./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 --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/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 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 21:18:05,058 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 21:18:05,110 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 21:18:05,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 21:18:05,116 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 21:18:05,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 21:18:05,134 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 21:18:05,134 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 21:18:05,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 21:18:05,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 21:18:05,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 21:18:05,135 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 21:18:05,136 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 21:18:05,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 21:18:05,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 21:18:05,137 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 21:18:05,137 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 21:18:05,137 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 21:18:05,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 21:18:05,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 21:18:05,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 21:18:05,141 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 21:18:05,141 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 21:18:05,141 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 21:18:05,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 21:18:05,142 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 21:18:05,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 21:18:05,142 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 21:18:05,142 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 21:18:05,143 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 21:18:05,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 21:18:05,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 21:18:05,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 21:18:05,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 21:18:05,144 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 21:18:05,147 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 21:18:05,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 21:18:05,147 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 21:18:05,147 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 21:18:05,147 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 21:18:05,147 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 21:18:05,148 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 21:18:05,148 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-13 21:18:05,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 21:18:05,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 21:18:05,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 21:18:05,361 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 21:18:05,361 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 21:18:05,362 INFO L431 ainManager$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 [2024-08-13 21:18:06,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 21:18:06,931 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 21:18:06,932 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-08-13 21:18:06,988 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6113ed11f/7c0c575f3b0b47cf938b88b2a7758343/FLAGbe2e4e10d [2024-08-13 21:18:07,146 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6113ed11f/7c0c575f3b0b47cf938b88b2a7758343 [2024-08-13 21:18:07,148 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 21:18:07,149 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 21:18:07,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.yml/witness.yml [2024-08-13 21:18:07,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 21:18:07,285 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 21:18:07,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 21:18:07,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 21:18:07,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 21:18:07,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:18:07" (1/2) ... [2024-08-13 21:18:07,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771116d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:18:07, skipping insertion in model container [2024-08-13 21:18:07,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:18:07" (1/2) ... [2024-08-13 21:18:07,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@272c075d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:18:07, skipping insertion in model container [2024-08-13 21:18:07,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:18:07" (2/2) ... [2024-08-13 21:18:07,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771116d4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:18:07, skipping insertion in model container [2024-08-13 21:18:07,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:18:07" (2/2) ... [2024-08-13 21:18:07,296 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-13 21:18:07,299 INFO L92 edCorrectnessWitness]: Witness did not contain any usable entries. [2024-08-13 21:18:07,375 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 21:18:07,640 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i[5469,5482] [2024-08-13 21:18:09,725 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:09,727 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:09,775 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:18:09,786 INFO L202 MainTranslator]: Completed pre-run [2024-08-13 21:18:09,806 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i[5469,5482] [2024-08-13 21:18:09,980 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 21:18:09,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 21:18:09,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 21:18:09,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 21:18:10,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-13 21:18:10,104 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:10,104 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:10,114 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:18:10,522 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-08-13 21:18:10,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@272c075d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:18:10, skipping insertion in model container [2024-08-13 21:18:10,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 21:18:10,523 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-13 21:18:10,527 INFO L158 Benchmark]: Toolchain (without parser) took 3238.73ms. Allocated memory was 190.8MB in the beginning and 291.5MB in the end (delta: 100.7MB). Free memory was 155.2MB in the beginning and 149.6MB in the end (delta: 5.5MB). Peak memory consumption was 143.7MB. Max. memory is 16.1GB. [2024-08-13 21:18:10,528 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:18:10,528 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 142.6MB. Free memory was 109.2MB in the beginning and 109.2MB in the end (delta: 14.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:18:10,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3235.85ms. Allocated memory was 190.8MB in the beginning and 291.5MB in the end (delta: 100.7MB). Free memory was 155.2MB in the beginning and 149.6MB in the end (delta: 5.5MB). Peak memory consumption was 143.7MB. Max. memory is 16.1GB. [2024-08-13 21:18:10,530 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 142.6MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 142.6MB. Free memory was 109.2MB in the beginning and 109.2MB in the end (delta: 14.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3235.85ms. Allocated memory was 190.8MB in the beginning and 291.5MB in the end (delta: 100.7MB). Free memory was 155.2MB in the beginning and 149.6MB in the end (delta: 5.5MB). Peak memory consumption was 143.7MB. 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.2024-08-08_07-59-58.files/mutex-meet-local/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 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 21:18:12,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 21:18:12,134 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-13 21:18:12,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 21:18:12,140 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 21:18:12,161 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 21:18:12,163 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 21:18:12,164 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 21:18:12,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 21:18:12,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 21:18:12,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 21:18:12,167 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 21:18:12,167 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 21:18:12,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 21:18:12,169 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 21:18:12,169 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 21:18:12,169 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 21:18:12,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 21:18:12,170 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 21:18:12,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 21:18:12,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 21:18:12,173 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-13 21:18:12,173 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 21:18:12,173 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-13 21:18:12,173 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 21:18:12,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 21:18:12,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 21:18:12,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 21:18:12,174 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 21:18:12,174 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 21:18:12,174 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 21:18:12,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 21:18:12,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 21:18:12,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 21:18:12,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 21:18:12,175 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-13 21:18:12,176 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 21:18:12,176 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-13 21:18:12,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 21:18:12,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 21:18:12,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 21:18:12,178 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 21:18:12,178 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 21:18:12,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-13 21:18:12,178 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-13 21:18:12,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 21:18:12,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 21:18:12,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 21:18:12,457 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 21:18:12,457 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 21:18:12,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.yml/witness.yml [2024-08-13 21:18:12,562 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 21:18:12,564 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 21:18:12,564 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-08-13 21:18:13,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 21:18:14,231 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 21:18:14,232 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-08-13 21:18:14,264 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/17ef5156e/7a601b7d75f74e8f9715a1debf61907f/FLAGff4f095b6 [2024-08-13 21:18:14,280 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/17ef5156e/7a601b7d75f74e8f9715a1debf61907f [2024-08-13 21:18:14,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 21:18:14,283 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 21:18:14,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 21:18:14,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 21:18:14,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 21:18:14,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:18:12" (1/2) ... [2024-08-13 21:18:14,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44995afd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:18:14, skipping insertion in model container [2024-08-13 21:18:14,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:18:12" (1/2) ... [2024-08-13 21:18:14,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@356d4d52 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:18:14, skipping insertion in model container [2024-08-13 21:18:14,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:18:14" (2/2) ... [2024-08-13 21:18:14,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44995afd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:18:14, skipping insertion in model container [2024-08-13 21:18:14,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:18:14" (2/2) ... [2024-08-13 21:18:14,292 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-13 21:18:14,295 INFO L92 edCorrectnessWitness]: Witness did not contain any usable entries. [2024-08-13 21:18:14,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 21:18:14,636 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i[5469,5482] [2024-08-13 21:18:17,016 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:17,019 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:17,078 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:18:17,119 INFO L202 MainTranslator]: Completed pre-run [2024-08-13 21:18:17,142 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i[5469,5482] [2024-08-13 21:18:17,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 21:18:17,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 21:18:17,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 21:18:17,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 21:18:17,345 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-13 21:18:17,382 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:17,383 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:17,393 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:18:17,683 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-08-13 21:18:17,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@356d4d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:18:17, skipping insertion in model container [2024-08-13 21:18:17,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 21:18:17,684 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-13 21:18:17,685 INFO L158 Benchmark]: Toolchain (without parser) took 3403.76ms. Allocated memory was 67.1MB in the beginning and 125.8MB in the end (delta: 58.7MB). Free memory was 34.6MB in the beginning and 33.4MB in the end (delta: 1.2MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2024-08-13 21:18:17,686 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:18:17,686 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:18:17,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3399.99ms. Allocated memory was 67.1MB in the beginning and 125.8MB in the end (delta: 58.7MB). Free memory was 34.4MB in the beginning and 33.4MB in the end (delta: 1.0MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2024-08-13 21:18:17,688 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 0.09ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3399.99ms. Allocated memory was 67.1MB in the beginning and 125.8MB in the end (delta: 58.7MB). Free memory was 34.4MB in the beginning and 33.4MB in the end (delta: 1.0MB). Peak memory consumption was 71.6MB. 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