./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.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-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.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_configure_pc8736x_gpio_set.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.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 22:35:35,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-22 22:35:35,139 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-22 22:35:35,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-22 22:35:35,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-22 22:35:35,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-22 22:35:35,179 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-22 22:35:35,179 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-22 22:35:35,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-22 22:35:35,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-22 22:35:35,185 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-22 22:35:35,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-22 22:35:35,186 INFO L153 SettingsManager]: * Use SBE=true [2024-07-22 22:35:35,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-22 22:35:35,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-22 22:35:35,187 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-22 22:35:35,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-22 22:35:35,188 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-22 22:35:35,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-22 22:35:35,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-22 22:35:35,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-22 22:35:35,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-22 22:35:35,189 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-22 22:35:35,189 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-22 22:35:35,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-22 22:35:35,190 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-22 22:35:35,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-22 22:35:35,191 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-22 22:35:35,191 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-22 22:35:35,191 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-22 22:35:35,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 22:35:35,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-22 22:35:35,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-22 22:35:35,193 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-22 22:35:35,193 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-22 22:35:35,193 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-22 22:35:35,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-22 22:35:35,193 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-22 22:35:35,193 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-22 22:35:35,194 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-22 22:35:35,194 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-22 22:35:35,194 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-22 22:35:35,194 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-22 22:35:35,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-22 22:35:35,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-22 22:35:35,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-22 22:35:35,455 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-22 22:35:35,455 INFO L274 PluginConnector]: CDTParser initialized [2024-07-22 22:35:35,456 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i [2024-07-22 22:35:36,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-22 22:35:37,021 INFO L384 CDTParser]: Found 1 translation units. [2024-07-22 22:35:37,021 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i [2024-07-22 22:35:37,064 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8a01dda4c/4e86ecc5da9347e294d2e621aebbb88a/FLAGfe215a9cd [2024-07-22 22:35:37,086 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8a01dda4c/4e86ecc5da9347e294d2e621aebbb88a [2024-07-22 22:35:37,088 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-22 22:35:37,089 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-22 22:35:37,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.yml/witness.yml [2024-07-22 22:35:37,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-22 22:35:37,194 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-07-22 22:35:37,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-22 22:35:37,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-22 22:35:37,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-22 22:35:37,202 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:35:37" (1/2) ... [2024-07-22 22:35:37,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5083e3f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:35:37, skipping insertion in model container [2024-07-22 22:35:37,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:35:37" (1/2) ... [2024-07-22 22:35:37,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5138366d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:35:37, skipping insertion in model container [2024-07-22 22:35:37,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 10:35:37" (2/2) ... [2024-07-22 22:35:37,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5083e3f2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 10:35:37, skipping insertion in model container [2024-07-22 22:35:37,208 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 10:35:37" (2/2) ... [2024-07-22 22:35:37,208 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-22 22:35:37,345 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-22 22:35:37,346 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] ((((! multithreaded || (((_whoop_init == & pc8736x_gpio_init && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-22 22:35:37,346 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] ((((! multithreaded || (((_whoop_init == & pc8736x_gpio_init && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-22 22:35:37,347 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-22 22:35:37,347 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-07-22 22:35:37,414 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-22 22:35:41,635 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 22:35:41,636 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 22:35:41,685 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 22:35:41,696 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-22 22:35:41,849 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 22:35:41,851 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 22:35:41,851 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 22:35:41,852 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 22:35:41,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-22 22:35:41,958 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 22:35:41,958 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-07-22 22:35:41,975 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-07-22 22:35:41,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5138366d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 10:35:41, skipping insertion in model container [2024-07-22 22:35:41,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-22 22:35:41,976 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-22 22:35:41,978 INFO L158 Benchmark]: Toolchain (without parser) took 4782.62ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 105.3MB in the beginning and 98.9MB in the end (delta: 6.4MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2024-07-22 22:35:41,979 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 146.8MB. Free memory was 103.3MB in the beginning and 103.2MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 22:35:41,979 INFO L158 Benchmark]: Witness Parser took 0.33ms. Allocated memory is still 146.8MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 22:35:41,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4779.76ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 104.8MB in the beginning and 99.9MB in the end (delta: 4.9MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2024-07-22 22:35:41,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 146.8MB. Free memory was 103.3MB in the beginning and 103.2MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.33ms. Allocated memory is still 146.8MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4779.76ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 104.8MB in the beginning and 99.9MB in the end (delta: 4.9MB). Peak memory consumption was 82.9MB. 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] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_init RESULT: Ultimate could not prove your program: Incorrect Syntax 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_configure_pc8736x_gpio_set.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.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 22:35:43,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-22 22:35:43,876 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-07-22 22:35:43,879 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-22 22:35:43,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-22 22:35:43,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-22 22:35:43,895 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-22 22:35:43,896 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-22 22:35:43,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-22 22:35:43,896 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-22 22:35:43,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-22 22:35:43,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-22 22:35:43,897 INFO L153 SettingsManager]: * Use SBE=true [2024-07-22 22:35:43,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-22 22:35:43,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-22 22:35:43,898 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-22 22:35:43,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-22 22:35:43,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-22 22:35:43,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-22 22:35:43,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-22 22:35:43,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-22 22:35:43,900 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-07-22 22:35:43,900 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-22 22:35:43,901 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-07-22 22:35:43,901 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-22 22:35:43,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-22 22:35:43,901 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-22 22:35:43,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-22 22:35:43,902 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-22 22:35:43,902 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-22 22:35:43,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-22 22:35:43,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 22:35:43,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-22 22:35:43,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-22 22:35:43,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-22 22:35:43,904 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-07-22 22:35:43,904 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-22 22:35:43,905 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-07-22 22:35:43,905 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-22 22:35:43,905 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-22 22:35:43,905 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-22 22:35:43,906 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-22 22:35:43,906 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-22 22:35:43,906 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-07-22 22:35:43,906 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-22 22:35:44,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-22 22:35:44,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-22 22:35:44,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-22 22:35:44,166 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-22 22:35:44,166 INFO L274 PluginConnector]: CDTParser initialized [2024-07-22 22:35:44,167 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i [2024-07-22 22:35:45,362 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-22 22:35:45,773 INFO L384 CDTParser]: Found 1 translation units. [2024-07-22 22:35:45,773 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i [2024-07-22 22:35:45,808 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/582ee49eb/5fc75be2517f42eca3c5d565bd737c64/FLAG61aca1b44 [2024-07-22 22:35:45,825 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/582ee49eb/5fc75be2517f42eca3c5d565bd737c64 [2024-07-22 22:35:45,827 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-22 22:35:45,827 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-22 22:35:45,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.yml/witness.yml [2024-07-22 22:35:45,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-22 22:35:45,920 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-07-22 22:35:45,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-22 22:35:45,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-22 22:35:45,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-22 22:35:45,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:35:45" (1/2) ... [2024-07-22 22:35:45,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b9870ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:35:45, skipping insertion in model container [2024-07-22 22:35:45,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:35:45" (1/2) ... [2024-07-22 22:35:45,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3bc50ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:35:45, skipping insertion in model container [2024-07-22 22:35:45,928 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 10:35:45" (2/2) ... [2024-07-22 22:35:45,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b9870ea and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 10:35:45, skipping insertion in model container [2024-07-22 22:35:45,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 10:35:45" (2/2) ... [2024-07-22 22:35:45,931 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-22 22:35:46,065 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-22 22:35:46,066 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] ((((! multithreaded || (((_whoop_init == & pc8736x_gpio_init && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-22 22:35:46,066 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] ((((! multithreaded || (((_whoop_init == & pc8736x_gpio_init && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-22 22:35:46,066 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-22 22:35:46,066 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-07-22 22:35:46,175 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-22 22:35:49,706 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 22:35:49,707 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 22:35:49,781 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 22:35:49,830 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-22 22:35:49,983 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 22:35:49,985 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 22:35:49,985 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 22:35:49,986 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 22:35:50,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-22 22:35:50,158 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-22 22:35:50,159 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-07-22 22:35:50,170 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-07-22 22:35:50,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3bc50ca and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 10:35:50, skipping insertion in model container [2024-07-22 22:35:50,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-22 22:35:50,171 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-22 22:35:50,173 INFO L158 Benchmark]: Toolchain (without parser) took 4252.31ms. Allocated memory was 69.2MB in the beginning and 130.0MB in the end (delta: 60.8MB). Free memory was 36.4MB in the beginning and 53.4MB in the end (delta: -17.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2024-07-22 22:35:50,173 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 22:35:50,174 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 69.2MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 22:35:50,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4250.41ms. Allocated memory was 69.2MB in the beginning and 130.0MB in the end (delta: 60.8MB). Free memory was 36.2MB in the beginning and 53.4MB in the end (delta: -17.2MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2024-07-22 22:35:50,175 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 69.2MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4250.41ms. Allocated memory was 69.2MB in the beginning and 130.0MB in the end (delta: 60.8MB). Free memory was 36.2MB in the beginning and 53.4MB in the end (delta: -17.2MB). Peak memory consumption was 56.9MB. 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] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_init RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN