./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_current.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_current.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da67795f 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_current.i ./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_configure_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.dk.goblint-eval-da67795-m [2024-08-26 16:30:39,602 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-26 16:30:39,657 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-26 16:30:39,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-26 16:30:39,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-26 16:30:39,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-26 16:30:39,691 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-26 16:30:39,692 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-26 16:30:39,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-26 16:30:39,693 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-26 16:30:39,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-26 16:30:39,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-26 16:30:39,694 INFO L153 SettingsManager]: * Use SBE=true [2024-08-26 16:30:39,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-26 16:30:39,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-26 16:30:39,695 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-26 16:30:39,696 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-26 16:30:39,696 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-26 16:30:39,696 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-26 16:30:39,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-26 16:30:39,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-26 16:30:39,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-26 16:30:39,702 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-26 16:30:39,702 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-26 16:30:39,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-26 16:30:39,703 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-26 16:30:39,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-26 16:30:39,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-26 16:30:39,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-26 16:30:39,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-26 16:30:39,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 16:30:39,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-26 16:30:39,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-26 16:30:39,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-26 16:30:39,705 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-26 16:30:39,705 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-26 16:30:39,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-26 16:30:39,706 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-26 16:30:39,706 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-26 16:30:39,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-26 16:30:39,706 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-26 16:30:39,707 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-26 16:30:39,707 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-26 16:30:40,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-26 16:30:40,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-26 16:30:40,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-26 16:30:40,051 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-26 16:30:40,052 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-26 16:30:40,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_current.yml/witness.yml [2024-08-26 16:30:40,142 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-26 16:30:40,143 INFO L274 PluginConnector]: CDTParser initialized [2024-08-26 16:30:40,144 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_current.i [2024-08-26 16:30:41,655 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-26 16:30:42,177 INFO L384 CDTParser]: Found 1 translation units. [2024-08-26 16:30:42,178 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_current.i [2024-08-26 16:30:42,230 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a37529dd4/78772655b25a49ecbec3d9ef655f4421/FLAGd8ee403f6 [2024-08-26 16:30:42,255 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a37529dd4/78772655b25a49ecbec3d9ef655f4421 [2024-08-26 16:30:42,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-26 16:30:42,257 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-26 16:30:42,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-26 16:30:42,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-26 16:30:42,266 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-26 16:30:42,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 04:30:40" (1/2) ... [2024-08-26 16:30:42,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aedd78a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:30:42, skipping insertion in model container [2024-08-26 16:30:42,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 04:30:40" (1/2) ... [2024-08-26 16:30:42,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42f90e96 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:30:42, skipping insertion in model container [2024-08-26 16:30:42,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:30:42" (2/2) ... [2024-08-26 16:30:42,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aedd78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:30:42, skipping insertion in model container [2024-08-26 16:30:42,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:30:42" (2/2) ... [2024-08-26 16:30:42,272 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-26 16:30:42,481 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-26 16:30:42,482 INFO L1541 ArrayList]: Location invariant before [L7070-L7070] ((((((! multithreaded || 0 <= whoop_int) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || ((((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL && (4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (78LL - (long long )superio_cmd) + (long long )whoop_int >= 0LL) && (long long )superio_cmd + (long long )whoop_int >= 0LL))) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || ((((0 <= whoop_int && _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 || (unsigned int )default_alloc_size == 4U) [2024-08-26 16:30:42,482 INFO L1541 ArrayList]: Location invariant before [L7069-L7069] ((((((! multithreaded || 0 <= whoop_int) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || ((((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL && (4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (78LL - (long long )superio_cmd) + (long long )whoop_int >= 0LL) && (long long )superio_cmd + (long long )whoop_int >= 0LL))) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || ((((0 <= whoop_int && _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 || (unsigned int )default_alloc_size == 4U) [2024-08-26 16:30:42,482 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-08-26 16:30:42,482 INFO L1541 ArrayList]: ghost_update [L7068-L7068] multithreaded = 1; [2024-08-26 16:30:42,604 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-26 16:30:48,330 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 16:30:48,331 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 16:30:48,406 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 16:30:48,420 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-26 16:30:48,564 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] [2024-08-26 16:30:48,566 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] [2024-08-26 16:30:48,566 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] [2024-08-26 16:30:48,567 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] [2024-08-26 16:30:48,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-26 16:30:48,711 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 16:30:48,712 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-26 16:30:48,732 ERROR L335 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-08-26 16:30:48,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42f90e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:30:48, skipping insertion in model container [2024-08-26 16:30:48,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-26 16:30:48,733 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-26 16:30:48,735 INFO L158 Benchmark]: Toolchain (without parser) took 6477.17ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 91.7MB in the beginning and 77.9MB in the end (delta: 13.8MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-08-26 16:30:48,736 INFO L158 Benchmark]: Witness Parser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 16:30:48,737 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 138.4MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 16:30:48,737 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6473.83ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 91.7MB in the beginning and 77.9MB in the end (delta: 13.8MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-08-26 16:30:48,739 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 0.31ms. Allocated memory is still 138.4MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 138.4MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6473.83ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 91.7MB in the beginning and 77.9MB in the end (delta: 13.8MB). Peak memory consumption was 63.9MB. 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_current.i ./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_configure_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.dk.goblint-eval-da67795-m [2024-08-26 16:30:51,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-26 16:30:51,141 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-26 16:30:51,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-26 16:30:51,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-26 16:30:51,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-26 16:30:51,175 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-26 16:30:51,176 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-26 16:30:51,177 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-26 16:30:51,177 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-26 16:30:51,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-26 16:30:51,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-26 16:30:51,179 INFO L153 SettingsManager]: * Use SBE=true [2024-08-26 16:30:51,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-26 16:30:51,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-26 16:30:51,179 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-26 16:30:51,180 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-26 16:30:51,180 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-26 16:30:51,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-26 16:30:51,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-26 16:30:51,181 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-26 16:30:51,185 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-26 16:30:51,186 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-26 16:30:51,186 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-26 16:30:51,186 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-26 16:30:51,186 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-26 16:30:51,186 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-26 16:30:51,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-26 16:30:51,187 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-26 16:30:51,187 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-26 16:30:51,187 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-26 16:30:51,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 16:30:51,188 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-26 16:30:51,188 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-26 16:30:51,188 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-26 16:30:51,188 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-26 16:30:51,189 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-26 16:30:51,189 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-26 16:30:51,190 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-26 16:30:51,190 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-26 16:30:51,190 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-26 16:30:51,190 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-26 16:30:51,191 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-26 16:30:51,191 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-26 16:30:51,191 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-26 16:30:51,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-26 16:30:51,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-26 16:30:51,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-26 16:30:51,570 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-26 16:30:51,571 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-26 16:30:51,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_current.yml/witness.yml [2024-08-26 16:30:51,655 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-26 16:30:51,656 INFO L274 PluginConnector]: CDTParser initialized [2024-08-26 16:30:51,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_current.i [2024-08-26 16:30:53,181 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-26 16:30:53,712 INFO L384 CDTParser]: Found 1 translation units. [2024-08-26 16:30:53,713 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_current.i [2024-08-26 16:30:53,770 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/649e111ce/9ad5db515acb48ec9a95f37fef63e333/FLAG06ff8bd58 [2024-08-26 16:30:54,249 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/649e111ce/9ad5db515acb48ec9a95f37fef63e333 [2024-08-26 16:30:54,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-26 16:30:54,251 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-26 16:30:54,253 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-26 16:30:54,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-26 16:30:54,258 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-26 16:30:54,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 04:30:51" (1/2) ... [2024-08-26 16:30:54,262 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477a72dc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:30:54, skipping insertion in model container [2024-08-26 16:30:54,262 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 04:30:51" (1/2) ... [2024-08-26 16:30:54,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a5e4fa7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:30:54, skipping insertion in model container [2024-08-26 16:30:54,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:30:54" (2/2) ... [2024-08-26 16:30:54,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477a72dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:30:54, skipping insertion in model container [2024-08-26 16:30:54,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:30:54" (2/2) ... [2024-08-26 16:30:54,264 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-26 16:30:54,461 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-26 16:30:54,462 INFO L1541 ArrayList]: Location invariant before [L7070-L7070] ((((((! multithreaded || 0 <= whoop_int) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || ((((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL && (4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (78LL - (long long )superio_cmd) + (long long )whoop_int >= 0LL) && (long long )superio_cmd + (long long )whoop_int >= 0LL))) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || ((((0 <= whoop_int && _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 || (unsigned int )default_alloc_size == 4U) [2024-08-26 16:30:54,462 INFO L1541 ArrayList]: Location invariant before [L7069-L7069] ((((((! multithreaded || 0 <= whoop_int) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || ((((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL && (4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (78LL - (long long )superio_cmd) + (long long )whoop_int >= 0LL) && (long long )superio_cmd + (long long )whoop_int >= 0LL))) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || ((((0 <= whoop_int && _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 || (unsigned int )default_alloc_size == 4U) [2024-08-26 16:30:54,463 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-08-26 16:30:54,463 INFO L1541 ArrayList]: ghost_update [L7068-L7068] multithreaded = 1; [2024-08-26 16:30:54,568 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-26 16:31:00,078 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 16:31:00,079 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 16:31:00,169 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 16:31:00,197 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-26 16:31:00,409 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] [2024-08-26 16:31:00,411 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] [2024-08-26 16:31:00,411 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] [2024-08-26 16:31:00,411 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] [2024-08-26 16:31:00,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-26 16:31:00,589 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 16:31:00,590 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-26 16:31:00,606 ERROR L335 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-08-26 16:31:00,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a5e4fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:31:00, skipping insertion in model container [2024-08-26 16:31:00,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-26 16:31:00,607 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-26 16:31:00,609 INFO L158 Benchmark]: Toolchain (without parser) took 6356.71ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 48.4MB in the beginning and 40.7MB in the end (delta: 7.7MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2024-08-26 16:31:00,609 INFO L158 Benchmark]: Witness Parser took 0.46ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 16:31:00,610 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 16:31:00,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6354.39ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 48.1MB in the beginning and 40.7MB in the end (delta: 7.4MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-08-26 16:31:00,612 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 0.46ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6354.39ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 48.1MB in the beginning and 40.7MB in the end (delta: 7.4MB). Peak memory consumption was 48.4MB. 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] - 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