./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version b86fb0b7
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_open_pc8736x_gpio_get.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 4727a05bd0c2beb9fb6135787ca7c015e8836148530410ba7995c81bfd8fb466 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml
--- Real Ultimate output ---
This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m
[2024-10-17 21:51:09,426 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-10-17 21:51:09,511 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-10-17 21:51:09,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-10-17 21:51:09,518 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-17 21:51:09,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-17 21:51:09,543 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-17 21:51:09,543 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-17 21:51:09,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-17 21:51:09,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-17 21:51:09,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-17 21:51:09,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-10-17 21:51:09,546 INFO L153 SettingsManager]: * Use SBE=true
[2024-10-17 21:51:09,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-17 21:51:09,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-10-17 21:51:09,549 INFO L153 SettingsManager]: * sizeof long=4
[2024-10-17 21:51:09,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-10-17 21:51:09,550 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-10-17 21:51:09,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-10-17 21:51:09,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-10-17 21:51:09,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-17 21:51:09,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-10-17 21:51:09,551 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-10-17 21:51:09,555 INFO L153 SettingsManager]: * sizeof long double=12
[2024-10-17 21:51:09,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-10-17 21:51:09,556 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-10-17 21:51:09,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-17 21:51:09,556 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-10-17 21:51:09,557 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-10-17 21:51:09,557 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-10-17 21:51:09,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-17 21:51:09,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-17 21:51:09,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-10-17 21:51:09,558 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-10-17 21:51:09,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-10-17 21:51:09,558 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-17 21:51:09,558 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-10-17 21:51:09,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-17 21:51:09,559 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-10-17 21:51:09,559 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-10-17 21:51:09,559 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-10-17 21:51:09,560 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 -> 4727a05bd0c2beb9fb6135787ca7c015e8836148530410ba7995c81bfd8fb466
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Probability for random criterion as percentage -> 20
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Seed for random criterion -> 213
[2024-10-17 21:51:09,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-17 21:51:09,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-17 21:51:09,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-17 21:51:09,925 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-10-17 21:51:09,925 INFO L274 PluginConnector]: CDTParser initialized
[2024-10-17 21:51:09,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i
[2024-10-17 21:51:11,313 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-10-17 21:51:11,774 INFO L384 CDTParser]: Found 1 translation units.
[2024-10-17 21:51:11,775 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i
[2024-10-17 21:51:11,824 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f2a316af8/98f7eb2b371842d88a39f5368c847b2f/FLAG0aca50c31
[2024-10-17 21:51:11,841 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f2a316af8/98f7eb2b371842d88a39f5368c847b2f
[2024-10-17 21:51:11,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-17 21:51:11,845 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-17 21:51:11,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-17 21:51:11,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-17 21:51:11,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-17 21:51:11,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 09:51:11" (1/1) ...
[2024-10-17 21:51:11,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e859154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:51:11, skipping insertion in model container
[2024-10-17 21:51:11,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 09:51:11" (1/1) ...
[2024-10-17 21:51:11,980 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-10-17 21:51:12,338 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_open_pc8736x_gpio_get.i[5469,5482]
[2024-10-17 21:51:15,453 WARN L1659 CHandler]: Possible shadowing of function iminor
[2024-10-17 21:51:15,453 WARN L1659 CHandler]: Possible shadowing of function iminor
[2024-10-17 21:51:15,533 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-17 21:51:15,551 INFO L200 MainTranslator]: Completed pre-run
[2024-10-17 21:51:15,571 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_open_pc8736x_gpio_get.i[5469,5482]
[2024-10-17 21:51:15,748 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]
[2024-10-17 21:51:15,750 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]
[2024-10-17 21:51:15,751 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]
[2024-10-17 21:51:15,751 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]
[2024-10-17 21:51:15,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814]
[2024-10-17 21:51:15,886 WARN L1659 CHandler]: Possible shadowing of function iminor
[2024-10-17 21:51:15,886 WARN L1659 CHandler]: Possible shadowing of function iminor
[2024-10-17 21:51:15,898 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-17 21:51:16,493 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN
[2024-10-17 21:51:16,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46e91e30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:51:16, skipping insertion in model container
[2024-10-17 21:51:16,494 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-17 21:51:16,494 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner
[2024-10-17 21:51:16,496 INFO L158 Benchmark]: Toolchain (without parser) took 4649.61ms. Allocated memory was 176.2MB in the beginning and 247.5MB in the end (delta: 71.3MB). Free memory was 113.6MB in the beginning and 175.0MB in the end (delta: -61.4MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB.
[2024-10-17 21:51:16,496 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-10-17 21:51:16,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4646.79ms. Allocated memory was 176.2MB in the beginning and 247.5MB in the end (delta: 71.3MB). Free memory was 113.6MB in the beginning and 175.0MB in the end (delta: -61.4MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB.
[2024-10-17 21:51:16,499 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 4646.79ms. Allocated memory was 176.2MB in the beginning and 247.5MB in the end (delta: 71.3MB). Free memory was 113.6MB in the beginning and 175.0MB in the end (delta: -61.4MB). Peak memory consumption was 101.3MB. 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_open_pc8736x_gpio_get.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 4727a05bd0c2beb9fb6135787ca7c015e8836148530410ba7995c81bfd8fb466 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml
--- Real Ultimate output ---
This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m
[2024-10-17 21:51:18,560 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-10-17 21:51:18,622 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf
[2024-10-17 21:51:18,628 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-10-17 21:51:18,628 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-17 21:51:18,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-17 21:51:18,664 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-17 21:51:18,664 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-17 21:51:18,667 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-17 21:51:18,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-17 21:51:18,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-17 21:51:18,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-10-17 21:51:18,670 INFO L153 SettingsManager]: * Use SBE=true
[2024-10-17 21:51:18,672 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-17 21:51:18,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-10-17 21:51:18,672 INFO L153 SettingsManager]: * sizeof long=4
[2024-10-17 21:51:18,673 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-10-17 21:51:18,673 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-10-17 21:51:18,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-10-17 21:51:18,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-17 21:51:18,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-10-17 21:51:18,674 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-10-17 21:51:18,675 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-10-17 21:51:18,675 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-10-17 21:51:18,675 INFO L153 SettingsManager]: * sizeof long double=12
[2024-10-17 21:51:18,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-10-17 21:51:18,676 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-10-17 21:51:18,676 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-17 21:51:18,677 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-10-17 21:51:18,677 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-10-17 21:51:18,677 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-10-17 21:51:18,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-17 21:51:18,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-17 21:51:18,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-10-17 21:51:18,678 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-10-17 21:51:18,679 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-10-17 21:51:18,679 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-17 21:51:18,679 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-10-17 21:51:18,679 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2024-10-17 21:51:18,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-17 21:51:18,680 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-10-17 21:51:18,680 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-10-17 21:51:18,681 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-10-17 21:51:18,681 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 -> 4727a05bd0c2beb9fb6135787ca7c015e8836148530410ba7995c81bfd8fb466
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Probability for random criterion as percentage -> 20
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Seed for random criterion -> 213
[2024-10-17 21:51:19,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-17 21:51:19,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-17 21:51:19,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-17 21:51:19,055 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-10-17 21:51:19,058 INFO L274 PluginConnector]: CDTParser initialized
[2024-10-17 21:51:19,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i
[2024-10-17 21:51:20,586 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-10-17 21:51:21,077 INFO L384 CDTParser]: Found 1 translation units.
[2024-10-17 21:51:21,078 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i
[2024-10-17 21:51:21,126 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0f106804e/ee633b9907564411b979d18c1a4ddb15/FLAG63116815f
[2024-10-17 21:51:21,146 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0f106804e/ee633b9907564411b979d18c1a4ddb15
[2024-10-17 21:51:21,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-17 21:51:21,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-17 21:51:21,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-17 21:51:21,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-17 21:51:21,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-17 21:51:21,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 09:51:21" (1/1) ...
[2024-10-17 21:51:21,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f644fc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:51:21, skipping insertion in model container
[2024-10-17 21:51:21,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 09:51:21" (1/1) ...
[2024-10-17 21:51:21,258 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-10-17 21:51:21,655 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_open_pc8736x_gpio_get.i[5469,5482]
[2024-10-17 21:51:24,966 WARN L1659 CHandler]: Possible shadowing of function iminor
[2024-10-17 21:51:24,967 WARN L1659 CHandler]: Possible shadowing of function iminor
[2024-10-17 21:51:25,070 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-17 21:51:25,101 INFO L200 MainTranslator]: Completed pre-run
[2024-10-17 21:51:25,126 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_open_pc8736x_gpio_get.i[5469,5482]
[2024-10-17 21:51:25,212 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]
[2024-10-17 21:51:25,214 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]
[2024-10-17 21:51:25,215 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]
[2024-10-17 21:51:25,215 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]
[2024-10-17 21:51:25,331 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814]
[2024-10-17 21:51:25,369 WARN L1659 CHandler]: Possible shadowing of function iminor
[2024-10-17 21:51:25,369 WARN L1659 CHandler]: Possible shadowing of function iminor
[2024-10-17 21:51:25,379 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-17 21:51:25,929 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN
[2024-10-17 21:51:25,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f2273e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:51:25, skipping insertion in model container
[2024-10-17 21:51:25,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-17 21:51:25,933 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner
[2024-10-17 21:51:25,936 INFO L158 Benchmark]: Toolchain (without parser) took 4782.92ms. Allocated memory was 77.6MB in the beginning and 144.7MB in the end (delta: 67.1MB). Free memory was 52.8MB in the beginning and 37.0MB in the end (delta: 15.8MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB.
[2024-10-17 21:51:25,937 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 58.7MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-10-17 21:51:25,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4780.59ms. Allocated memory was 77.6MB in the beginning and 144.7MB in the end (delta: 67.1MB). Free memory was 52.8MB in the beginning and 37.0MB in the end (delta: 15.8MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB.
[2024-10-17 21:51:25,938 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.99ms. Allocated memory is still 58.7MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 4780.59ms. Allocated memory was 77.6MB in the beginning and 144.7MB in the end (delta: 67.1MB). Free memory was 52.8MB in the beginning and 37.0MB in the end (delta: 15.8MB). Peak memory consumption was 87.5MB. 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
Writing output log to file Ultimate.log
Result:
UNKNOWN