./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/protection-ghost/pthread-numerical-integration.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 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-C-DAC/pthread-numerical-integration.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/pthread-numerical-integration.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 15:40:54,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 15:40:54,682 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 15:40:54,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 15:40:54,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 15:40:54,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 15:40:54,720 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 15:40:54,720 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 15:40:54,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 15:40:54,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 15:40:54,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 15:40:54,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 15:40:54,724 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 15:40:54,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 15:40:54,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 15:40:54,726 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 15:40:54,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 15:40:54,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 15:40:54,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 15:40:54,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 15:40:54,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 15:40:54,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 15:40:54,729 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 15:40:54,729 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 15:40:54,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 15:40:54,729 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 15:40:54,730 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 15:40:54,730 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 15:40:54,730 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 15:40:54,731 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 15:40:54,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 15:40:54,731 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 15:40:54,731 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 15:40:54,731 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 15:40:54,732 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 15:40:54,732 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 15:40:54,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 15:40:54,732 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 15:40:54,733 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 15:40:54,733 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 15:40:54,733 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 15:40:54,734 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 15:40:54,734 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 15:40:54,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 15:40:54,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 15:40:54,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 15:40:55,001 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 15:40:55,001 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 15:40:55,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/pthread-numerical-integration.yml/witness.yml [2024-08-23 15:40:55,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 15:40:55,275 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 15:40:55,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2024-08-23 15:40:56,693 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 15:40:57,012 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 15:40:57,013 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2024-08-23 15:40:57,037 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/01cdde392/c8aeb0d43d6d42b29e64fabac98fe756/FLAG40be23992 [2024-08-23 15:40:57,058 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/01cdde392/c8aeb0d43d6d42b29e64fabac98fe756 [2024-08-23 15:40:57,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 15:40:57,060 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 15:40:57,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 15:40:57,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 15:40:57,068 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 15:40:57,069 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 03:40:55" (1/2) ... [2024-08-23 15:40:57,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e89ba06 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 03:40:57, skipping insertion in model container [2024-08-23 15:40:57,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 03:40:55" (1/2) ... [2024-08-23 15:40:57,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a2d4369 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 03:40:57, skipping insertion in model container [2024-08-23 15:40:57,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 03:40:57" (2/2) ... [2024-08-23 15:40:57,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e89ba06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:40:57, skipping insertion in model container [2024-08-23 15:40:57,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 03:40:57" (2/2) ... [2024-08-23 15:40:57,073 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 15:40:57,358 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 15:40:57,359 INFO L97 edCorrectnessWitness]: Location invariant before [L1391-L1394] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((! multithreaded || iteration == 0) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.)) [2024-08-23 15:40:57,360 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 15:40:57,360 INFO L103 edCorrectnessWitness]: ghost_variable area_mutex_locked = 0 [2024-08-23 15:40:57,360 INFO L106 edCorrectnessWitness]: ghost_update [L1390-L1390] multithreaded = 1; [2024-08-23 15:40:57,360 INFO L106 edCorrectnessWitness]: ghost_update [L1339-L1339] area_mutex_locked = 1; [2024-08-23 15:40:57,360 INFO L106 edCorrectnessWitness]: ghost_update [L1341-L1341] area_mutex_locked = 0; [2024-08-23 15:40:57,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 15:40:57,911 ERROR L334 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-08-23 15:40:57,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a2d4369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:40:57, skipping insertion in model container [2024-08-23 15:40:57,911 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 15:40:57,912 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-23 15:40:57,917 INFO L158 Benchmark]: Toolchain (without parser) took 852.53ms. Allocated memory is still 176.2MB. Free memory was 88.2MB in the beginning and 125.1MB in the end (delta: -37.0MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2024-08-23 15:40:57,918 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 113.2MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 15:40:57,918 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 176.2MB. Free memory is still 138.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 15:40:57,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 849.86ms. Allocated memory is still 176.2MB. Free memory was 88.2MB in the beginning and 125.1MB in the end (delta: -37.0MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2024-08-23 15:40:57,921 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 113.2MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.83ms. Allocated memory is still 176.2MB. Free memory is still 138.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 849.86ms. Allocated memory is still 176.2MB. Free memory was 88.2MB in the beginning and 125.1MB in the end (delta: -37.0MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/pthread-numerical-integration.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 15:41:00,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 15:41:00,157 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-23 15:41:00,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 15:41:00,162 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 15:41:00,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 15:41:00,201 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 15:41:00,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 15:41:00,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 15:41:00,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 15:41:00,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 15:41:00,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 15:41:00,203 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 15:41:00,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 15:41:00,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 15:41:00,204 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 15:41:00,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 15:41:00,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 15:41:00,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 15:41:00,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 15:41:00,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 15:41:00,207 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-23 15:41:00,207 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 15:41:00,208 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-23 15:41:00,208 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 15:41:00,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 15:41:00,208 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 15:41:00,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 15:41:00,209 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 15:41:00,209 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 15:41:00,209 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 15:41:00,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 15:41:00,210 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 15:41:00,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 15:41:00,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 15:41:00,211 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-23 15:41:00,211 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 15:41:00,211 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-23 15:41:00,211 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 15:41:00,211 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 15:41:00,212 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 15:41:00,212 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 15:41:00,213 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 15:41:00,213 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-23 15:41:00,213 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 15:41:00,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 15:41:00,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 15:41:00,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 15:41:00,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 15:41:00,552 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 15:41:00,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2024-08-23 15:41:02,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 15:41:02,422 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 15:41:02,425 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2024-08-23 15:41:02,448 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/762d84c64/8575aa58d12c4584b9f2cc5e1a143514/FLAG1cd3d4c4d [2024-08-23 15:41:02,465 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/762d84c64/8575aa58d12c4584b9f2cc5e1a143514 [2024-08-23 15:41:02,468 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 15:41:02,469 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 15:41:02,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/pthread-numerical-integration.yml/witness.yml [2024-08-23 15:41:02,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 15:41:02,688 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 15:41:02,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 15:41:02,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 15:41:02,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 15:41:02,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 03:41:02" (1/2) ... [2024-08-23 15:41:02,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7954f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:41:02, skipping insertion in model container [2024-08-23 15:41:02,696 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 03:41:02" (1/2) ... [2024-08-23 15:41:02,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29e4c131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:41:02, skipping insertion in model container [2024-08-23 15:41:02,698 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 03:41:02" (2/2) ... [2024-08-23 15:41:02,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7954f8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 03:41:02, skipping insertion in model container [2024-08-23 15:41:02,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 03:41:02" (2/2) ... [2024-08-23 15:41:02,700 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 15:41:02,976 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 15:41:02,977 INFO L97 edCorrectnessWitness]: Location invariant before [L1391-L1394] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((! multithreaded || iteration == 0) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || iteration == 0)) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || (1 <= numberOfIntervals && numberOfIntervals <= 8))) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || interval == 0)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || four == 4.)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || 0 <= iCount)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || distance == 0.5)) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || (1 <= num_threads && num_threads <= 8))) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || intervalMidPoint == 0.)) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.))) && (! multithreaded || (0.125 <= intervalWidth && intervalWidth <= 1.)) [2024-08-23 15:41:02,978 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 15:41:02,978 INFO L103 edCorrectnessWitness]: ghost_variable area_mutex_locked = 0 [2024-08-23 15:41:02,978 INFO L106 edCorrectnessWitness]: ghost_update [L1339-L1339] area_mutex_locked = 1; [2024-08-23 15:41:02,979 INFO L106 edCorrectnessWitness]: ghost_update [L1341-L1341] area_mutex_locked = 0; [2024-08-23 15:41:02,979 INFO L106 edCorrectnessWitness]: ghost_update [L1390-L1390] multithreaded = 1; [2024-08-23 15:41:03,028 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 15:41:03,574 ERROR L334 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-08-23 15:41:03,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29e4c131 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 03:41:03, skipping insertion in model container [2024-08-23 15:41:03,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 15:41:03,577 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-23 15:41:03,579 INFO L158 Benchmark]: Toolchain (without parser) took 890.50ms. Allocated memory is still 69.2MB. Free memory was 39.0MB in the beginning and 27.9MB in the end (delta: 11.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-08-23 15:41:03,579 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 39.8MB. Free memory is still 21.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 15:41:03,580 INFO L158 Benchmark]: Witness Parser took 0.65ms. Allocated memory is still 54.5MB. Free memory is still 28.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 15:41:03,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.18ms. Allocated memory is still 69.2MB. Free memory was 38.7MB in the beginning and 28.4MB in the end (delta: 10.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-08-23 15:41:03,582 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 39.8MB. Free memory is still 21.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.65ms. Allocated memory is still 54.5MB. Free memory is still 28.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.18ms. Allocated memory is still 69.2MB. Free memory was 38.7MB in the beginning and 28.4MB in the end (delta: 10.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN