./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 05:58:25,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 05:58:25,523 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 05:58:25,526 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 05:58:25,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 05:58:25,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 05:58:25,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 05:58:25,555 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 05:58:25,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 05:58:25,556 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 05:58:25,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 05:58:25,557 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 05:58:25,557 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 05:58:25,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 05:58:25,558 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 05:58:25,559 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 05:58:25,560 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 05:58:25,560 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 05:58:25,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 05:58:25,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 05:58:25,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 05:58:25,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 05:58:25,564 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 05:58:25,564 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 05:58:25,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 05:58:25,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 05:58:25,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 05:58:25,565 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 05:58:25,565 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 05:58:25,565 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 05:58:25,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 05:58:25,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 05:58:25,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 05:58:25,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 05:58:25,566 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 05:58:25,566 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 05:58:25,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 05:58:25,567 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 05:58:25,567 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 05:58:25,567 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 05:58:25,568 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 05:58:25,568 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 05:58:25,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 05:58:25,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 05:58:25,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 05:58:25,819 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 05:58:25,820 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 05:58:25,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-09-08 05:58:27,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 05:58:27,412 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 05:58:27,412 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-09-08 05:58:27,457 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/992e69a73/0f7defd6339a436792e69a2698618399/FLAG387b78364 [2024-09-08 05:58:27,602 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/992e69a73/0f7defd6339a436792e69a2698618399 [2024-09-08 05:58:27,604 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 05:58:27,605 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 05:58:27,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml [2024-09-08 05:58:27,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 05:58:27,674 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 05:58:27,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 05:58:27,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 05:58:27,684 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 05:58:27,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:58:27" (1/2) ... [2024-09-08 05:58:27,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c3f3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:58:27, skipping insertion in model container [2024-09-08 05:58:27,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:58:27" (1/2) ... [2024-09-08 05:58:27,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@462b9bbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:58:27, skipping insertion in model container [2024-09-08 05:58:27,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:58:27" (2/2) ... [2024-09-08 05:58:27,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c3f3d8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:58:27, skipping insertion in model container [2024-09-08 05:58:27,687 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:58:27" (2/2) ... [2024-09-08 05:58:27,973 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 05:58:27,974 INFO L1541 ArrayList]: Location invariant before [L6871-L6871] ((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & pc8736x_gpio_init)) && (_whoop_exit == & pc8736x_gpio_cleanup)) && (jiffies == 0UL)) && ((unsigned int )default_alloc_size == 4U) [2024-09-08 05:58:27,974 INFO L1541 ArrayList]: Location invariant before [L6868-L6868] ((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & pc8736x_gpio_init)) && (_whoop_exit == & pc8736x_gpio_cleanup)) && (jiffies == 0UL)) && ((unsigned int )default_alloc_size == 4U) [2024-09-08 05:58:27,974 INFO L1541 ArrayList]: Location invariant before [L6858-L6858] ((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & pc8736x_gpio_init)) && (_whoop_exit == & pc8736x_gpio_cleanup)) && (jiffies == 0UL)) && ((unsigned int )default_alloc_size == 4U) [2024-09-08 05:58:27,974 INFO L1541 ArrayList]: Location invariant before [L6855-L6855] ((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & pc8736x_gpio_init)) && (_whoop_exit == & pc8736x_gpio_cleanup)) && (jiffies == 0UL)) && ((unsigned int )default_alloc_size == 4U) [2024-09-08 05:58:28,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 05:58:31,895 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:31,896 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:31,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 05:58:31,957 INFO L200 MainTranslator]: Completed pre-run [2024-09-08 05:58:32,035 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] [2024-09-08 05:58:32,036 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] [2024-09-08 05:58:32,037 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] [2024-09-08 05:58:32,037 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] [2024-09-08 05:58:32,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-08 05:58:32,146 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:32,146 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local [2024-09-08 05:58:32,171 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-09-08 05:58:32,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@462b9bbb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:58:32, skipping insertion in model container [2024-09-08 05:58:32,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 05:58:32,172 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-08 05:58:32,174 INFO L158 Benchmark]: Toolchain (without parser) took 4498.35ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 66.3MB in the beginning and 98.7MB in the end (delta: -32.4MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2024-09-08 05:58:32,174 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 151.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 05:58:32,175 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 151.0MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 05:58:32,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4491.95ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 66.2MB in the beginning and 98.7MB in the end (delta: -32.6MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2024-09-08 05:58:32,177 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 151.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 151.0MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4491.95ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 66.2MB in the beginning and 98.7MB in the end (delta: -32.6MB). Peak memory consumption was 73.5MB. 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: 6855]: 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_change_pc8736x_gpio_current.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 05:58:33,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 05:58:33,970 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-09-08 05:58:33,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 05:58:33,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 05:58:34,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 05:58:34,016 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 05:58:34,016 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 05:58:34,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 05:58:34,017 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 05:58:34,018 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 05:58:34,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 05:58:34,018 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 05:58:34,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 05:58:34,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 05:58:34,019 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 05:58:34,019 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 05:58:34,019 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 05:58:34,019 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 05:58:34,020 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 05:58:34,020 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 05:58:34,023 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-08 05:58:34,024 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 05:58:34,024 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-08 05:58:34,026 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 05:58:34,027 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 05:58:34,027 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 05:58:34,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 05:58:34,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 05:58:34,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 05:58:34,028 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 05:58:34,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 05:58:34,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 05:58:34,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 05:58:34,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 05:58:34,029 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-08 05:58:34,029 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 05:58:34,029 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-08 05:58:34,030 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 05:58:34,030 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 05:58:34,030 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 05:58:34,030 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 05:58:34,031 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-08 05:58:34,031 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 05:58:34,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 05:58:34,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 05:58:34,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 05:58:34,340 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 05:58:34,341 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 05:58:34,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml [2024-09-08 05:58:34,428 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 05:58:34,428 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 05:58:34,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-09-08 05:58:35,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 05:58:36,199 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 05:58:36,200 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-09-08 05:58:36,236 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/48cfa79b9/5f5d3e26a305495ba63061bbea58a52c/FLAGda59ff3e0 [2024-09-08 05:58:36,251 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/48cfa79b9/5f5d3e26a305495ba63061bbea58a52c [2024-09-08 05:58:36,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 05:58:36,254 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 05:58:36,255 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 05:58:36,255 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 05:58:36,261 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 05:58:36,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:58:34" (1/2) ... [2024-09-08 05:58:36,262 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75430ca2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:58:36, skipping insertion in model container [2024-09-08 05:58:36,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:58:34" (1/2) ... [2024-09-08 05:58:36,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@535b3d30 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:58:36, skipping insertion in model container [2024-09-08 05:58:36,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:58:36" (2/2) ... [2024-09-08 05:58:36,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75430ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:58:36, skipping insertion in model container [2024-09-08 05:58:36,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:58:36" (2/2) ... [2024-09-08 05:58:36,538 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 05:58:36,538 INFO L1541 ArrayList]: Location invariant before [L6855-L6855] ((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & pc8736x_gpio_init)) && (_whoop_exit == & pc8736x_gpio_cleanup)) && (jiffies == 0UL)) && ((unsigned int )default_alloc_size == 4U) [2024-09-08 05:58:36,538 INFO L1541 ArrayList]: Location invariant before [L6868-L6868] ((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & pc8736x_gpio_init)) && (_whoop_exit == & pc8736x_gpio_cleanup)) && (jiffies == 0UL)) && ((unsigned int )default_alloc_size == 4U) [2024-09-08 05:58:36,539 INFO L1541 ArrayList]: Location invariant before [L6858-L6858] ((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & pc8736x_gpio_init)) && (_whoop_exit == & pc8736x_gpio_cleanup)) && (jiffies == 0UL)) && ((unsigned int )default_alloc_size == 4U) [2024-09-08 05:58:36,539 INFO L1541 ArrayList]: Location invariant before [L6871-L6871] ((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & pc8736x_gpio_init)) && (_whoop_exit == & pc8736x_gpio_cleanup)) && (jiffies == 0UL)) && ((unsigned int )default_alloc_size == 4U) [2024-09-08 05:58:36,601 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 05:58:39,872 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:39,873 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:39,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 05:58:40,020 INFO L200 MainTranslator]: Completed pre-run [2024-09-08 05:58:40,108 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] [2024-09-08 05:58:40,110 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] [2024-09-08 05:58:40,111 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] [2024-09-08 05:58:40,111 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] [2024-09-08 05:58:40,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-08 05:58:40,271 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:40,272 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local [2024-09-08 05:58:40,297 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-09-08 05:58:40,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@535b3d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:58:40, skipping insertion in model container [2024-09-08 05:58:40,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 05:58:40,298 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-08 05:58:40,300 INFO L158 Benchmark]: Toolchain (without parser) took 4045.22ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 54.3MB in the beginning and 32.6MB in the end (delta: 21.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-09-08 05:58:40,300 INFO L158 Benchmark]: Witness Parser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 05:58:40,301 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 56.6MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 05:58:40,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4043.41ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 54.0MB in the beginning and 32.6MB in the end (delta: 21.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-09-08 05:58:40,303 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 0.32ms. Allocated memory is still 56.6MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 56.6MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4043.41ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 54.0MB in the beginning and 32.6MB in the end (delta: 21.4MB). Peak memory consumption was 58.7MB. 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] - SyntaxErrorResult [Line: 6855]: 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