./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-84cfde4 [2024-10-11 15:22:36,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:22:36,823 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:22:36,827 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:22:36,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:22:36,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:22:36,854 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:22:36,855 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:22:36,855 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:22:36,856 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:22:36,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:22:36,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:22:36,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:22:36,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:22:36,860 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:22:36,861 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:22:36,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:22:36,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:22:36,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:22:36,861 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:22:36,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:22:36,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:22:36,862 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:22:36,862 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:22:36,863 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:22:36,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:22:36,863 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:22:36,864 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:22:36,864 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:22:36,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:22:36,865 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:22:36,865 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:22:36,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:22:36,865 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:22:36,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:22:36,865 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:22:36,866 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:22:36,866 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:22:36,866 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:22:36,866 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db09076fa9a5c529090d66c116e7ec6dbccd2fd7809e50a63c87ed8084989776 [2024-10-11 15:22:37,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:22:37,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:22:37,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:22:37,083 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:22:37,083 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:22:37,084 INFO L431 ainManager$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 [2024-10-11 15:22:38,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:22:38,689 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:22:38,690 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 [2024-10-11 15:22:38,706 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/673fdaba4/1a6e68e9bdc543c1876e8b3f89fbeaf1/FLAG61cc3de7a [2024-10-11 15:22:38,978 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/673fdaba4/1a6e68e9bdc543c1876e8b3f89fbeaf1 [2024-10-11 15:22:38,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:22:38,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:22:38,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:22:38,985 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:22:38,990 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:22:38,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:22:38" (1/1) ... [2024-10-11 15:22:38,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f039922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:38, skipping insertion in model container [2024-10-11 15:22:38,992 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:22:38" (1/1) ... [2024-10-11 15:22:39,048 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:22:39,302 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1268] [2024-10-11 15:22:39,304 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] [2024-10-11 15:22:39,369 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] [2024-10-11 15:22:39,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:22:39,593 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:22:39,687 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1268] [2024-10-11 15:22:39,688 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] [2024-10-11 15:22:39,709 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] [2024-10-11 15:22:39,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:22:39,848 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:22:39,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39 WrapperNode [2024-10-11 15:22:39,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:22:39,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:22:39,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:22:39,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:22:39,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:39,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:39,944 INFO L138 Inliner]: procedures = 93, calls = 964, calls flagged for inlining = 34, calls inlined = 31, statements flattened = 1573 [2024-10-11 15:22:39,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:22:39,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:22:39,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:22:39,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:22:39,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:39,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:39,971 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:40,047 INFO L175 MemorySlicer]: Split 824 memory accesses to 8 slices as follows [267, 4, 2, 10, 4, 2, 527, 8]. 64 percent of accesses are in the largest equivalence class. The 324 initializations are split as follows [265, 0, 2, 10, 0, 0, 43, 4]. The 475 writes are split as follows [1, 0, 0, 0, 2, 0, 472, 0]. [2024-10-11 15:22:40,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:40,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:40,088 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:40,093 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:40,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:40,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:40,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:22:40,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:22:40,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:22:40,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:22:40,131 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (1/1) ... [2024-10-11 15:22:40,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:22:40,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:22:40,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:22:40,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:22:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:22:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:22:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:22:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:22:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:22:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:22:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:22:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:22:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:22:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-10-11 15:22:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-10-11 15:22:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_device_unregister_n [2024-10-11 15:22:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_device_unregister_n [2024-10-11 15:22:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-11 15:22:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-11 15:22:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-11 15:22:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-11 15:22:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-11 15:22:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-11 15:22:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-11 15:22:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-11 15:22:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 15:22:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 15:22:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:22:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:22:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:22:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure ff_validate [2024-10-11 15:22:40,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_validate [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:22:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:22:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:22:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:22:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:22:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:22:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:22:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:22:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:22:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:22:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure ff_irq_request [2024-10-11 15:22:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_irq_request [2024-10-11 15:22:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:22:40,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:22:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2024-10-11 15:22:40,207 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2024-10-11 15:22:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure ff_reprogram [2024-10-11 15:22:40,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_reprogram [2024-10-11 15:22:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure ff_writel [2024-10-11 15:22:40,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_writel [2024-10-11 15:22:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:22:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:22:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:22:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:22:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:22:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:22:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:22:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:22:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure ff_readl [2024-10-11 15:22:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_readl [2024-10-11 15:22:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:22:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:22:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_device_register_n [2024-10-11 15:22:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_device_register_n [2024-10-11 15:22:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2024-10-11 15:22:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2024-10-11 15:22:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-10-11 15:22:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-10-11 15:22:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-10-11 15:22:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-10-11 15:22:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:22:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:22:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:22:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:22:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:22:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:22:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:22:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:22:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:22:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:22:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure ff_dev_create [2024-10-11 15:22:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_dev_create [2024-10-11 15:22:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:22:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-11 15:22:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-11 15:22:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-11 15:22:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-11 15:22:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-11 15:22:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-11 15:22:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-11 15:22:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-11 15:22:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-11 15:22:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-11 15:22:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:22:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:22:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-11 15:22:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-11 15:22:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2024-10-11 15:22:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2024-10-11 15:22:40,545 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:22:40,549 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:22:40,589 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:22:51,093 INFO L? ?]: Removed 483 outVars from TransFormulas that were not future-live. [2024-10-11 15:22:51,093 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:22:51,491 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:22:51,493 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 15:22:51,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:22:51 BoogieIcfgContainer [2024-10-11 15:22:51,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:22:51,494 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:22:51,495 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:22:51,498 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:22:51,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:22:38" (1/3) ... [2024-10-11 15:22:51,498 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea5ae4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:22:51, skipping insertion in model container [2024-10-11 15:22:51,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:39" (2/3) ... [2024-10-11 15:22:51,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea5ae4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:22:51, skipping insertion in model container [2024-10-11 15:22:51,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:22:51" (3/3) ... [2024-10-11 15:22:51,502 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 [2024-10-11 15:22:51,513 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:22:51,514 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:22:51,566 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:22:51,573 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;@221ce45e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:22:51,574 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:22:51,577 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) [2024-10-11 15:22:51,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-10-11 15:22:51,589 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:22:51,589 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] [2024-10-11 15:22:51,590 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:22:51,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:22:51,593 INFO L85 PathProgramCache]: Analyzing trace with hash 923325379, now seen corresponding path program 1 times [2024-10-11 15:22:51,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:22:51,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516960113] [2024-10-11 15:22:51,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:22:51,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms