./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7e98c27533b28659bbc4c8a28b2ac710ced1867f9938bc82a106a0e3d808f39 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:11:06,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:11:06,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 06:11:06,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:11:06,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:11:06,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:11:06,319 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:11:06,320 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:11:06,320 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:11:06,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:11:06,322 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:11:06,323 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:11:06,323 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:11:06,326 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:11:06,326 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:11:06,326 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:11:06,327 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:11:06,327 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:11:06,327 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:11:06,328 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:11:06,328 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:11:06,333 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:11:06,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:11:06,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:11:06,347 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:11:06,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:11:06,347 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:11:06,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:11:06,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:11:06,348 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:11:06,349 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:11:06,349 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:11:06,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:11:06,350 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:11:06,350 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:11:06,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:11:06,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:11:06,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:11:06,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:11:06,351 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:11:06,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:11:06,352 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:11:06,353 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:11:06,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:11:06,354 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7e98c27533b28659bbc4c8a28b2ac710ced1867f9938bc82a106a0e3d808f39 [2024-11-09 06:11:06,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:11:06,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:11:06,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:11:06,676 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:11:06,676 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:11:06,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-09 06:11:08,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:11:09,255 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:11:09,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i [2024-11-09 06:11:09,298 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/data/e8f31fb0d/851c5cec7dc140d69f0dd13a61483766/FLAG8a6d311c5 [2024-11-09 06:11:09,313 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/data/e8f31fb0d/851c5cec7dc140d69f0dd13a61483766 [2024-11-09 06:11:09,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:11:09,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:11:09,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:11:09,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:11:09,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:11:09,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:11:09" (1/1) ... [2024-11-09 06:11:09,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9602fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:09, skipping insertion in model container [2024-11-09 06:11:09,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:11:09" (1/1) ... [2024-11-09 06:11:09,494 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:11:11,625 WARN L250 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_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i[258393,258406] [2024-11-09 06:11:11,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:11:11,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:11:11,957 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; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2752] [2024-11-09 06:11:11,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [2796] [2024-11-09 06:11:11,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [2799] [2024-11-09 06:11:11,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [2802] [2024-11-09 06:11:11,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [2805] [2024-11-09 06:11:12,470 WARN L250 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_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i[258393,258406] [2024-11-09 06:11:12,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:11:12,643 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:11:12,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12 WrapperNode [2024-11-09 06:11:12,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:11:12,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:11:12,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:11:12,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:11:12,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:12,806 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:12,995 INFO L138 Inliner]: procedures = 305, calls = 3946, calls flagged for inlining = 144, calls inlined = 98, statements flattened = 5467 [2024-11-09 06:11:12,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:11:12,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:11:12,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:11:12,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:11:13,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:13,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:13,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:13,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:13,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:13,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:13,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:13,227 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:13,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:11:13,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:11:13,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:11:13,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:11:13,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (1/1) ... [2024-11-09 06:11:13,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:11:13,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:11:13,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:11:13,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:11:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure rio_uevent [2024-11-09 06:11:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_uevent [2024-11-09 06:11:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2024-11-09 06:11:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2024-11-09 06:11:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 06:11:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 06:11:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 06:11:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 06:11:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 06:11:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 06:11:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 06:11:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2024-11-09 06:11:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2024-11-09 06:11:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-09 06:11:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-09 06:11:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-09 06:11:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-09 06:11:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 06:11:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 06:11:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 06:11:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 06:11:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure rio_read_config_16 [2024-11-09 06:11:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_read_config_16 [2024-11-09 06:11:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2024-11-09 06:11:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2024-11-09 06:11:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 06:11:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 06:11:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure rio_device_remove [2024-11-09 06:11:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_device_remove [2024-11-09 06:11:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:11:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:11:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure bus_scan_store [2024-11-09 06:11:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_scan_store [2024-11-09 06:11:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 06:11:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 06:11:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2024-11-09 06:11:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2024-11-09 06:11:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure disc_work_handler [2024-11-09 06:11:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure disc_work_handler [2024-11-09 06:11:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 06:11:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure rio_dev_put [2024-11-09 06:11:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_dev_put [2024-11-09 06:11:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 06:11:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2024-11-09 06:11:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2024-11-09 06:11:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 06:11:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 06:11:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure rio_write_config_16 [2024-11-09 06:11:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_write_config_16 [2024-11-09 06:11:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 06:11:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 06:11:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure rio_mport_read_config_32 [2024-11-09 06:11:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_mport_read_config_32 [2024-11-09 06:11:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 06:11:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 06:11:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure rio_mport_write_config_32 [2024-11-09 06:11:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_mport_write_config_32 [2024-11-09 06:11:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-09 06:11:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-09 06:11:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-09 06:11:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-09 06:11:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure rio_name [2024-11-09 06:11:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_name [2024-11-09 06:11:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-09 06:11:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-09 06:11:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure rio_device_probe [2024-11-09 06:11:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_device_probe [2024-11-09 06:11:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 06:11:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 06:11:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure rio_write_config_32 [2024-11-09 06:11:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_write_config_32 [2024-11-09 06:11:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2024-11-09 06:11:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2024-11-09 06:11:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 06:11:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 06:11:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u16~0~X~~u8~0~X~~u32~0~X~int~X~~u32~0~TO~int [2024-11-09 06:11:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u16~0~X~~u8~0~X~~u32~0~X~int~X~~u32~0~TO~int [2024-11-09 06:11:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure rio_dev_get [2024-11-09 06:11:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_dev_get [2024-11-09 06:11:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 06:11:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 06:11:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 06:11:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-09 06:11:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-09 06:11:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 06:11:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 06:11:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 06:11:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 06:11:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 06:11:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-09 06:11:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-09 06:11:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:11:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 06:11:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2024-11-09 06:11:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2024-11-09 06:11:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure rio_read_config_8 [2024-11-09 06:11:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_read_config_8 [2024-11-09 06:11:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure rio_match_bus [2024-11-09 06:11:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_match_bus [2024-11-09 06:11:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure rio_read_config_32 [2024-11-09 06:11:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_read_config_32 [2024-11-09 06:11:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2024-11-09 06:11:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2024-11-09 06:11:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure rio_match_device [2024-11-09 06:11:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_match_device [2024-11-09 06:11:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 06:11:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 06:11:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure rio_write_config_8 [2024-11-09 06:11:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_write_config_8 [2024-11-09 06:11:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:11:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:11:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:11:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u16~0~X~~u8~0~X~~u32~0~X~int~X~$Pointer$~TO~int [2024-11-09 06:11:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u16~0~X~~u8~0~X~~u32~0~X~int~X~$Pointer$~TO~int [2024-11-09 06:11:14,175 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:11:14,182 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:11:14,373 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 06:11:50,216 INFO L? ?]: Removed 1547 outVars from TransFormulas that were not future-live. [2024-11-09 06:11:50,216 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:11:52,595 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:11:52,595 INFO L316 CfgBuilder]: Removed 15 assume(true) statements. [2024-11-09 06:11:52,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:11:52 BoogieIcfgContainer [2024-11-09 06:11:52,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:11:52,598 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:11:52,598 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:11:52,602 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:11:52,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:11:09" (1/3) ... [2024-11-09 06:11:52,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11886b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:11:52, skipping insertion in model container [2024-11-09 06:11:52,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:12" (2/3) ... [2024-11-09 06:11:52,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11886b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:11:52, skipping insertion in model container [2024-11-09 06:11:52,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:11:52" (3/3) ... [2024-11-09 06:11:52,605 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i [2024-11-09 06:11:52,626 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:11:52,626 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:11:52,744 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:11:52,752 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=FINITE_AUTOMATA, 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;@74948d4a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:11:52,753 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:11:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand has 770 states, 517 states have (on average 1.4197292069632494) internal successors, (734), 548 states have internal predecessors, (734), 202 states have call successors, (202), 50 states have call predecessors, (202), 49 states have return successors, (182), 181 states have call predecessors, (182), 182 states have call successors, (182) [2024-11-09 06:11:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 06:11:52,778 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:11:52,779 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:11:52,779 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:11:52,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:11:52,785 INFO L85 PathProgramCache]: Analyzing trace with hash -2079381349, now seen corresponding path program 1 times [2024-11-09 06:11:52,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:11:52,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571959744] [2024-11-09 06:11:52,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:11:52,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:18:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:18:07,767 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 06:18:07,767 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:18:07,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571959744] [2024-11-09 06:18:07,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571959744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:18:07,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:18:07,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:18:07,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616519182] [2024-11-09 06:18:07,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:18:07,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:18:07,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:18:07,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:18:07,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:18:07,822 INFO L87 Difference]: Start difference. First operand has 770 states, 517 states have (on average 1.4197292069632494) internal successors, (734), 548 states have internal predecessors, (734), 202 states have call successors, (202), 50 states have call predecessors, (202), 49 states have return successors, (182), 181 states have call predecessors, (182), 182 states have call successors, (182) Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-09 06:18:11,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:13,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:15,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:18:15,334 INFO L93 Difference]: Finished difference Result 2274 states and 3341 transitions. [2024-11-09 06:18:15,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:18:15,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 64 [2024-11-09 06:18:15,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:18:15,372 INFO L225 Difference]: With dead ends: 2274 [2024-11-09 06:18:15,373 INFO L226 Difference]: Without dead ends: 1469 [2024-11-09 06:18:15,385 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:18:15,389 INFO L432 NwaCegarLoop]: 1013 mSDtfsCounter, 1067 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1067 SdHoareTripleChecker+Valid, 2014 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:18:15,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1067 Valid, 2014 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 221 Invalid, 2 Unknown, 0 Unchecked, 7.2s Time] [2024-11-09 06:18:15,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2024-11-09 06:18:15,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 1466. [2024-11-09 06:18:15,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1466 states, 1016 states have (on average 1.3799212598425197) internal successors, (1402), 1033 states have internal predecessors, (1402), 353 states have call successors, (353), 97 states have call predecessors, (353), 96 states have return successors, (351), 349 states have call predecessors, (351), 351 states have call successors, (351) [2024-11-09 06:18:15,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1466 states and 2106 transitions. [2024-11-09 06:18:15,680 INFO L78 Accepts]: Start accepts. Automaton has 1466 states and 2106 transitions. Word has length 64 [2024-11-09 06:18:15,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:18:15,681 INFO L471 AbstractCegarLoop]: Abstraction has 1466 states and 2106 transitions. [2024-11-09 06:18:15,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-09 06:18:15,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2106 transitions. [2024-11-09 06:18:15,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-09 06:18:15,689 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:18:15,690 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:18:15,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:18:15,691 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:18:15,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:18:15,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1608781271, now seen corresponding path program 1 times [2024-11-09 06:18:15,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:18:15,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278767922] [2024-11-09 06:18:15,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:18:15,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:25:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:25:35,629 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 06:25:35,630 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:25:35,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278767922] [2024-11-09 06:25:35,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278767922] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:25:35,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:25:35,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:25:35,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204431388] [2024-11-09 06:25:35,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:25:35,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:25:35,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:25:35,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:25:35,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:25:35,643 INFO L87 Difference]: Start difference. First operand 1466 states and 2106 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-09 06:25:45,843 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-09 06:25:45,845 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:25:45,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2024-11-09 06:25:45,847 INFO L432 NwaCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:25:45,848 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:25:45,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 06:25:45,850 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:177) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:139) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:99) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.pop(HistoryRecordingScript.java:117) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.pop(ManagedScript.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.unAssertPostcondition(IncrementalHoareTripleChecker.java:665) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.clearAssertionStack(IncrementalHoareTripleChecker.java:269) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.releaseLock(IncrementalHoareTripleChecker.java:284) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ProtectedHtc.releaseLock(ChainingHoareTripleChecker.java:449) at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1655) at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:658) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.releaseLock(ChainingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.releaseLock(CachingHoareTripleChecker.java:159) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.switchToReadonlyMode(AbstractInterpolantAutomaton.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:385) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: java.io.IOException: Broken pipe at java.base/java.io.FileOutputStream.writeBytes(Native Method) at java.base/java.io.FileOutputStream.write(FileOutputStream.java:354) at java.base/java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:81) at java.base/java.io.BufferedOutputStream.flush(BufferedOutputStream.java:142) at java.base/sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:318) at java.base/sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:153) at java.base/java.io.OutputStreamWriter.flush(OutputStreamWriter.java:251) at java.base/java.io.BufferedWriter.flush(BufferedWriter.java:257) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:175) ... 36 more [2024-11-09 06:25:45,855 INFO L158 Benchmark]: Toolchain (without parser) took 876537.27ms. Allocated memory was 161.5MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 92.3MB in the beginning and 2.9GB in the end (delta: -2.8GB). Peak memory consumption was 986.8MB. Max. memory is 16.1GB. [2024-11-09 06:25:45,855 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:25:45,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3325.58ms. Allocated memory was 161.5MB in the beginning and 218.1MB in the end (delta: 56.6MB). Free memory was 92.2MB in the beginning and 84.0MB in the end (delta: 8.2MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2024-11-09 06:25:45,856 INFO L158 Benchmark]: Boogie Procedure Inliner took 350.20ms. Allocated memory is still 218.1MB. Free memory was 84.0MB in the beginning and 108.2MB in the end (delta: -24.2MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-09 06:25:45,857 INFO L158 Benchmark]: Boogie Preprocessor took 263.10ms. Allocated memory is still 218.1MB. Free memory was 108.2MB in the beginning and 72.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-09 06:25:45,857 INFO L158 Benchmark]: RCFGBuilder took 39336.08ms. Allocated memory was 218.1MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 72.5MB in the beginning and 837.1MB in the end (delta: -764.5MB). Peak memory consumption was 790.6MB. Max. memory is 16.1GB. [2024-11-09 06:25:45,858 INFO L158 Benchmark]: TraceAbstraction took 833255.95ms. Allocated memory was 1.3GB in the beginning and 3.9GB in the end (delta: 2.6GB). Free memory was 836.0MB in the beginning and 2.9GB in the end (delta: -2.0GB). Peak memory consumption was 573.4MB. Max. memory is 16.1GB. [2024-11-09 06:25:45,860 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3325.58ms. Allocated memory was 161.5MB in the beginning and 218.1MB in the end (delta: 56.6MB). Free memory was 92.2MB in the beginning and 84.0MB in the end (delta: 8.2MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 350.20ms. Allocated memory is still 218.1MB. Free memory was 84.0MB in the beginning and 108.2MB in the end (delta: -24.2MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 263.10ms. Allocated memory is still 218.1MB. Free memory was 108.2MB in the beginning and 72.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 39336.08ms. Allocated memory was 218.1MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 72.5MB in the beginning and 837.1MB in the end (delta: -764.5MB). Peak memory consumption was 790.6MB. Max. memory is 16.1GB. * TraceAbstraction took 833255.95ms. Allocated memory was 1.3GB in the beginning and 3.9GB in the end (delta: 2.6GB). Free memory was 836.0MB in the beginning and 2.9GB in the end (delta: -2.0GB). Peak memory consumption was 573.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2752]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2752] - GenericResultAtLocation [Line: 2796]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [2796] - GenericResultAtLocation [Line: 2799]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [2799] - GenericResultAtLocation [Line: 2802]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [2802] - GenericResultAtLocation [Line: 2805]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [2805] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7e98c27533b28659bbc4c8a28b2ac710ced1867f9938bc82a106a0e3d808f39 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:25:48,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:25:48,560 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-09 06:25:48,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:25:48,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:25:48,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:25:48,606 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:25:48,607 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:25:48,608 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:25:48,610 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:25:48,611 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:25:48,611 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:25:48,611 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:25:48,612 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:25:48,612 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:25:48,612 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:25:48,613 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:25:48,613 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:25:48,614 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:25:48,614 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:25:48,614 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:25:48,619 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:25:48,619 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:25:48,620 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:25:48,620 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:25:48,620 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:25:48,621 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:25:48,621 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:25:48,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:25:48,621 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:25:48,622 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:25:48,622 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:25:48,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:25:48,622 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:25:48,623 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:25:48,623 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:25:48,623 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:25:48,623 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:25:48,624 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:25:48,624 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:25:48,625 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7e98c27533b28659bbc4c8a28b2ac710ced1867f9938bc82a106a0e3d808f39 [2024-11-09 06:25:49,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:25:49,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:25:49,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:25:49,106 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:25:49,106 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:25:49,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-09 06:25:51,552 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:25:52,236 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:25:52,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i [2024-11-09 06:25:52,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/data/ed6225bba/c507e303c6e240bc8879d76c88b7386d/FLAG3d1b53ce3 [2024-11-09 06:25:52,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/data/ed6225bba/c507e303c6e240bc8879d76c88b7386d [2024-11-09 06:25:52,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:25:52,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:25:52,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:25:52,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:25:52,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:25:52,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:25:52" (1/1) ... [2024-11-09 06:25:52,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38faa72d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:52, skipping insertion in model container [2024-11-09 06:25:52,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:25:52" (1/1) ... [2024-11-09 06:25:52,550 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:25:53,434 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:53,897 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:53,979 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:53,989 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,182 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,194 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,200 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,217 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,220 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,232 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,235 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,238 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,244 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,245 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,248 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,249 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,668 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,674 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,699 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,710 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,745 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:54,752 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,065 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,065 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,131 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,131 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,132 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,132 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,386 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,386 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,387 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,387 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,388 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,389 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,392 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,392 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,393 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,395 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,398 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,400 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,400 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,401 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,402 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,402 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,403 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,404 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,405 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,407 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,411 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,411 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,412 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,413 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,413 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,414 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,415 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,415 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,415 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,417 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,417 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,417 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,418 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,419 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,419 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,422 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,424 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,424 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,425 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,426 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,426 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,427 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,428 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,428 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,430 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,431 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,431 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,432 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,434 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,434 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,434 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,435 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,435 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,450 WARN L250 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_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i[258393,258406] [2024-11-09 06:25:55,517 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 06:25:55,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:25:55,763 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:25:55,913 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; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2752] [2024-11-09 06:25:55,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [2796] [2024-11-09 06:25:55,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [2799] [2024-11-09 06:25:55,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [2802] [2024-11-09 06:25:55,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [2805] [2024-11-09 06:25:56,514 WARN L250 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_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--rapidio--rapidio.ko-entry_point.cil.out.i[258393,258406] [2024-11-09 06:25:56,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:25:56,876 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:25:56,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56 WrapperNode [2024-11-09 06:25:56,878 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:25:56,880 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:25:56,880 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:25:56,880 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:25:56,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,363 INFO L138 Inliner]: procedures = 316, calls = 3945, calls flagged for inlining = 145, calls inlined = 99, statements flattened = 5287 [2024-11-09 06:25:57,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:25:57,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:25:57,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:25:57,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:25:57,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:57,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:25:57,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:25:57,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:25:57,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:25:57,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:25:56" (1/1) ... [2024-11-09 06:25:58,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:25:58,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:25:58,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:25:58,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecb2cbd-c94e-453c-aed2-94c31c8318f9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:25:58,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 06:25:58,176 INFO L130 BoogieDeclarations]: Found specification of procedure rio_uevent [2024-11-09 06:25:58,176 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_uevent [2024-11-09 06:25:58,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2024-11-09 06:25:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2024-11-09 06:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-09 06:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 06:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-09 06:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 06:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 06:25:58,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 06:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 06:25:58,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 06:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 06:25:58,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 06:25:58,179 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2024-11-09 06:25:58,179 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2024-11-09 06:25:58,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-09 06:25:58,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-09 06:25:58,180 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-09 06:25:58,180 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-09 06:25:58,180 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 06:25:58,180 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 06:25:58,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 06:25:58,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 06:25:58,181 INFO L130 BoogieDeclarations]: Found specification of procedure rio_read_config_16 [2024-11-09 06:25:58,181 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_read_config_16 [2024-11-09 06:25:58,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 06:25:58,182 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 06:25:58,182 INFO L130 BoogieDeclarations]: Found specification of procedure rio_device_remove [2024-11-09 06:25:58,182 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_device_remove [2024-11-09 06:25:58,182 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:25:58,182 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:25:58,182 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 06:25:58,182 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 06:25:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2024-11-09 06:25:58,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2024-11-09 06:25:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure disc_work_handler [2024-11-09 06:25:58,183 INFO L138 BoogieDeclarations]: Found implementation of procedure disc_work_handler [2024-11-09 06:25:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 06:25:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~~u16~0~X~~u8~0~X~~u32~0~X~C_INT~X~~u32~0~TO~C_INT [2024-11-09 06:25:58,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~~u16~0~X~~u8~0~X~~u32~0~X~C_INT~X~~u32~0~TO~C_INT [2024-11-09 06:25:58,184 INFO L130 BoogieDeclarations]: Found specification of procedure rio_dev_put [2024-11-09 06:25:58,184 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_dev_put [2024-11-09 06:25:58,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 06:25:58,184 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2024-11-09 06:25:58,184 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2024-11-09 06:25:58,184 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 06:25:58,184 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 06:25:58,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-09 06:25:58,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 06:25:58,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-09 06:25:58,185 INFO L130 BoogieDeclarations]: Found specification of procedure rio_write_config_16 [2024-11-09 06:25:58,185 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_write_config_16 [2024-11-09 06:25:58,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 06:25:58,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 06:25:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 06:25:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure rio_mport_read_config_32 [2024-11-09 06:25:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_mport_read_config_32 [2024-11-09 06:25:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 06:25:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 06:25:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:25:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure rio_mport_write_config_32 [2024-11-09 06:25:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_mport_write_config_32 [2024-11-09 06:25:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 06:25:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2024-11-09 06:25:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-09 06:25:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-09 06:25:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-09 06:25:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-09 06:25:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure rio_name [2024-11-09 06:25:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_name [2024-11-09 06:25:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-09 06:25:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-09 06:25:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure rio_device_probe [2024-11-09 06:25:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_device_probe [2024-11-09 06:25:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 06:25:58,246 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 06:25:58,246 INFO L130 BoogieDeclarations]: Found specification of procedure rio_write_config_32 [2024-11-09 06:25:58,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_write_config_32 [2024-11-09 06:25:58,246 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2024-11-09 06:25:58,246 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2024-11-09 06:25:58,247 INFO L130 BoogieDeclarations]: Found specification of procedure rio_dev_get [2024-11-09 06:25:58,247 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_dev_get [2024-11-09 06:25:58,247 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~~u16~0~X~~u8~0~X~~u32~0~X~C_INT~X~$Pointer$~TO~C_INT [2024-11-09 06:25:58,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~~u16~0~X~~u8~0~X~~u32~0~X~C_INT~X~$Pointer$~TO~C_INT [2024-11-09 06:25:58,247 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 06:25:58,247 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 06:25:58,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~C_INT [2024-11-09 06:25:58,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~C_INT [2024-11-09 06:25:58,248 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-09 06:25:58,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-09 06:25:58,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-09 06:25:58,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-09 06:25:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-09 06:25:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2024-11-09 06:25:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 06:25:58,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 06:25:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 06:25:58,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 06:25:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 06:25:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-09 06:25:58,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-09 06:25:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:25:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 06:25:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2024-11-09 06:25:58,257 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2024-11-09 06:25:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure rio_read_config_8 [2024-11-09 06:25:58,257 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_read_config_8 [2024-11-09 06:25:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure rio_match_bus [2024-11-09 06:25:58,257 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_match_bus [2024-11-09 06:25:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure rio_read_config_32 [2024-11-09 06:25:58,258 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_read_config_32 [2024-11-09 06:25:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2024-11-09 06:25:58,258 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2024-11-09 06:25:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure rio_match_device [2024-11-09 06:25:58,258 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_match_device [2024-11-09 06:25:58,259 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 06:25:58,259 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 06:25:58,259 INFO L130 BoogieDeclarations]: Found specification of procedure rio_write_config_8 [2024-11-09 06:25:58,259 INFO L138 BoogieDeclarations]: Found implementation of procedure rio_write_config_8 [2024-11-09 06:25:58,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:25:58,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:25:59,405 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:25:59,409 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:26:00,032 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;