./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version dfe144c0
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ac84cf24b5b5b9b16e5c2e8f7a5daf33df960b9d3f4360935af2cc06ca9d540
--- Real Ultimate output ---
This is Ultimate 0.2.4-tmp.fs.goblint-validation-dfe144c-m
[2024-07-20 20:25:03,977 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-07-20 20:25:04,020 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-07-20 20:25:04,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-07-20 20:25:04,028 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-07-20 20:25:04,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-07-20 20:25:04,054 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-07-20 20:25:04,054 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-07-20 20:25:04,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-07-20 20:25:04,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-07-20 20:25:04,060 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-07-20 20:25:04,060 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-07-20 20:25:04,061 INFO L153 SettingsManager]: * Use SBE=true
[2024-07-20 20:25:04,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-07-20 20:25:04,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-07-20 20:25:04,062 INFO L153 SettingsManager]: * sizeof long=4
[2024-07-20 20:25:04,062 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-07-20 20:25:04,062 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-07-20 20:25:04,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-07-20 20:25:04,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-07-20 20:25:04,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-07-20 20:25:04,063 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-07-20 20:25:04,064 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-07-20 20:25:04,064 INFO L153 SettingsManager]: * sizeof long double=12
[2024-07-20 20:25:04,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-07-20 20:25:04,064 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-07-20 20:25:04,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-07-20 20:25:04,065 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-07-20 20:25:04,065 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-07-20 20:25:04,065 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-07-20 20:25:04,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-07-20 20:25:04,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-07-20 20:25:04,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-07-20 20:25:04,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-07-20 20:25:04,066 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-07-20 20:25:04,067 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-07-20 20:25:04,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-07-20 20:25:04,067 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-07-20 20:25:04,067 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-07-20 20:25:04,067 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2024-07-20 20:25:04,067 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-07-20 20:25:04,068 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-07-20 20:25:04,068 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:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ac84cf24b5b5b9b16e5c2e8f7a5daf33df960b9d3f4360935af2cc06ca9d540
[2024-07-20 20:25:04,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-07-20 20:25:04,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-07-20 20:25:04,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-07-20 20:25:04,334 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-07-20 20:25:04,334 INFO L274 PluginConnector]: CDTParser initialized
[2024-07-20 20:25:04,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i
[2024-07-20 20:25:05,199 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-07-20 20:25:05,592 INFO L384 CDTParser]: Found 1 translation units.
[2024-07-20 20:25:05,593 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i
[2024-07-20 20:25:05,628 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bf1388235/cdfc0ac2639d4044816500fe1fe559bf/FLAG3455429ca
[2024-07-20 20:25:05,645 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bf1388235/cdfc0ac2639d4044816500fe1fe559bf
[2024-07-20 20:25:05,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-07-20 20:25:05,649 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-07-20 20:25:05,650 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-07-20 20:25:05,650 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-07-20 20:25:05,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-07-20 20:25:05,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 08:25:05" (1/1) ...
[2024-07-20 20:25:05,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e20390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 08:25:05, skipping insertion in model container
[2024-07-20 20:25:05,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 08:25:05" (1/1) ...
[2024-07-20 20:25:05,737 INFO L177 MainTranslator]: Built tables and reachable declarations
[2024-07-20 20:25:06,005 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i[5469,5482]
[2024-07-20 20:25:09,219 WARN L1645 CHandler]: Possible shadowing of function iminor
[2024-07-20 20:25:09,221 WARN L1645 CHandler]: Possible shadowing of function iminor
[2024-07-20 20:25:09,274 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-07-20 20:25:09,289 INFO L202 MainTranslator]: Completed pre-run
[2024-07-20 20:25:09,307 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i[5469,5482]
[2024-07-20 20:25:09,365 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
[2024-07-20 20:25:09,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
[2024-07-20 20:25:09,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
[2024-07-20 20:25:09,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
[2024-07-20 20:25:09,432 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814]
[2024-07-20 20:25:09,458 WARN L1645 CHandler]: Possible shadowing of function iminor
[2024-07-20 20:25:09,459 WARN L1645 CHandler]: Possible shadowing of function iminor
[2024-07-20 20:25:09,468 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-07-20 20:25:09,847 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN
[2024-07-20 20:25:09,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@452d6d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 08:25:09, skipping insertion in model container
[2024-07-20 20:25:09,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-07-20 20:25:09,848 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner
[2024-07-20 20:25:09,849 INFO L158 Benchmark]: Toolchain (without parser) took 4199.57ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 131.3MB in the beginning and 127.4MB in the end (delta: 3.9MB). Peak memory consumption was 137.5MB. Max. memory is 16.1GB.
[2024-07-20 20:25:09,849 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 109.1MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-07-20 20:25:09,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4198.07ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 131.3MB in the beginning and 127.4MB in the end (delta: 3.9MB). Peak memory consumption was 137.5MB. Max. memory is 16.1GB.
[2024-07-20 20:25:09,851 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.09ms. Allocated memory is still 109.1MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 4198.07ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 131.3MB in the beginning and 127.4MB in the end (delta: 3.9MB). Peak memory consumption was 137.5MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResultAtLocation [Line: 3227]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
- GenericResultAtLocation [Line: 3227]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
- GenericResultAtLocation [Line: 3227]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
- GenericResultAtLocation [Line: 3227]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
- GenericResultAtLocation [Line: 5814]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile("ud2"); [5814]
- UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax
The following functions are not defined or handled internally: ____ilog2_NaN
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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ac84cf24b5b5b9b16e5c2e8f7a5daf33df960b9d3f4360935af2cc06ca9d540
--- Real Ultimate output ---
This is Ultimate 0.2.4-tmp.fs.goblint-validation-dfe144c-m
[2024-07-20 20:25:11,542 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-07-20 20:25:11,615 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf
[2024-07-20 20:25:11,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-07-20 20:25:11,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-07-20 20:25:11,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-07-20 20:25:11,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-07-20 20:25:11,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-07-20 20:25:11,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-07-20 20:25:11,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-07-20 20:25:11,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-07-20 20:25:11,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-07-20 20:25:11,647 INFO L153 SettingsManager]: * Use SBE=true
[2024-07-20 20:25:11,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-07-20 20:25:11,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-07-20 20:25:11,648 INFO L153 SettingsManager]: * sizeof long=4
[2024-07-20 20:25:11,648 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-07-20 20:25:11,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-07-20 20:25:11,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-07-20 20:25:11,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-07-20 20:25:11,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-07-20 20:25:11,649 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-07-20 20:25:11,650 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-07-20 20:25:11,650 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-07-20 20:25:11,650 INFO L153 SettingsManager]: * sizeof long double=12
[2024-07-20 20:25:11,650 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-07-20 20:25:11,650 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-07-20 20:25:11,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-07-20 20:25:11,651 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-07-20 20:25:11,651 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-07-20 20:25:11,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-07-20 20:25:11,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-07-20 20:25:11,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-07-20 20:25:11,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-07-20 20:25:11,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-07-20 20:25:11,653 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-07-20 20:25:11,653 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-07-20 20:25:11,653 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-07-20 20:25:11,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-07-20 20:25:11,654 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-07-20 20:25:11,654 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2024-07-20 20:25:11,654 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-07-20 20:25:11,654 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-07-20 20:25:11,654 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-07-20 20:25:11,655 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ac84cf24b5b5b9b16e5c2e8f7a5daf33df960b9d3f4360935af2cc06ca9d540
[2024-07-20 20:25:11,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-07-20 20:25:11,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-07-20 20:25:11,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-07-20 20:25:11,894 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-07-20 20:25:11,894 INFO L274 PluginConnector]: CDTParser initialized
[2024-07-20 20:25:11,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i
[2024-07-20 20:25:12,938 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-07-20 20:25:13,321 INFO L384 CDTParser]: Found 1 translation units.
[2024-07-20 20:25:13,322 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i
[2024-07-20 20:25:13,361 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/563e703af/0bbe6264f99045869a30bb678a0b74bb/FLAG62a932148
[2024-07-20 20:25:13,373 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/563e703af/0bbe6264f99045869a30bb678a0b74bb
[2024-07-20 20:25:13,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-07-20 20:25:13,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-07-20 20:25:13,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-07-20 20:25:13,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-07-20 20:25:13,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-07-20 20:25:13,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 08:25:13" (1/1) ...
[2024-07-20 20:25:13,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f135ab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 08:25:13, skipping insertion in model container
[2024-07-20 20:25:13,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 08:25:13" (1/1) ...
[2024-07-20 20:25:13,502 INFO L177 MainTranslator]: Built tables and reachable declarations
[2024-07-20 20:25:13,760 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i[5469,5482]
[2024-07-20 20:25:15,947 WARN L1645 CHandler]: Possible shadowing of function iminor
[2024-07-20 20:25:15,947 WARN L1645 CHandler]: Possible shadowing of function iminor
[2024-07-20 20:25:15,999 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-07-20 20:25:16,017 INFO L202 MainTranslator]: Completed pre-run
[2024-07-20 20:25:16,036 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i[5469,5482]
[2024-07-20 20:25:16,138 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
[2024-07-20 20:25:16,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
[2024-07-20 20:25:16,141 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
[2024-07-20 20:25:16,141 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
[2024-07-20 20:25:16,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814]
[2024-07-20 20:25:16,283 WARN L1645 CHandler]: Possible shadowing of function iminor
[2024-07-20 20:25:16,284 WARN L1645 CHandler]: Possible shadowing of function iminor
[2024-07-20 20:25:16,290 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-07-20 20:25:16,675 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN
[2024-07-20 20:25:16,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72f27ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 08:25:16, skipping insertion in model container
[2024-07-20 20:25:16,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-07-20 20:25:16,676 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner
[2024-07-20 20:25:16,678 INFO L158 Benchmark]: Toolchain (without parser) took 3300.05ms. Allocated memory was 62.9MB in the beginning and 165.7MB in the end (delta: 102.8MB). Free memory was 29.1MB in the beginning and 66.1MB in the end (delta: -37.0MB). Peak memory consumption was 100.0MB. Max. memory is 16.1GB.
[2024-07-20 20:25:16,678 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-07-20 20:25:16,678 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3298.19ms. Allocated memory was 62.9MB in the beginning and 165.7MB in the end (delta: 102.8MB). Free memory was 28.9MB in the beginning and 66.1MB in the end (delta: -37.2MB). Peak memory consumption was 100.0MB. Max. memory is 16.1GB.
[2024-07-20 20:25:16,679 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 3298.19ms. Allocated memory was 62.9MB in the beginning and 165.7MB in the end (delta: 102.8MB). Free memory was 28.9MB in the beginning and 66.1MB in the end (delta: -37.2MB). Peak memory consumption was 100.0MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResultAtLocation [Line: 3227]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
- GenericResultAtLocation [Line: 3227]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
- GenericResultAtLocation [Line: 3227]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
- GenericResultAtLocation [Line: 3227]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227]
- GenericResultAtLocation [Line: 5814]: Unsoundness Warning
Ignoring inline assembler instruction C: asm volatile("ud2"); [5814]
- UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax
The following functions are not defined or handled internally: ____ilog2_NaN
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN