./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e477555710806f589e2df4355d107ec5094f895ba0eeca2a28a6fd25b09e9340
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 05:49:58,898 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 05:49:58,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-12-02 05:49:58,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 05:49:58,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 05:49:58,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 05:49:58,991 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 05:49:58,991 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 05:49:58,992 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 05:49:58,992 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 05:49:58,992 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 05:49:58,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 05:49:58,992 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 05:49:58,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 05:49:58,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 05:49:58,993 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-12-02 05:49:58,994 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 05:49:58,994 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 05:49:58,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 05:49:58,994 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 05:49:58,994 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 05:49:58,994 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 05:49:58,994 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 05:49:58,994 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 05:49:58,994 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 05:49:58,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 05:49:58,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 05:49:58,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 05:49:58,995 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 05:49:58,996 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 05:49:58,996 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 05:49:58,996 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 05:49:58,996 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1
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 ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e477555710806f589e2df4355d107ec5094f895ba0eeca2a28a6fd25b09e9340
[2024-12-02 05:49:59,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 05:49:59,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 05:49:59,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 05:49:59,268 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 05:49:59,269 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 05:49:59,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i
[2024-12-02 05:50:02,001 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/data/b2e0a7ecc/d8cee7cfa3bf4d4bb057576e7c508d05/FLAG324aec1ec
[2024-12-02 05:50:02,431 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 05:50:02,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i
[2024-12-02 05:50:02,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/data/b2e0a7ecc/d8cee7cfa3bf4d4bb057576e7c508d05/FLAG324aec1ec
[2024-12-02 05:50:02,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/data/b2e0a7ecc/d8cee7cfa3bf4d4bb057576e7c508d05
[2024-12-02 05:50:02,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 05:50:02,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 05:50:02,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 05:50:02,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 05:50:02,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 05:50:02,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:50:02" (1/1) ...
[2024-12-02 05:50:02,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3855fe5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:02, skipping insertion in model container
[2024-12-02 05:50:02,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:50:02" (1/1) ...
[2024-12-02 05:50:02,677 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 05:50:07,411 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 05:50:07,425 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 05:50:07,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228]
[2024-12-02 05:50:07,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228]
[2024-12-02 05:50:07,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228]
[2024-12-02 05:50:07,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228]
[2024-12-02 05:50:07,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5817]
[2024-12-02 05:50:07,667 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 05:50:08,030 INFO L204 MainTranslator]: Completed translation
[2024-12-02 05:50:08,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08 WrapperNode
[2024-12-02 05:50:08,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 05:50:08,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 05:50:08,032 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 05:50:08,032 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 05:50:08,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,137 INFO L138 Inliner]: procedures = 1354, calls = 1464, calls flagged for inlining = 353, calls inlined = 20, statements flattened = 344
[2024-12-02 05:50:08,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 05:50:08,138 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 05:50:08,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 05:50:08,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 05:50:08,149 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,153 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,174 INFO L175 MemorySlicer]: Split 51 memory accesses to 7 slices as follows [2, 1, 4, 5, 31, 3, 5]. 61 percent of accesses are in the largest equivalence class. The 43 initializations are split as follows [2, 1, 4, 2, 31, 3, 0]. The 4 writes are split as follows [0, 0, 0, 2, 0, 0, 2].
[2024-12-02 05:50:08,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,191 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,205 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 05:50:08,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 05:50:08,214 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 05:50:08,214 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 05:50:08,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (1/1) ...
[2024-12-02 05:50:08,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 05:50:08,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 05:50:08,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 05:50:08,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 05:50:08,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl
[2024-12-02 05:50:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 05:50:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 05:50:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0
[2024-12-02 05:50:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram
[2024-12-02 05:50:08,274 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5
[2024-12-02 05:50:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6
[2024-12-02 05:50:08,276 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-12-02 05:50:08,626 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 05:50:08,628 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 05:50:09,062 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-12-02 05:50:09,063 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 05:50:09,564 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 05:50:09,565 INFO L312 CfgBuilder]: Removed 1 assume(true) statements.
[2024-12-02 05:50:09,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:50:09 BoogieIcfgContainer
[2024-12-02 05:50:09,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 05:50:09,568 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 05:50:09,568 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 05:50:09,574 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 05:50:09,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:50:02" (1/3) ...
[2024-12-02 05:50:09,575 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd47c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:50:09, skipping insertion in model container
[2024-12-02 05:50:09,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:08" (2/3) ...
[2024-12-02 05:50:09,575 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd47c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:50:09, skipping insertion in model container
[2024-12-02 05:50:09,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:50:09" (3/3) ...
[2024-12-02 05:50:09,576 INFO L128 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i
[2024-12-02 05:50:09,594 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 05:50:09,597 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i that has 3 procedures, 26 locations, 1 initial locations, 1 loop locations, and 0 error locations.
[2024-12-02 05:50:09,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd47c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:50:09, skipping insertion in model container
[2024-12-02 05:50:09,597 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 05:50:09,598 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 05:50:09,598 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 05:50:09,598 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 05:50:09,599 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:50:09" (3/3) ...
[2024-12-02 05:50:09,601 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-12-02 05:50:09,604 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_write_nvram
[2024-12-02 05:50:09,605 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_nvram_unlocked_ioctl
[2024-12-02 05:50:09,611 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 162 nodes and edges
[2024-12-02 05:50:09,611 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 70 nodes and edges
[2024-12-02 05:50:09,611 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges
[2024-12-02 05:50:09,612 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2024-12-02 05:50:09,612 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-12-02 05:50:09,612 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-12-02 05:50:09,703 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 05:50:09,704 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 05:50:09,704 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 05:50:09,706 INFO L158 Benchmark]: Toolchain (without parser) took 7127.47ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 106.6MB in the beginning and 75.3MB in the end (delta: 31.3MB). Peak memory consumption was 194.0MB. Max. memory is 16.1GB.
[2024-12-02 05:50:09,706 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 05:50:09,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5451.78ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 106.6MB in the beginning and 139.3MB in the end (delta: -32.7MB). Peak memory consumption was 145.4MB. Max. memory is 16.1GB.
[2024-12-02 05:50:09,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.18ms. Allocated memory is still 302.0MB. Free memory was 139.3MB in the beginning and 130.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 05:50:09,707 INFO L158 Benchmark]: Boogie Preprocessor took 74.39ms. Allocated memory is still 302.0MB. Free memory was 130.3MB in the beginning and 124.5MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 05:50:09,708 INFO L158 Benchmark]: RCFGBuilder took 1351.71ms. Allocated memory is still 302.0MB. Free memory was 124.5MB in the beginning and 83.7MB in the end (delta: 40.8MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB.
[2024-12-02 05:50:09,708 INFO L158 Benchmark]: TraceAbstraction took 29.29ms. Allocated memory is still 302.0MB. Free memory was 83.7MB in the beginning and 81.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 05:50:09,708 INFO L158 Benchmark]: Witness Printer took 105.96ms. Allocated memory is still 302.0MB. Free memory was 81.2MB in the beginning and 75.3MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 05:50:09,710 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 5451.78ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 106.6MB in the beginning and 139.3MB in the end (delta: -32.7MB). Peak memory consumption was 145.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 106.18ms. Allocated memory is still 302.0MB. Free memory was 139.3MB in the beginning and 130.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 74.39ms. Allocated memory is still 302.0MB. Free memory was 130.3MB in the beginning and 124.5MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 1351.71ms. Allocated memory is still 302.0MB. Free memory was 124.5MB in the beginning and 83.7MB in the end (delta: 40.8MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB.
* TraceAbstraction took 29.29ms. Allocated memory is still 302.0MB. Free memory was 83.7MB in the beginning and 81.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 105.96ms. Allocated memory is still 302.0MB. Free memory was 81.2MB in the beginning and 75.3MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResultAtLocation [Line: 3228]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228]
- GenericResultAtLocation [Line: 3228]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228]
- GenericResultAtLocation [Line: 3228]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228]
- GenericResultAtLocation [Line: 3228]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228]
- GenericResultAtLocation [Line: 5817]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile("ud2"); [5817]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- AllSpecificationsHoldResult: All specifications hold
We were not able to verify any specification because the program does not contain any specification.
RESULT: Ultimate proved your program to be correct!
[2024-12-02 05:50:09,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f8eb92-6e9c-49aa-a66d-5a9474a48cb9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE