./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.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-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.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_open_pc8736x_gpio_configure.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.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 [2024-09-07 21:16:56,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-07 21:16:56,497 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-07 21:16:56,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-07 21:16:56,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-07 21:16:56,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-07 21:16:56,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-07 21:16:56,533 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-07 21:16:56,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-07 21:16:56,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-07 21:16:56,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-07 21:16:56,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-07 21:16:56,537 INFO L153 SettingsManager]: * Use SBE=true [2024-09-07 21:16:56,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-07 21:16:56,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-07 21:16:56,541 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-07 21:16:56,541 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-07 21:16:56,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-07 21:16:56,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-07 21:16:56,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-07 21:16:56,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-07 21:16:56,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-07 21:16:56,542 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-07 21:16:56,543 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-07 21:16:56,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-07 21:16:56,543 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-07 21:16:56,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-07 21:16:56,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-07 21:16:56,544 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-07 21:16:56,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-07 21:16:56,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-07 21:16:56,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-07 21:16:56,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-07 21:16:56,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-07 21:16:56,545 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-07 21:16:56,545 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-07 21:16:56,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-07 21:16:56,547 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-07 21:16:56,547 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-07 21:16:56,547 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-07 21:16:56,548 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-07 21:16:56,548 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-07 21:16:56,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-07 21:16:56,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-07 21:16:56,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-07 21:16:56,795 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-07 21:16:56,796 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-07 21:16:56,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.yml/witness.yml [2024-09-07 21:16:56,894 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-07 21:16:56,894 INFO L274 PluginConnector]: CDTParser initialized [2024-09-07 21:16:56,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-09-07 21:16:58,107 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-07 21:16:58,560 INFO L384 CDTParser]: Found 1 translation units. [2024-09-07 21:16:58,560 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-09-07 21:16:58,605 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9b612e7ca/3271c19fb89f49e3b75c70c6f56c0ff3/FLAG0d3521f18 [2024-09-07 21:16:58,626 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9b612e7ca/3271c19fb89f49e3b75c70c6f56c0ff3 [2024-09-07 21:16:58,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-07 21:16:58,632 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-07 21:16:58,632 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-07 21:16:58,632 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-07 21:16:58,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-07 21:16:58,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.09 09:16:56" (1/2) ... [2024-09-07 21:16:58,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67cbcfca and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.09 09:16:58, skipping insertion in model container [2024-09-07 21:16:58,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.09 09:16:56" (1/2) ... [2024-09-07 21:16:58,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60dcae0c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.09 09:16:58, skipping insertion in model container [2024-09-07 21:16:58,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 09:16:58" (2/2) ... [2024-09-07 21:16:58,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67cbcfca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:16:58, skipping insertion in model container [2024-09-07 21:16:58,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 09:16:58" (2/2) ... [2024-09-07 21:16:58,811 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-07 21:16:58,812 INFO L1541 ArrayList]: Location invariant before [L7069-L7069] ((((((! multithreaded || ((((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL && (4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (78LL - (long long )superio_cmd) + (long long )whoop_int >= 0LL) && (long long )superio_cmd + (long long )whoop_int >= 0LL)) && (! multithreaded || ((((0 <= whoop_int && _whoop_init == & pc8736x_gpio_init) && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U))) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-09-07 21:16:58,812 INFO L1541 ArrayList]: Location invariant before [L7070-L7070] ((((((! multithreaded || ((((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL && (4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (78LL - (long long )superio_cmd) + (long long )whoop_int >= 0LL) && (long long )superio_cmd + (long long )whoop_int >= 0LL)) && (! multithreaded || ((((0 <= whoop_int && _whoop_init == & pc8736x_gpio_init) && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U))) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-09-07 21:16:58,812 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-07 21:16:58,812 INFO L1541 ArrayList]: ghost_update [L7068-L7068] multithreaded = 1; [2024-09-07 21:16:58,915 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-07 21:17:03,736 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-07 21:17:03,739 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-07 21:17:03,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-07 21:17:03,844 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-07 21:17:03,974 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] [2024-09-07 21:17:03,976 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] [2024-09-07 21:17:03,976 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] [2024-09-07 21:17:03,977 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] [2024-09-07 21:17:04,104 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-07 21:17:04,137 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-07 21:17:04,138 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-09-07 21:17:04,154 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-09-07 21:17:04,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60dcae0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:17:04, skipping insertion in model container [2024-09-07 21:17:04,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-07 21:17:04,155 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-07 21:17:04,157 INFO L158 Benchmark]: Toolchain (without parser) took 5524.73ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 89.5MB in the beginning and 105.3MB in the end (delta: -15.8MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. [2024-09-07 21:17:04,158 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 123.7MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-07 21:17:04,159 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 123.7MB. Free memory is still 98.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-07 21:17:04,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5523.04ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 89.1MB in the beginning and 105.3MB in the end (delta: -16.2MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. [2024-09-07 21:17:04,161 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 0.20ms. Allocated memory is still 123.7MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.79ms. Allocated memory is still 123.7MB. Free memory is still 98.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5523.04ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 89.1MB in the beginning and 105.3MB in the end (delta: -16.2MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_init RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.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 [2024-09-07 21:17:05,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-07 21:17:06,033 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-09-07 21:17:06,036 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-07 21:17:06,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-07 21:17:06,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-07 21:17:06,060 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-07 21:17:06,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-07 21:17:06,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-07 21:17:06,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-07 21:17:06,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-07 21:17:06,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-07 21:17:06,062 INFO L153 SettingsManager]: * Use SBE=true [2024-09-07 21:17:06,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-07 21:17:06,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-07 21:17:06,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-07 21:17:06,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-07 21:17:06,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-07 21:17:06,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-07 21:17:06,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-07 21:17:06,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-07 21:17:06,069 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-07 21:17:06,069 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-07 21:17:06,069 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-07 21:17:06,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-07 21:17:06,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-07 21:17:06,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-07 21:17:06,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-07 21:17:06,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-07 21:17:06,070 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-07 21:17:06,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-07 21:17:06,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-07 21:17:06,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-07 21:17:06,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-07 21:17:06,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-07 21:17:06,075 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-07 21:17:06,075 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-07 21:17:06,075 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-07 21:17:06,075 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-07 21:17:06,075 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-07 21:17:06,076 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-07 21:17:06,076 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-07 21:17:06,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-07 21:17:06,078 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-07 21:17:06,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-07 21:17:06,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-07 21:17:06,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-07 21:17:06,347 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-07 21:17:06,347 INFO L274 PluginConnector]: CDTParser initialized [2024-09-07 21:17:06,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-09-07 21:17:07,689 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-07 21:17:08,088 INFO L384 CDTParser]: Found 1 translation units. [2024-09-07 21:17:08,088 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-09-07 21:17:08,124 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d923476fa/fd5af628b7b14dafa473c82f9f1768f1/FLAG0c2cac294 [2024-09-07 21:17:08,141 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d923476fa/fd5af628b7b14dafa473c82f9f1768f1 [2024-09-07 21:17:08,144 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-07 21:17:08,145 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-07 21:17:08,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.yml/witness.yml [2024-09-07 21:17:08,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-07 21:17:08,210 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-07 21:17:08,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-07 21:17:08,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-07 21:17:08,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-07 21:17:08,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 09:17:08" (1/2) ... [2024-09-07 21:17:08,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@803654f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:17:08, skipping insertion in model container [2024-09-07 21:17:08,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 09:17:08" (1/2) ... [2024-09-07 21:17:08,226 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ae9c758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 09:17:08, skipping insertion in model container [2024-09-07 21:17:08,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.09 09:17:08" (2/2) ... [2024-09-07 21:17:08,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@803654f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.09 09:17:08, skipping insertion in model container [2024-09-07 21:17:08,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.09 09:17:08" (2/2) ... [2024-09-07 21:17:08,375 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-07 21:17:08,375 INFO L1541 ArrayList]: Location invariant before [L7070-L7070] ((((((! multithreaded || ((((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL && (4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (78LL - (long long )superio_cmd) + (long long )whoop_int >= 0LL) && (long long )superio_cmd + (long long )whoop_int >= 0LL)) && (! multithreaded || ((((0 <= whoop_int && _whoop_init == & pc8736x_gpio_init) && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U))) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-09-07 21:17:08,376 INFO L1541 ArrayList]: Location invariant before [L7069-L7069] ((((((! multithreaded || ((((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL && (4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (78LL - (long long )superio_cmd) + (long long )whoop_int >= 0LL) && (long long )superio_cmd + (long long )whoop_int >= 0LL)) && (! multithreaded || ((((0 <= whoop_int && _whoop_init == & pc8736x_gpio_init) && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U))) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-09-07 21:17:08,376 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-07 21:17:08,376 INFO L1541 ArrayList]: ghost_update [L7068-L7068] multithreaded = 1; [2024-09-07 21:17:08,452 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-07 21:17:12,317 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-07 21:17:12,320 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-07 21:17:12,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-07 21:17:12,411 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-07 21:17:12,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-09-07 21:17:12,565 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] [2024-09-07 21:17:12,566 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-09-07 21:17:12,567 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-09-07 21:17:12,672 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-07 21:17:12,705 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-07 21:17:12,705 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-09-07 21:17:12,721 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-09-07 21:17:12,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ae9c758 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.09 09:17:12, skipping insertion in model container [2024-09-07 21:17:12,722 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-07 21:17:12,723 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-07 21:17:12,724 INFO L158 Benchmark]: Toolchain (without parser) took 4513.41ms. Allocated memory was 58.7MB in the beginning and 96.5MB in the end (delta: 37.7MB). Free memory was 22.5MB in the beginning and 35.1MB in the end (delta: -12.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-09-07 21:17:12,725 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 58.7MB. Free memory was 33.8MB in the beginning and 33.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-07 21:17:12,725 INFO L158 Benchmark]: Witness Parser took 0.08ms. Allocated memory is still 58.7MB. Free memory is still 25.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-07 21:17:12,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4511.59ms. Allocated memory was 58.7MB in the beginning and 96.5MB in the end (delta: 37.7MB). Free memory was 22.1MB in the beginning and 35.1MB in the end (delta: -12.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-09-07 21:17:12,727 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 58.7MB. Free memory was 33.8MB in the beginning and 33.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.08ms. Allocated memory is still 58.7MB. Free memory is still 25.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4511.59ms. Allocated memory was 58.7MB in the beginning and 96.5MB in the end (delta: 37.7MB). Free memory was 22.1MB in the beginning and 35.1MB in the end (delta: -12.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_init RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN