./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 --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2cc22fce 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.2024-06-19_11-23-25.files/mutex-meet-rel/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 --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2cc22fc-m [2024-07-22 20:12:55,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-22 20:12:55,306 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-22 20:12:55,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-22 20:12:55,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-22 20:12:55,355 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-22 20:12:55,358 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-22 20:12:55,358 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-22 20:12:55,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-22 20:12:55,359 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-22 20:12:55,359 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-22 20:12:55,360 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-22 20:12:55,360 INFO L153 SettingsManager]: * Use SBE=true [2024-07-22 20:12:55,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-22 20:12:55,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-22 20:12:55,361 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-22 20:12:55,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-22 20:12:55,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-22 20:12:55,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-22 20:12:55,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-22 20:12:55,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-22 20:12:55,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-22 20:12:55,373 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-22 20:12:55,373 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-22 20:12:55,374 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-22 20:12:55,374 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-22 20:12:55,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-22 20:12:55,375 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-22 20:12:55,375 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-22 20:12:55,375 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-22 20:12:55,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 20:12:55,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-22 20:12:55,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-22 20:12:55,377 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-22 20:12:55,377 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-22 20:12:55,377 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-22 20:12:55,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-22 20:12:55,378 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-22 20:12:55,378 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-22 20:12:55,378 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-22 20:12:55,379 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-22 20:12:55,379 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-22 20:12:55,379 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-22 20:12:55,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-22 20:12:55,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-22 20:12:55,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-22 20:12:55,642 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-22 20:12:55,642 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-22 20:12:55,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml [2024-07-22 20:12:55,730 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-22 20:12:55,730 INFO L274 PluginConnector]: CDTParser initialized [2024-07-22 20:12:55,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-07-22 20:12:56,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-22 20:12:57,468 INFO L384 CDTParser]: Found 1 translation units. [2024-07-22 20:12:57,469 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-07-22 20:12:57,513 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/180122602/1b18351c09ac40ef808d74061830e00d/FLAG3ad473bb4 [2024-07-22 20:12:57,530 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/180122602/1b18351c09ac40ef808d74061830e00d [2024-07-22 20:12:57,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-22 20:12:57,531 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-07-22 20:12:57,535 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-22 20:12:57,535 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-22 20:12:57,540 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-22 20:12:57,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:12:55" (1/2) ... [2024-07-22 20:12:57,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e534a4c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:12:57, skipping insertion in model container [2024-07-22 20:12:57,542 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:12:55" (1/2) ... [2024-07-22 20:12:57,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8f04bd9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:12:57, skipping insertion in model container [2024-07-22 20:12:57,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:12:57" (2/2) ... [2024-07-22 20:12:57,545 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e534a4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:12:57, skipping insertion in model container [2024-07-22 20:12:57,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:12:57" (2/2) ... [2024-07-22 20:12:57,546 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-22 20:12:57,624 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-22 20:12:57,625 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-07-22 20:12:57,625 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-07-22 20:12:57,626 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-22 20:12:57,626 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-07-22 20:12:57,721 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-22 20:13:01,998 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 20:13:01,999 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 20:13:02,087 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 20:13:02,106 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-22 20:13:02,259 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] [2024-07-22 20:13:02,261 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] [2024-07-22 20:13:02,261 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] [2024-07-22 20:13:02,262 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] [2024-07-22 20:13:02,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-22 20:13:02,530 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 20:13:02,531 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-22 20:13:02,546 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 20:13:03,037 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-07-22 20:13:03,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8f04bd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:13:03, skipping insertion in model container [2024-07-22 20:13:03,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-22 20:13:03,039 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-22 20:13:03,040 INFO L158 Benchmark]: Toolchain (without parser) took 5508.06ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 82.6MB in the beginning and 82.0MB in the end (delta: 596.0kB). Peak memory consumption was 98.8MB. Max. memory is 16.1GB. [2024-07-22 20:13:03,041 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 151.0MB. Free memory is still 117.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:13:03,041 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 151.0MB. Free memory is still 115.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:13:03,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5503.91ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 82.6MB in the beginning and 82.0MB in the end (delta: 596.0kB). Peak memory consumption was 98.8MB. Max. memory is 16.1GB. [2024-07-22 20:13:03,043 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 0.20ms. Allocated memory is still 151.0MB. Free memory is still 117.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 151.0MB. Free memory is still 115.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5503.91ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 82.6MB in the beginning and 82.0MB in the end (delta: 596.0kB). Peak memory consumption was 98.8MB. 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.2024-06-19_11-23-25.files/mutex-meet-rel/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 --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2cc22fc-m [2024-07-22 20:13:05,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-22 20:13:05,193 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-07-22 20:13:05,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-22 20:13:05,199 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-22 20:13:05,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-22 20:13:05,234 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-22 20:13:05,235 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-22 20:13:05,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-22 20:13:05,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-22 20:13:05,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-22 20:13:05,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-22 20:13:05,240 INFO L153 SettingsManager]: * Use SBE=true [2024-07-22 20:13:05,242 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-22 20:13:05,242 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-22 20:13:05,242 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-22 20:13:05,243 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-22 20:13:05,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-22 20:13:05,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-22 20:13:05,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-22 20:13:05,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-22 20:13:05,244 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-07-22 20:13:05,244 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-22 20:13:05,245 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-07-22 20:13:05,245 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-22 20:13:05,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-22 20:13:05,246 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-22 20:13:05,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-22 20:13:05,246 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-22 20:13:05,246 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-22 20:13:05,247 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-22 20:13:05,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 20:13:05,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-22 20:13:05,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-22 20:13:05,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-22 20:13:05,249 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-07-22 20:13:05,249 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-22 20:13:05,249 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-07-22 20:13:05,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-22 20:13:05,250 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-22 20:13:05,250 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-22 20:13:05,251 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-22 20:13:05,251 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-22 20:13:05,251 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-07-22 20:13:05,251 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-22 20:13:05,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-22 20:13:05,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-22 20:13:05,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-22 20:13:05,590 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-22 20:13:05,591 INFO L274 PluginConnector]: CDTParser initialized [2024-07-22 20:13:05,592 INFO L431 ainManager$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 [2024-07-22 20:13:06,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-22 20:13:07,336 INFO L384 CDTParser]: Found 1 translation units. [2024-07-22 20:13:07,337 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-07-22 20:13:07,384 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5828b2a09/ebff41d1003f48d98ffb6145b35de77a/FLAGf92c753e7 [2024-07-22 20:13:07,403 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5828b2a09/ebff41d1003f48d98ffb6145b35de77a [2024-07-22 20:13:07,406 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-22 20:13:07,407 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-22 20:13:07,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml [2024-07-22 20:13:07,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-22 20:13:07,501 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-07-22 20:13:07,502 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-22 20:13:07,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-22 20:13:07,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-22 20:13:07,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:13:07" (1/2) ... [2024-07-22 20:13:07,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a211610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:13:07, skipping insertion in model container [2024-07-22 20:13:07,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:13:07" (1/2) ... [2024-07-22 20:13:07,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63a370af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:13:07, skipping insertion in model container [2024-07-22 20:13:07,509 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:13:07" (2/2) ... [2024-07-22 20:13:07,510 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a211610 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:13:07, skipping insertion in model container [2024-07-22 20:13:07,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:13:07" (2/2) ... [2024-07-22 20:13:07,510 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-22 20:13:07,590 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-22 20:13:07,591 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-07-22 20:13:07,591 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-07-22 20:13:07,591 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-22 20:13:07,592 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-07-22 20:13:07,692 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-22 20:13:11,105 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 20:13:11,108 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 20:13:11,200 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 20:13:11,220 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-22 20:13:11,381 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] [2024-07-22 20:13:11,383 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] [2024-07-22 20:13:11,384 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] [2024-07-22 20:13:11,384 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] [2024-07-22 20:13:11,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-22 20:13:11,571 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 20:13:11,571 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-22 20:13:11,589 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 20:13:12,045 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-07-22 20:13:12,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63a370af and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:13:12, skipping insertion in model container [2024-07-22 20:13:12,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-22 20:13:12,046 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-22 20:13:12,048 INFO L158 Benchmark]: Toolchain (without parser) took 4546.12ms. Allocated memory was 81.8MB in the beginning and 132.1MB in the end (delta: 50.3MB). Free memory was 58.1MB in the beginning and 40.1MB in the end (delta: 18.0MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. [2024-07-22 20:13:12,048 INFO L158 Benchmark]: CDTParser took 0.98ms. Allocated memory is still 65.0MB. Free memory was 41.8MB in the beginning and 41.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:13:12,049 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 29.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:13:12,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4544.34ms. Allocated memory was 81.8MB in the beginning and 132.1MB in the end (delta: 50.3MB). Free memory was 58.1MB in the beginning and 40.1MB in the end (delta: 18.0MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. [2024-07-22 20:13:12,051 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98ms. Allocated memory is still 65.0MB. Free memory was 41.8MB in the beginning and 41.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 29.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4544.34ms. Allocated memory was 81.8MB in the beginning and 132.1MB in the end (delta: 50.3MB). Free memory was 58.1MB in the beginning and 40.1MB in the end (delta: 18.0MB). Peak memory consumption was 78.9MB. 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