./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 a046e57d 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-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:03:42,973 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:03:43,047 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:03:43,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:03:43,055 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:03:43,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:03:43,089 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:03:43,089 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:03:43,090 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:03:43,090 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:03:43,091 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:03:43,091 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:03:43,092 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:03:43,093 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:03:43,093 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:03:43,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:03:43,094 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:03:43,094 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:03:43,095 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:03:43,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:03:43,096 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:03:43,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:03:43,097 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:03:43,097 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:03:43,097 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:03:43,098 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:03:43,098 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:03:43,098 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:03:43,099 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:03:43,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:03:43,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:03:43,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:03:43,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:03:43,100 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:03:43,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:03:43,101 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:03:43,101 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:03:43,101 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:03:43,101 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:03:43,102 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db09076fa9a5c529090d66c116e7ec6dbccd2fd7809e50a63c87ed8084989776 [2024-10-13 08:03:43,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:03:43,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:03:43,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:03:43,371 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:03:43,372 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:03:43,373 INFO L431 ainManager$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 [2024-10-13 08:03:44,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:03:45,104 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:03:45,105 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 [2024-10-13 08:03:45,127 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff32dfa5/6808379502374247beeb62a1945adabe/FLAGe73dfdd3a [2024-10-13 08:03:45,145 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff32dfa5/6808379502374247beeb62a1945adabe [2024-10-13 08:03:45,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:03:45,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:03:45,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:03:45,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:03:45,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:03:45,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:03:45" (1/1) ... [2024-10-13 08:03:45,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31967116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:45, skipping insertion in model container [2024-10-13 08:03:45,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:03:45" (1/1) ... [2024-10-13 08:03:45,222 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:03:45,605 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1268] [2024-10-13 08:03:45,606 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1269-1270] [2024-10-13 08:03:45,666 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] [2024-10-13 08:03:45,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:03:46,014 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:03:46,060 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1268] [2024-10-13 08:03:46,061 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1269-1270] [2024-10-13 08:03:46,066 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] [2024-10-13 08:03:46,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:03:46,215 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:03:46,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46 WrapperNode [2024-10-13 08:03:46,215 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:03:46,216 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:03:46,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:03:46,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:03:46,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,279 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,384 INFO L138 Inliner]: procedures = 93, calls = 964, calls flagged for inlining = 34, calls inlined = 31, statements flattened = 1573 [2024-10-13 08:03:46,385 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:03:46,386 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:03:46,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:03:46,386 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:03:46,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,477 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,640 INFO L175 MemorySlicer]: Split 824 memory accesses to 8 slices as follows [2, 2, 4, 10, 4, 267, 527, 8]. 64 percent of accesses are in the largest equivalence class. The 324 initializations are split as follows [2, 0, 0, 10, 0, 265, 43, 4]. The 475 writes are split as follows [0, 0, 0, 0, 2, 1, 472, 0]. [2024-10-13 08:03:46,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,763 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,806 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:03:46,827 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:03:46,827 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:03:46,827 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:03:46,828 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (1/1) ... [2024-10-13 08:03:46,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:03:46,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:03:46,861 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) [2024-10-13 08:03:46,864 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 [2024-10-13 08:03:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:03:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-13 08:03:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-13 08:03:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-13 08:03:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-13 08:03:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-13 08:03:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-13 08:03:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-13 08:03:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-13 08:03:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:03:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:03:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:03:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:03:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:03:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:03:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:03:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:03:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:03:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-10-13 08:03:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-10-13 08:03:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_device_unregister_n [2024-10-13 08:03:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_device_unregister_n [2024-10-13 08:03:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-13 08:03:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-13 08:03:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-13 08:03:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-13 08:03:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-13 08:03:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-13 08:03:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-13 08:03:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-13 08:03:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-13 08:03:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-13 08:03:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-13 08:03:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-13 08:03:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-13 08:03:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-13 08:03:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-13 08:03:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-13 08:03:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:03:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:03:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:03:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:03:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:03:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:03:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:03:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:03:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:03:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:03:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:03:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:03:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:03:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:03:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:03:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:03:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:03:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:03:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure ff_validate [2024-10-13 08:03:46,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_validate [2024-10-13 08:03:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-13 08:03:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-13 08:03:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-13 08:03:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-13 08:03:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-13 08:03:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-13 08:03:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-13 08:03:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-13 08:03:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-13 08:03:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-13 08:03:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-13 08:03:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-13 08:03:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-13 08:03:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-13 08:03:46,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-13 08:03:46,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-13 08:03:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure ff_irq_request [2024-10-13 08:03:46,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_irq_request [2024-10-13 08:03:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 08:03:46,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 08:03:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2024-10-13 08:03:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2024-10-13 08:03:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure ff_reprogram [2024-10-13 08:03:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_reprogram [2024-10-13 08:03:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure ff_writel [2024-10-13 08:03:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_writel [2024-10-13 08:03:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:03:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:03:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:03:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:03:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:03:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:03:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:03:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:03:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:03:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:03:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:03:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:03:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:03:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:03:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:03:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:03:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:03:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure ff_readl [2024-10-13 08:03:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_readl [2024-10-13 08:03:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-13 08:03:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-13 08:03:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_device_register_n [2024-10-13 08:03:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_device_register_n [2024-10-13 08:03:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2024-10-13 08:03:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2024-10-13 08:03:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-10-13 08:03:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-10-13 08:03:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-10-13 08:03:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-10-13 08:03:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 08:03:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 08:03:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:03:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:03:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:03:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:03:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:03:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:03:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:03:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:03:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure ff_dev_create [2024-10-13 08:03:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_dev_create [2024-10-13 08:03:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:03:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-13 08:03:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-13 08:03:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-13 08:03:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-13 08:03:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-13 08:03:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-13 08:03:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-13 08:03:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-13 08:03:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-13 08:03:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-13 08:03:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:03:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:03:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-13 08:03:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-13 08:03:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2024-10-13 08:03:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2024-10-13 08:03:47,320 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:03:47,325 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:03:47,387 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:04:00,639 INFO L? ?]: Removed 483 outVars from TransFormulas that were not future-live. [2024-10-13 08:04:00,640 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:04:01,259 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:04:01,260 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 08:04:01,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:04:01 BoogieIcfgContainer [2024-10-13 08:04:01,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:04:01,263 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:04:01,263 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:04:01,267 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:04:01,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:03:45" (1/3) ... [2024-10-13 08:04:01,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710fb7e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:04:01, skipping insertion in model container [2024-10-13 08:04:01,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:46" (2/3) ... [2024-10-13 08:04:01,269 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710fb7e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:04:01, skipping insertion in model container [2024-10-13 08:04:01,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:04:01" (3/3) ... [2024-10-13 08:04:01,271 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 [2024-10-13 08:04:01,286 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:04:01,287 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 08:04:01,366 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:04:01,376 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;@22f98c38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:04:01,376 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 08:04:01,382 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) [2024-10-13 08:04:01,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-10-13 08:04:01,395 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:04:01,397 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] [2024-10-13 08:04:01,397 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:04:01,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:04:01,403 INFO L85 PathProgramCache]: Analyzing trace with hash 923325379, now seen corresponding path program 1 times [2024-10-13 08:04:01,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:04:01,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946330355] [2024-10-13 08:04:01,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:04:01,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms