./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 c091e2ee Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-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.fs.goblint-validation-c091e2e-m [2024-08-14 08:34:36,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 08:34:36,833 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 08:34:36,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 08:34:36,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 08:34:36,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 08:34:36,876 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 08:34:36,878 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 08:34:36,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 08:34:36,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 08:34:36,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 08:34:36,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 08:34:36,880 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 08:34:36,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 08:34:36,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 08:34:36,882 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 08:34:36,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 08:34:36,884 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 08:34:36,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 08:34:36,885 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 08:34:36,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 08:34:36,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 08:34:36,888 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 08:34:36,888 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 08:34:36,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 08:34:36,889 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 08:34:36,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 08:34:36,889 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 08:34:36,889 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 08:34:36,890 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 08:34:36,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 08:34:36,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 08:34:36,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 08:34:36,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 08:34:36,891 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 08:34:36,891 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 08:34:36,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 08:34:36,892 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 08:34:36,892 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 08:34:36,892 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 08:34:36,893 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 08:34:36,893 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 08:34:36,893 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 08:34:37,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 08:34:37,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 08:34:37,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 08:34:37,137 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 08:34:37,138 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 08:34:37,139 INFO L431 ainManager$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 [2024-08-14 08:34:37,369 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 08:34:37,369 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 08:34:37,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2024-08-14 08:34:38,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 08:34:39,114 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 08:34:39,114 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2024-08-14 08:34:39,138 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1345246cf/1514ea2ff56246d19a5c6fc2bcd3fe7d/FLAGe073346de [2024-08-14 08:34:39,150 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1345246cf/1514ea2ff56246d19a5c6fc2bcd3fe7d [2024-08-14 08:34:39,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 08:34:39,152 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 08:34:39,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 08:34:39,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 08:34:39,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 08:34:39,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 08:34:37" (1/2) ... [2024-08-14 08:34:39,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b167049 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 08:34:39, skipping insertion in model container [2024-08-14 08:34:39,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 08:34:37" (1/2) ... [2024-08-14 08:34:39,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ace6217 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 08:34:39, skipping insertion in model container [2024-08-14 08:34:39,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:34:39" (2/2) ... [2024-08-14 08:34:39,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b167049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:34:39, skipping insertion in model container [2024-08-14 08:34:39,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:34:39" (2/2) ... [2024-08-14 08:34:39,161 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 08:34:39,380 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 08:34:39,381 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.)) [2024-08-14 08:34:39,381 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-14 08:34:39,381 INFO L103 edCorrectnessWitness]: ghost_variable area_mutex_locked = 0 [2024-08-14 08:34:39,382 INFO L106 edCorrectnessWitness]: ghost_update [L1339-L1339] area_mutex_locked = 1; [2024-08-14 08:34:39,382 INFO L106 edCorrectnessWitness]: ghost_update [L1390-L1390] multithreaded = 1; [2024-08-14 08:34:39,382 INFO L106 edCorrectnessWitness]: ghost_update [L1341-L1341] area_mutex_locked = 0; [2024-08-14 08:34:39,431 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 08:34:40,001 ERROR L334 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-08-14 08:34:40,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ace6217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:34:40, skipping insertion in model container [2024-08-14 08:34:40,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 08:34:40,002 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-14 08:34:40,004 INFO L158 Benchmark]: Toolchain (without parser) took 851.24ms. Allocated memory is still 184.5MB. Free memory was 123.7MB in the beginning and 73.3MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-08-14 08:34:40,005 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 184.5MB. Free memory is still 149.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 08:34:40,005 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 184.5MB. Free memory was 134.9MB in the beginning and 134.7MB in the end (delta: 181.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 08:34:40,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 849.19ms. Allocated memory is still 184.5MB. Free memory was 123.7MB in the beginning and 73.3MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-08-14 08:34:40,008 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 0.21ms. Allocated memory is still 184.5MB. Free memory is still 149.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.76ms. Allocated memory is still 184.5MB. Free memory was 134.9MB in the beginning and 134.7MB in the end (delta: 181.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 849.19ms. Allocated memory is still 184.5MB. Free memory was 123.7MB in the beginning and 73.3MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. 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.fs.goblint-validation-c091e2e-m [2024-08-14 08:34:41,993 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 08:34:42,073 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-14 08:34:42,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 08:34:42,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 08:34:42,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 08:34:42,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 08:34:42,117 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 08:34:42,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 08:34:42,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 08:34:42,120 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 08:34:42,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 08:34:42,121 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 08:34:42,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 08:34:42,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 08:34:42,122 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 08:34:42,124 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 08:34:42,124 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 08:34:42,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 08:34:42,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 08:34:42,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 08:34:42,126 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-14 08:34:42,126 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 08:34:42,126 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-14 08:34:42,127 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 08:34:42,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 08:34:42,128 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 08:34:42,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 08:34:42,128 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 08:34:42,129 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 08:34:42,129 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 08:34:42,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 08:34:42,130 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 08:34:42,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 08:34:42,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 08:34:42,130 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-14 08:34:42,131 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 08:34:42,131 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-14 08:34:42,131 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 08:34:42,132 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 08:34:42,132 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 08:34:42,132 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 08:34:42,133 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 08:34:42,133 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-14 08:34:42,133 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 08:34:42,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 08:34:42,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 08:34:42,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 08:34:42,490 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 08:34:42,491 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 08:34:42,492 INFO L431 ainManager$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 [2024-08-14 08:34:42,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 08:34:42,752 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 08:34:42,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2024-08-14 08:34:44,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 08:34:44,535 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 08:34:44,538 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2024-08-14 08:34:44,568 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ffd750845/1a05eacf51e74957ba8bc3d2382d5c7d/FLAG0e8398aa4 [2024-08-14 08:34:44,585 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ffd750845/1a05eacf51e74957ba8bc3d2382d5c7d [2024-08-14 08:34:44,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 08:34:44,587 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 08:34:44,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 08:34:44,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 08:34:44,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 08:34:44,595 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 08:34:42" (1/2) ... [2024-08-14 08:34:44,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd3f7dc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 08:34:44, skipping insertion in model container [2024-08-14 08:34:44,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 08:34:42" (1/2) ... [2024-08-14 08:34:44,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1eb2a00e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 08:34:44, skipping insertion in model container [2024-08-14 08:34:44,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:34:44" (2/2) ... [2024-08-14 08:34:44,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd3f7dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:34:44, skipping insertion in model container [2024-08-14 08:34:44,599 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:34:44" (2/2) ... [2024-08-14 08:34:44,599 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 08:34:44,862 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 08:34:44,863 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.)) [2024-08-14 08:34:44,864 INFO L103 edCorrectnessWitness]: ghost_variable area_mutex_locked = 0 [2024-08-14 08:34:44,864 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-14 08:34:44,864 INFO L106 edCorrectnessWitness]: ghost_update [L1339-L1339] area_mutex_locked = 1; [2024-08-14 08:34:44,864 INFO L106 edCorrectnessWitness]: ghost_update [L1341-L1341] area_mutex_locked = 0; [2024-08-14 08:34:44,864 INFO L106 edCorrectnessWitness]: ghost_update [L1390-L1390] multithreaded = 1; [2024-08-14 08:34:44,915 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 08:34:45,383 ERROR L334 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-08-14 08:34:45,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1eb2a00e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:34:45, skipping insertion in model container [2024-08-14 08:34:45,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 08:34:45,385 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-14 08:34:45,387 INFO L158 Benchmark]: Toolchain (without parser) took 798.59ms. Allocated memory is still 86.0MB. Free memory was 51.8MB in the beginning and 52.1MB in the end (delta: -278.5kB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-08-14 08:34:45,387 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 08:34:45,388 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 28.4MB in the beginning and 28.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 08:34:45,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 795.44ms. Allocated memory is still 86.0MB. Free memory was 51.5MB in the beginning and 52.1MB in the end (delta: -539.2kB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-08-14 08:34:45,390 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 0.19ms. Allocated memory is still 60.8MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 28.4MB in the beginning and 28.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 795.44ms. Allocated memory is still 86.0MB. Free memory was 51.5MB in the beginning and 52.1MB in the end (delta: -539.2kB). Peak memory consumption was 18.3MB. 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