./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_current.i --full-output --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee 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/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 21:17:39,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 21:17:39,271 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 21:17:39,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 21:17:39,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 21:17:39,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 21:17:39,308 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 21:17:39,308 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 21:17:39,309 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 21:17:39,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 21:17:39,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 21:17:39,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 21:17:39,310 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 21:17:39,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 21:17:39,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 21:17:39,311 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 21:17:39,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 21:17:39,312 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 21:17:39,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 21:17:39,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 21:17:39,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 21:17:39,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 21:17:39,314 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 21:17:39,314 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 21:17:39,315 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 21:17:39,315 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 21:17:39,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 21:17:39,316 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 21:17:39,316 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 21:17:39,316 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 21:17:39,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 21:17:39,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 21:17:39,317 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 21:17:39,317 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 21:17:39,318 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 21:17:39,318 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 21:17:39,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 21:17:39,319 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 21:17:39,319 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 21:17:39,319 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 21:17:39,320 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 21:17:39,320 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 21:17:39,320 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-13 21:17:39,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 21:17:39,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 21:17:39,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 21:17:39,575 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 21:17:39,575 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 21:17:39,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml [2024-08-13 21:17:39,719 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 21:17:39,721 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 21:17:39,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-08-13 21:17:41,169 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 21:17:41,638 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 21:17:41,639 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-08-13 21:17:41,681 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b0faa4f67/e5c4bf0c754c495fbee244d1ce53f9c4/FLAG5d5f180d0 [2024-08-13 21:17:41,698 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b0faa4f67/e5c4bf0c754c495fbee244d1ce53f9c4 [2024-08-13 21:17:41,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 21:17:41,700 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 21:17:41,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 21:17:41,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 21:17:41,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 21:17:41,706 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:17:39" (1/2) ... [2024-08-13 21:17:41,707 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d75651a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:17:41, skipping insertion in model container [2024-08-13 21:17:41,707 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:17:39" (1/2) ... [2024-08-13 21:17:41,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ec2bfee and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:17:41, skipping insertion in model container [2024-08-13 21:17:41,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:17:41" (2/2) ... [2024-08-13 21:17:41,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d75651a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:17:41, skipping insertion in model container [2024-08-13 21:17:41,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:17:41" (2/2) ... [2024-08-13 21:17:41,710 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-13 21:17:41,714 INFO L92 edCorrectnessWitness]: Witness did not contain any usable entries. [2024-08-13 21:17:41,819 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 21:17:42,225 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_current.i[5469,5482] [2024-08-13 21:17:46,693 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:17:46,693 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:17:46,777 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:17:46,803 INFO L202 MainTranslator]: Completed pre-run [2024-08-13 21:17:46,831 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_current.i[5469,5482] [2024-08-13 21:17:46,926 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] [2024-08-13 21:17:46,928 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] [2024-08-13 21:17:46,929 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] [2024-08-13 21:17:46,929 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] [2024-08-13 21:17:47,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-13 21:17:47,068 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:17:47,069 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:17:47,156 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:17:47,549 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-08-13 21:17:47,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ec2bfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:17:47, skipping insertion in model container [2024-08-13 21:17:47,550 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 21:17:47,550 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-13 21:17:47,552 INFO L158 Benchmark]: Toolchain (without parser) took 5851.22ms. Allocated memory was 167.8MB in the beginning and 239.1MB in the end (delta: 71.3MB). Free memory was 120.3MB in the beginning and 137.8MB in the end (delta: -17.5MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. [2024-08-13 21:17:47,552 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 121.6MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:17:47,553 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 121.6MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:17:47,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5849.05ms. Allocated memory was 167.8MB in the beginning and 239.1MB in the end (delta: 71.3MB). Free memory was 120.3MB in the beginning and 137.8MB in the end (delta: -17.5MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. [2024-08-13 21:17:47,555 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 121.6MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.67ms. Allocated memory is still 121.6MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5849.05ms. Allocated memory was 167.8MB in the beginning and 239.1MB in the end (delta: 71.3MB). Free memory was 120.3MB in the beginning and 137.8MB in the end (delta: -17.5MB). Peak memory consumption was 124.4MB. 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/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 21:17:49,470 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 21:17:49,540 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-13 21:17:49,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 21:17:49,546 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 21:17:49,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 21:17:49,580 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 21:17:49,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 21:17:49,581 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 21:17:49,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 21:17:49,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 21:17:49,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 21:17:49,583 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 21:17:49,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 21:17:49,587 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 21:17:49,587 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 21:17:49,587 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 21:17:49,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 21:17:49,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 21:17:49,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 21:17:49,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 21:17:49,589 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-13 21:17:49,589 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 21:17:49,590 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-13 21:17:49,590 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 21:17:49,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 21:17:49,590 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 21:17:49,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 21:17:49,591 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 21:17:49,591 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 21:17:49,591 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 21:17:49,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 21:17:49,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 21:17:49,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 21:17:49,593 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 21:17:49,593 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-13 21:17:49,593 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 21:17:49,594 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-13 21:17:49,594 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 21:17:49,594 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 21:17:49,594 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 21:17:49,595 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 21:17:49,595 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 21:17:49,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-13 21:17:49,596 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-13 21:17:49,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 21:17:49,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 21:17:49,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 21:17:49,937 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 21:17:49,937 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 21:17:49,938 INFO L431 ainManager$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_current.i [2024-08-13 21:17:51,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 21:17:52,007 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 21:17:52,007 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-08-13 21:17:52,059 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4f152b492/d71bc001e3bf4500b5d71f6280b447db/FLAG7548d253b [2024-08-13 21:17:52,077 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4f152b492/d71bc001e3bf4500b5d71f6280b447db [2024-08-13 21:17:52,080 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 21:17:52,081 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 21:17:52,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml [2024-08-13 21:17:52,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 21:17:52,222 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 21:17:52,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 21:17:52,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 21:17:52,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 21:17:52,229 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:17:52" (1/2) ... [2024-08-13 21:17:52,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef7ef49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:17:52, skipping insertion in model container [2024-08-13 21:17:52,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:17:52" (1/2) ... [2024-08-13 21:17:52,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15c0981b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:17:52, skipping insertion in model container [2024-08-13 21:17:52,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:17:52" (2/2) ... [2024-08-13 21:17:52,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef7ef49 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:17:52, skipping insertion in model container [2024-08-13 21:17:52,234 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:17:52" (2/2) ... [2024-08-13 21:17:52,234 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-13 21:17:52,239 INFO L92 edCorrectnessWitness]: Witness did not contain any usable entries. [2024-08-13 21:17:52,344 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 21:17:52,674 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_current.i[5469,5482] [2024-08-13 21:17:55,567 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:17:55,568 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:17:55,650 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:17:55,686 INFO L202 MainTranslator]: Completed pre-run [2024-08-13 21:17:55,713 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_current.i[5469,5482] [2024-08-13 21:17:55,871 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] [2024-08-13 21:17:55,874 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] [2024-08-13 21:17:55,875 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] [2024-08-13 21:17:55,875 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] [2024-08-13 21:17:56,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-13 21:17:56,075 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:17:56,075 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:17:56,087 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:17:56,542 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-08-13 21:17:56,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15c0981b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:17:56, skipping insertion in model container [2024-08-13 21:17:56,543 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 21:17:56,543 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-13 21:17:56,548 INFO L158 Benchmark]: Toolchain (without parser) took 4322.02ms. Allocated memory was 58.7MB in the beginning and 142.6MB in the end (delta: 83.9MB). Free memory was 27.5MB in the beginning and 47.3MB in the end (delta: -19.7MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2024-08-13 21:17:56,550 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 44.0MB. Free memory is still 21.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:17:56,551 INFO L158 Benchmark]: Witness Parser took 0.59ms. Allocated memory is still 58.7MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:17:56,551 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4319.00ms. Allocated memory was 58.7MB in the beginning and 142.6MB in the end (delta: 83.9MB). Free memory was 27.3MB in the beginning and 47.3MB in the end (delta: -19.9MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2024-08-13 21:17:56,553 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 44.0MB. Free memory is still 21.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.59ms. Allocated memory is still 58.7MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4319.00ms. Allocated memory was 58.7MB in the beginning and 142.6MB in the end (delta: 83.9MB). Free memory was 27.3MB in the beginning and 47.3MB in the end (delta: -19.9MB). Peak memory consumption was 82.0MB. 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