./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme --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 0e5349f2aac0388d197fa32950f3e69d3339933dee46585f91772f9bda921aa4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:47:52,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:47:52,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 10:47:52,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:47:52,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:47:52,292 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:47:52,293 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:47:52,293 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:47:52,296 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:47:52,301 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:47:52,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:47:52,303 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:47:52,303 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:47:52,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:47:52,306 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:47:52,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:47:52,306 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:47:52,307 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:47:52,307 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:47:52,308 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:47:52,308 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:47:52,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:47:52,309 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:47:52,310 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:47:52,311 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:47:52,311 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:47:52,312 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:47:52,312 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:47:52,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:47:52,313 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:47:52,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:47:52,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:47:52,315 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:47:52,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:47:52,316 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:47:52,316 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:47:52,316 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:47:52,316 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:47:52,317 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:47:52,317 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e5349f2aac0388d197fa32950f3e69d3339933dee46585f91772f9bda921aa4 [2023-11-26 10:47:52,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:47:52,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:47:52,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:47:52,684 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:47:52,684 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:47:52,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2023-11-26 10:47:55,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:47:56,347 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:47:56,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2023-11-26 10:47:56,390 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/data/64b1e3f9b/a21f4e92e4bb4d8585e37c915746f844/FLAG664c1fac7 [2023-11-26 10:47:56,414 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/data/64b1e3f9b/a21f4e92e4bb4d8585e37c915746f844 [2023-11-26 10:47:56,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:47:56,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:47:56,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:47:56,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:47:56,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:47:56,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:47:56" (1/1) ... [2023-11-26 10:47:56,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19960693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:56, skipping insertion in model container [2023-11-26 10:47:56,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:47:56" (1/1) ... [2023-11-26 10:47:56,547 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:47:57,063 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2023-11-26 10:47:57,065 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2023-11-26 10:47:57,226 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i[90990,91003] [2023-11-26 10:47:57,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:47:57,894 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:47:57,987 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2023-11-26 10:47:57,987 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2023-11-26 10:47:57,992 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [3171] [2023-11-26 10:47:57,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [3179-3180] [2023-11-26 10:47:58,000 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i[90990,91003] [2023-11-26 10:47:58,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:47:58,258 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:47:58,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58 WrapperNode [2023-11-26 10:47:58,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:47:58,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:47:58,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:47:58,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:47:58,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,455 INFO L138 Inliner]: procedures = 119, calls = 789, calls flagged for inlining = 38, calls inlined = 36, statements flattened = 1766 [2023-11-26 10:47:58,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:47:58,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:47:58,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:47:58,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:47:58,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,512 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,727 INFO L175 MemorySlicer]: Split 401 memory accesses to 18 slices as follows [2, 5, 11, 218, 1, 6, 8, 11, 3, 31, 13, 6, 22, 2, 29, 1, 3, 29]. 54 percent of accesses are in the largest equivalence class. The 156 initializations are split as follows [2, 5, 11, 0, 1, 0, 0, 11, 3, 24, 13, 6, 22, 0, 29, 0, 0, 29]. The 153 writes are split as follows [0, 0, 0, 141, 0, 5, 2, 0, 0, 0, 0, 0, 0, 2, 0, 1, 2, 0]. [2023-11-26 10:47:58,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,824 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:47:58,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:47:58,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:47:58,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:47:58,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (1/1) ... [2023-11-26 10:47:58,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:47:58,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:47:58,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:47:58,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3758e840-4a14-467d-b02b-7dc90a002331/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:47:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2023-11-26 10:47:59,011 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2023-11-26 10:47:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2023-11-26 10:47:59,013 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2023-11-26 10:47:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2023-11-26 10:47:59,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2023-11-26 10:47:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2023-11-26 10:47:59,014 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2023-11-26 10:47:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 10:47:59,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 10:47:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:47:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:47:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:47:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 10:47:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 10:47:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 10:47:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 10:47:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 10:47:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 10:47:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 10:47:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 10:47:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 10:47:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 10:47:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 10:47:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 10:47:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 10:47:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 10:47:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 10:47:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2023-11-26 10:47:59,020 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2023-11-26 10:47:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2023-11-26 10:47:59,021 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2023-11-26 10:47:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2023-11-26 10:47:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2023-11-26 10:47:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 10:47:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 10:47:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2023-11-26 10:47:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2023-11-26 10:47:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2023-11-26 10:47:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2023-11-26 10:47:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2023-11-26 10:47:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2023-11-26 10:47:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:47:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:47:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:47:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 10:47:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 10:47:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 10:47:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 10:47:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 10:47:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 10:47:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 10:47:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 10:47:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 10:47:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 10:47:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 10:47:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 10:47:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 10:47:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 10:47:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 10:47:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2023-11-26 10:47:59,029 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2023-11-26 10:47:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-26 10:47:59,029 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-26 10:47:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 10:47:59,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 10:47:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 10:47:59,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 10:47:59,030 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:47:59,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:47:59,030 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2023-11-26 10:47:59,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2023-11-26 10:47:59,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 10:47:59,031 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2023-11-26 10:47:59,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2023-11-26 10:47:59,031 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2023-11-26 10:47:59,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2023-11-26 10:47:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-26 10:47:59,032 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-26 10:47:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:47:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-26 10:47:59,032 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-26 10:47:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-26 10:47:59,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-26 10:47:59,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 10:47:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 10:47:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 10:47:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 10:47:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 10:47:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 10:47:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 10:47:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 10:47:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 10:47:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 10:47:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 10:47:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 10:47:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 10:47:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 10:47:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 10:47:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 10:47:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 10:47:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 10:47:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:47:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2023-11-26 10:47:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2023-11-26 10:47:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-26 10:47:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-26 10:47:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2023-11-26 10:47:59,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2023-11-26 10:47:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 10:47:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 10:47:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 10:47:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 10:47:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 10:47:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 10:47:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 10:47:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 10:47:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 10:47:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 10:47:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 10:47:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 10:47:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 10:47:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 10:47:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 10:47:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 10:47:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 10:47:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 10:47:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2023-11-26 10:47:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2023-11-26 10:47:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2023-11-26 10:47:59,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2023-11-26 10:47:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2023-11-26 10:47:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2023-11-26 10:47:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-26 10:47:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-26 10:47:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2023-11-26 10:47:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2023-11-26 10:47:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:47:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 10:47:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 10:47:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 10:47:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 10:47:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 10:47:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 10:47:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 10:47:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 10:47:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 10:47:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 10:47:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 10:47:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 10:47:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 10:47:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 10:47:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 10:47:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 10:47:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 10:47:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 10:47:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2023-11-26 10:47:59,050 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2023-11-26 10:47:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2023-11-26 10:47:59,051 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2023-11-26 10:47:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-26 10:47:59,052 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-26 10:47:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 10:47:59,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 10:47:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2023-11-26 10:47:59,052 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2023-11-26 10:47:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2023-11-26 10:47:59,053 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2023-11-26 10:47:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2023-11-26 10:47:59,053 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2023-11-26 10:47:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-26 10:47:59,053 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-26 10:47:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2023-11-26 10:47:59,053 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2023-11-26 10:47:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:47:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 10:47:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 10:47:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 10:47:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 10:47:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 10:47:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 10:47:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 10:47:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 10:47:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 10:47:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 10:47:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 10:47:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 10:47:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 10:47:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 10:47:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 10:47:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 10:47:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 10:47:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2023-11-26 10:47:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2023-11-26 10:47:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2023-11-26 10:47:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2023-11-26 10:47:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2023-11-26 10:47:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2023-11-26 10:47:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-26 10:47:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-26 10:47:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-26 10:47:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-26 10:47:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:47:59,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:47:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2023-11-26 10:47:59,058 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2023-11-26 10:47:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-26 10:47:59,058 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-26 10:47:59,642 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:47:59,648 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:47:59,742 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 10:48:08,804 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:48:08,949 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:48:08,950 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-26 10:48:08,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:48:08 BoogieIcfgContainer [2023-11-26 10:48:08,951 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:48:08,954 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:48:08,955 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:48:08,958 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:48:08,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:47:56" (1/3) ... [2023-11-26 10:48:08,960 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3add7179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:48:08, skipping insertion in model container [2023-11-26 10:48:08,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:47:58" (2/3) ... [2023-11-26 10:48:08,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3add7179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:48:08, skipping insertion in model container [2023-11-26 10:48:08,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:48:08" (3/3) ... [2023-11-26 10:48:08,964 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2023-11-26 10:48:08,985 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:48:08,985 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:48:09,082 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:48:09,123 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@3ec4a41d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:48:09,123 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:48:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand has 773 states, 533 states have (on average 1.4615384615384615) internal successors, (779), 552 states have internal predecessors, (779), 196 states have call successors, (196), 47 states have call predecessors, (196), 46 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2023-11-26 10:48:09,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-26 10:48:09,187 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:09,189 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:09,189 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:09,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:09,200 INFO L85 PathProgramCache]: Analyzing trace with hash 2014129839, now seen corresponding path program 1 times [2023-11-26 10:48:09,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:09,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535704875] [2023-11-26 10:48:09,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:09,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:48:10,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 10:48:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:48:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-26 10:48:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-26 10:48:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-26 10:48:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-26 10:48:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:48:10,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:48:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:48:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-26 10:48:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-26 10:48:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:11,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-26 10:48:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:11,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:48:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:11,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:48:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:11,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-26 10:48:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:11,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 10:48:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:11,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-26 10:48:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-26 10:48:11,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:11,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535704875] [2023-11-26 10:48:11,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535704875] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:48:11,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:48:11,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:48:11,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158175608] [2023-11-26 10:48:11,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:48:11,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:48:11,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:11,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:48:11,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:48:11,146 INFO L87 Difference]: Start difference. First operand has 773 states, 533 states have (on average 1.4615384615384615) internal successors, (779), 552 states have internal predecessors, (779), 196 states have call successors, (196), 47 states have call predecessors, (196), 46 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-26 10:48:16,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:48:20,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:48:24,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:48:28,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:48:36,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:48:40,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:48:44,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:48:48,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:48:56,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:48:57,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:57,481 INFO L93 Difference]: Finished difference Result 1931 states and 2979 transitions. [2023-11-26 10:48:57,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 10:48:57,484 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 117 [2023-11-26 10:48:57,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:57,512 INFO L225 Difference]: With dead ends: 1931 [2023-11-26 10:48:57,512 INFO L226 Difference]: Without dead ends: 1114 [2023-11-26 10:48:57,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2023-11-26 10:48:57,527 INFO L413 NwaCegarLoop]: 897 mSDtfsCounter, 1104 mSDsluCounter, 1404 mSDsCounter, 0 mSdLazyCounter, 1859 mSolverCounterSat, 944 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 2301 SdHoareTripleChecker+Invalid, 2810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 944 IncrementalHoareTripleChecker+Valid, 1859 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.8s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:57,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1154 Valid, 2301 Invalid, 2810 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [944 Valid, 1859 Invalid, 7 Unknown, 0 Unchecked, 45.8s Time] [2023-11-26 10:48:57,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2023-11-26 10:48:57,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 1073. [2023-11-26 10:48:57,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1073 states, 732 states have (on average 1.4180327868852458) internal successors, (1038), 748 states have internal predecessors, (1038), 268 states have call successors, (268), 73 states have call predecessors, (268), 72 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2023-11-26 10:48:57,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1573 transitions. [2023-11-26 10:48:57,831 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1573 transitions. Word has length 117 [2023-11-26 10:48:57,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:57,832 INFO L495 AbstractCegarLoop]: Abstraction has 1073 states and 1573 transitions. [2023-11-26 10:48:57,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-26 10:48:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1573 transitions. [2023-11-26 10:48:57,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-26 10:48:57,851 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:57,851 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:57,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 10:48:57,852 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:57,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:57,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1082108992, now seen corresponding path program 1 times [2023-11-26 10:48:57,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:57,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229046018] [2023-11-26 10:48:57,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:57,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat