./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_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-rel/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2520d7ca 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_current_pc8736x_gpio_set.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/char_pc8736x_gpio_pc8736x_gpio_current_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-2520d7c-m [2024-07-17 17:44:32,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 17:44:32,672 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-17 17:44:32,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 17:44:32,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 17:44:32,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 17:44:32,691 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 17:44:32,691 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 17:44:32,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 17:44:32,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 17:44:32,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 17:44:32,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 17:44:32,693 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 17:44:32,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 17:44:32,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 17:44:32,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 17:44:32,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-17 17:44:32,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 17:44:32,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 17:44:32,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 17:44:32,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 17:44:32,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 17:44:32,696 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 17:44:32,696 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 17:44:32,702 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 17:44:32,703 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 17:44:32,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 17:44:32,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 17:44:32,703 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 17:44:32,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 17:44:32,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 17:44:32,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 17:44:32,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 17:44:32,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 17:44:32,705 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-17 17:44:32,705 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 17:44:32,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-17 17:44:32,706 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 17:44:32,706 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 17:44:32,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 17:44:32,706 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 17:44:32,708 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 17:44:32,708 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-17 17:44:32,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 17:44:32,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 17:44:32,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 17:44:32,929 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 17:44:32,929 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 17:44:32,930 INFO L431 ainManager$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_current_pc8736x_gpio_set.yml/witness.yml [2024-07-17 17:44:33,029 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 17:44:33,030 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 17:44:33,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-07-17 17:44:34,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 17:44:34,494 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 17:44:34,495 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-07-17 17:44:34,532 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/43d279a2c/bcc2a789c9134747acc10acc177de105/FLAGef84fd87c [2024-07-17 17:44:34,546 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/43d279a2c/bcc2a789c9134747acc10acc177de105 [2024-07-17 17:44:34,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 17:44:34,548 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 17:44:34,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 17:44:34,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 17:44:34,553 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 17:44:34,553 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 05:44:33" (1/2) ... [2024-07-17 17:44:34,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3986382e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 05:44:34, skipping insertion in model container [2024-07-17 17:44:34,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 05:44:33" (1/2) ... [2024-07-17 17:44:34,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32b0f4fe and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 05:44:34, skipping insertion in model container [2024-07-17 17:44:34,574 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 05:44:34" (2/2) ... [2024-07-17 17:44:34,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3986382e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 05:44:34, skipping insertion in model container [2024-07-17 17:44:34,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 05:44:34" (2/2) ... [2024-07-17 17:44:34,576 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 17:44:34,669 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 17:44:34,670 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-07-17 17:44:34,670 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-07-17 17:44:34,671 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 17:44:34,671 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-07-17 17:44:34,755 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 17:44:37,650 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 17:44:37,653 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 17:44:37,719 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 17:44:37,737 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-17 17:44:37,854 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] [2024-07-17 17:44:37,856 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] [2024-07-17 17:44:37,856 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] [2024-07-17 17:44:37,856 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] [2024-07-17 17:44:38,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-17 17:44:38,109 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 17:44:38,109 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-17 17:44:38,121 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 17:44:38,442 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-07-17 17:44:38,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32b0f4fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 05:44:38, skipping insertion in model container [2024-07-17 17:44:38,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 17:44:38,444 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-17 17:44:38,445 INFO L158 Benchmark]: Toolchain (without parser) took 3896.74ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 71.3MB in the beginning and 74.5MB in the end (delta: -3.2MB). Peak memory consumption was 119.9MB. Max. memory is 16.1GB. [2024-07-17 17:44:38,445 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 159.4MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 17:44:38,446 INFO L158 Benchmark]: CDTParser took 1.60ms. Allocated memory is still 159.4MB. Free memory is still 129.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 17:44:38,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3894.16ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 71.2MB in the beginning and 74.5MB in the end (delta: -3.3MB). Peak memory consumption was 119.9MB. Max. memory is 16.1GB. [2024-07-17 17:44:38,447 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 0.16ms. Allocated memory is still 159.4MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.60ms. Allocated memory is still 159.4MB. Free memory is still 129.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3894.16ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 71.2MB in the beginning and 74.5MB in the end (delta: -3.3MB). Peak memory consumption was 119.9MB. 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 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_current_pc8736x_gpio_set.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/char_pc8736x_gpio_pc8736x_gpio_current_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-2520d7c-m [2024-07-17 17:44:40,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 17:44:40,351 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-07-17 17:44:40,355 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 17:44:40,355 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 17:44:40,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 17:44:40,382 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 17:44:40,382 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 17:44:40,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 17:44:40,385 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 17:44:40,386 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 17:44:40,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 17:44:40,386 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 17:44:40,387 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 17:44:40,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 17:44:40,388 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 17:44:40,388 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 17:44:40,388 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 17:44:40,388 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 17:44:40,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 17:44:40,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 17:44:40,390 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-07-17 17:44:40,390 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 17:44:40,390 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-07-17 17:44:40,390 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 17:44:40,390 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 17:44:40,391 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 17:44:40,391 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 17:44:40,391 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 17:44:40,391 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 17:44:40,392 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 17:44:40,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 17:44:40,392 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 17:44:40,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 17:44:40,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 17:44:40,393 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-07-17 17:44:40,393 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 17:44:40,393 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-07-17 17:44:40,394 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 17:44:40,394 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 17:44:40,394 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 17:44:40,395 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 17:44:40,395 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 17:44:40,395 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-07-17 17:44:40,395 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-17 17:44:40,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 17:44:40,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 17:44:40,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 17:44:40,675 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 17:44:40,676 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 17:44:40,677 INFO L431 ainManager$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_current_pc8736x_gpio_set.yml/witness.yml [2024-07-17 17:44:40,750 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 17:44:40,751 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 17:44:40,751 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-07-17 17:44:41,895 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 17:44:42,305 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 17:44:42,305 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-07-17 17:44:42,346 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0f8562d54/ef4903a0a29e4e2f946e47e0ee484e5b/FLAG956c366da [2024-07-17 17:44:42,360 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0f8562d54/ef4903a0a29e4e2f946e47e0ee484e5b [2024-07-17 17:44:42,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 17:44:42,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 17:44:42,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 17:44:42,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 17:44:42,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 17:44:42,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 05:44:40" (1/2) ... [2024-07-17 17:44:42,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8112c37 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 05:44:42, skipping insertion in model container [2024-07-17 17:44:42,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 05:44:40" (1/2) ... [2024-07-17 17:44:42,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@497f663c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 05:44:42, skipping insertion in model container [2024-07-17 17:44:42,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 05:44:42" (2/2) ... [2024-07-17 17:44:42,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8112c37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 05:44:42, skipping insertion in model container [2024-07-17 17:44:42,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 05:44:42" (2/2) ... [2024-07-17 17:44:42,372 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 17:44:42,424 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 17:44:42,425 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-07-17 17:44:42,425 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-07-17 17:44:42,426 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 17:44:42,426 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-07-17 17:44:42,491 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 17:44:44,912 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 17:44:44,913 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 17:44:44,948 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 17:44:44,968 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-17 17:44:45,082 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] [2024-07-17 17:44:45,084 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] [2024-07-17 17:44:45,084 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] [2024-07-17 17:44:45,085 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] [2024-07-17 17:44:45,195 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-17 17:44:45,256 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 17:44:45,257 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-17 17:44:45,269 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 17:44:45,795 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-07-17 17:44:45,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@497f663c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 05:44:45, skipping insertion in model container [2024-07-17 17:44:45,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 17:44:45,796 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-17 17:44:45,798 INFO L158 Benchmark]: Toolchain (without parser) took 3435.42ms. Allocated memory was 86.0MB in the beginning and 167.8MB in the end (delta: 81.8MB). Free memory was 59.2MB in the beginning and 102.6MB in the end (delta: -43.3MB). Peak memory consumption was 104.4MB. Max. memory is 16.1GB. [2024-07-17 17:44:45,798 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 67.1MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 17:44:45,798 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 17:44:45,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3432.70ms. Allocated memory was 86.0MB in the beginning and 167.8MB in the end (delta: 81.8MB). Free memory was 59.2MB in the beginning and 102.6MB in the end (delta: -43.3MB). Peak memory consumption was 104.4MB. Max. memory is 16.1GB. [2024-07-17 17:44:45,800 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 0.16ms. Allocated memory is still 67.1MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3432.70ms. Allocated memory was 86.0MB in the beginning and 167.8MB in the end (delta: 81.8MB). Free memory was 59.2MB in the beginning and 102.6MB in the end (delta: -43.3MB). Peak memory consumption was 104.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: ____ilog2_NaN RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN