02,459 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2024-10-24 13:43:02,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2024-10-24 13:43:02,710 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 13:43:02,712 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 13:43:02,743 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 13:43:13,005 INFO L? ?]: Removed 483 outVars from TransFormulas that were not future-live. [2024-10-24 13:43:13,005 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 13:43:13,433 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 13:43:13,434 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 13:43:13,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:43:13 BoogieIcfgContainer [2024-10-24 13:43:13,434 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 13:43:13,435 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 13:43:13,435 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 13:43:13,438 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 13:43:13,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 01:43:01" (1/3) ... [2024-10-24 13:43:13,438 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d69b4ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:43:13, skipping insertion in model container [2024-10-24 13:43:13,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:43:02" (2/3) ... [2024-10-24 13:43:13,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d69b4ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:43:13, skipping insertion in model container [2024-10-24 13:43:13,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:43:13" (3/3) ... [2024-10-24 13:43:13,440 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i [2024-10-24 13:43:13,451 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 13:43:13,452 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 13:43:13,508 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 13:43:13,514 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@695fcf09, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 13:43:13,514 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 13:43:13,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 259 states, 180 states have (on average 1.461111111111111) internal successors, (263), 188 states have internal predecessors, (263), 57 states have call successors, (57), 21 states have call predecessors, (57), 20 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2024-10-24 13:43:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-10-24 13:43:13,529 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:43:13,529 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:43:13,530 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:43:13,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:43:13,533 INFO L85 PathProgramCache]: Analyzing trace with hash 923325379, now seen corresponding path program 1 times [2024-10-24 13:43:13,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:43:13,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734047118] [2024-10-24 13:43:13,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:43:13,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms