./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_set.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.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_set.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_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.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 05:58:32,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 05:58:32,565 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 05:58:32,572 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 05:58:32,574 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 05:58:32,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 05:58:32,613 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 05:58:32,613 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 05:58:32,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 05:58:32,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 05:58:32,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 05:58:32,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 05:58:32,617 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 05:58:32,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 05:58:32,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 05:58:32,619 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 05:58:32,620 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 05:58:32,620 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 05:58:32,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 05:58:32,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 05:58:32,621 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 05:58:32,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 05:58:32,623 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 05:58:32,624 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 05:58:32,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 05:58:32,624 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 05:58:32,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 05:58:32,625 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 05:58:32,625 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 05:58:32,625 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 05:58:32,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 05:58:32,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 05:58:32,626 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 05:58:32,626 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 05:58:32,626 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 05:58:32,626 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 05:58:32,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 05:58:32,639 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 05:58:32,640 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 05:58:32,640 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 05:58:32,640 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 05:58:32,641 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 05:58:32,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 05:58:32,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 05:58:32,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 05:58:32,933 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 05:58:32,934 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 05:58:32,935 INFO L431 ainManager$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_set.i [2024-09-08 05:58:34,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 05:58:34,826 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 05:58:34,826 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-09-08 05:58:34,882 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d5fa896b8/29b9b3891dcc4d9aa4bb74ae82615c37/FLAG46ee90c26 [2024-09-08 05:58:35,366 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d5fa896b8/29b9b3891dcc4d9aa4bb74ae82615c37 [2024-09-08 05:58:35,369 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 05:58:35,370 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 05:58:35,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.yml/witness.yml [2024-09-08 05:58:35,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 05:58:35,452 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 05:58:35,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 05:58:35,454 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 05:58:35,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 05:58:35,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:58:35" (1/2) ... [2024-09-08 05:58:35,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff15663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:58:35, skipping insertion in model container [2024-09-08 05:58:35,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:58:35" (1/2) ... [2024-09-08 05:58:35,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d2130ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:58:35, skipping insertion in model container [2024-09-08 05:58:35,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:58:35" (2/2) ... [2024-09-08 05:58:35,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff15663 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:58:35, skipping insertion in model container [2024-09-08 05:58:35,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:58:35" (2/2) ... [2024-09-08 05:58:35,757 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 05:58:35,758 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 05:58:35,758 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 05:58:35,758 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 05:58:35,758 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 05:58:35,869 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 05:58:40,089 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:40,093 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:40,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 05:58:40,212 INFO L200 MainTranslator]: Completed pre-run [2024-09-08 05:58:40,318 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 05:58:40,320 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 05:58:40,320 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 05:58:40,320 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 05:58:40,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-08 05:58:40,507 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:40,507 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local [2024-09-08 05:58:40,533 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-09-08 05:58:40,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d2130ef and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:58:40, skipping insertion in model container [2024-09-08 05:58:40,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 05:58:40,534 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-08 05:58:40,536 INFO L158 Benchmark]: Toolchain (without parser) took 5082.89ms. Allocated memory is still 184.5MB. Free memory was 138.2MB in the beginning and 115.7MB in the end (delta: 22.4MB). Peak memory consumption was 119.9MB. Max. memory is 16.1GB. [2024-09-08 05:58:40,536 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 184.5MB. Free memory is still 153.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 05:58:40,537 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 184.5MB. Free memory was 141.2MB in the beginning and 140.4MB in the end (delta: 725.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 05:58:40,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5080.99ms. Allocated memory is still 184.5MB. Free memory was 137.4MB in the beginning and 115.7MB in the end (delta: 21.7MB). Peak memory consumption was 117.8MB. Max. memory is 16.1GB. [2024-09-08 05:58:40,539 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 184.5MB. Free memory is still 153.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 184.5MB. Free memory was 141.2MB in the beginning and 140.4MB in the end (delta: 725.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5080.99ms. Allocated memory is still 184.5MB. Free memory was 137.4MB in the beginning and 115.7MB in the end (delta: 21.7MB). Peak memory consumption was 117.8MB. 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_set.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_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.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 05:58:42,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 05:58:42,638 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-09-08 05:58:42,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 05:58:42,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 05:58:42,679 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 05:58:42,682 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 05:58:42,683 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 05:58:42,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 05:58:42,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 05:58:42,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 05:58:42,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 05:58:42,685 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 05:58:42,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 05:58:42,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 05:58:42,686 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 05:58:42,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 05:58:42,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 05:58:42,687 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 05:58:42,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 05:58:42,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 05:58:42,689 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-08 05:58:42,689 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 05:58:42,689 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-08 05:58:42,690 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 05:58:42,690 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 05:58:42,690 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 05:58:42,691 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 05:58:42,691 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 05:58:42,691 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 05:58:42,691 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 05:58:42,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 05:58:42,692 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 05:58:42,692 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 05:58:42,692 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 05:58:42,693 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-08 05:58:42,697 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 05:58:42,698 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-08 05:58:42,698 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 05:58:42,698 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 05:58:42,699 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 05:58:42,699 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 05:58:42,699 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-08 05:58:42,700 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 05:58:43,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 05:58:43,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 05:58:43,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 05:58:43,055 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 05:58:43,056 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 05:58:43,057 INFO L431 ainManager$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_set.i [2024-09-08 05:58:44,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 05:58:45,132 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 05:58:45,133 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-09-08 05:58:45,188 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5953d33eb/bcaa37877c0847ee826a02b32ce0b488/FLAGb3b454a8b [2024-09-08 05:58:45,646 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5953d33eb/bcaa37877c0847ee826a02b32ce0b488 [2024-09-08 05:58:45,649 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 05:58:45,649 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 05:58:45,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.yml/witness.yml [2024-09-08 05:58:45,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 05:58:45,757 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 05:58:45,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 05:58:45,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 05:58:45,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 05:58:45,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:58:45" (1/2) ... [2024-09-08 05:58:45,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d222e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:58:45, skipping insertion in model container [2024-09-08 05:58:45,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:58:45" (1/2) ... [2024-09-08 05:58:45,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@782df8db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:58:45, skipping insertion in model container [2024-09-08 05:58:45,769 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:58:45" (2/2) ... [2024-09-08 05:58:45,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d222e67 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:58:45, skipping insertion in model container [2024-09-08 05:58:45,770 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:58:45" (2/2) ... [2024-09-08 05:58:46,029 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 05:58:46,030 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 05:58:46,030 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 05:58:46,031 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 05:58:46,031 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 05:58:46,124 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 05:58:49,680 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:49,681 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:49,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 05:58:49,768 INFO L200 MainTranslator]: Completed pre-run [2024-09-08 05:58:49,906 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 05:58:49,908 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 05:58:49,908 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 05:58:49,909 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 05:58:50,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-08 05:58:50,075 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 05:58:50,076 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local [2024-09-08 05:58:50,103 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-09-08 05:58:50,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@782df8db and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:58:50, skipping insertion in model container [2024-09-08 05:58:50,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 05:58:50,105 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-08 05:58:50,107 INFO L158 Benchmark]: Toolchain (without parser) took 4359.36ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 25.9MB in the beginning and 39.5MB in the end (delta: -13.5MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2024-09-08 05:58:50,107 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 62.9MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 05:58:50,108 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 62.9MB. Free memory is still 28.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 05:58:50,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4345.82ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 56.6MB in the beginning and 39.5MB in the end (delta: 17.1MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2024-09-08 05:58:50,110 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 62.9MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 62.9MB. Free memory is still 28.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4345.82ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 56.6MB in the beginning and 39.5MB in the end (delta: 17.1MB). Peak memory consumption was 59.0MB. 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: 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