/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 11:05:15,460 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-04 11:05:15,525 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 11:05:15,550 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 11:05:15,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 11:05:15,551 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 11:05:15,551 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 11:05:15,552 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 11:05:15,552 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 11:05:15,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 11:05:15,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 11:05:15,552 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 11:05:15,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 11:05:15,553 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 11:05:15,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 11:05:15,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 11:05:15,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 11:05:15,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 11:05:15,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 11:05:15,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 11:05:15,554 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 11:05:15,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 11:05:15,554 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 11:05:15,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 11:05:15,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 11:05:15,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 11:05:15,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 11:05:15,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 11:05:15,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 11:05:15,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 11:05:15,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 11:05:15,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 11:05:15,557 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 11:05:15,557 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 11:05:15,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 11:05:15,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 11:05:15,557 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 11:05:15,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 11:05:15,557 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 11:05:15,558 INFO L138 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-04 11:05:15,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 11:05:15,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 11:05:15,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 11:05:15,753 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 11:05:15,754 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 11:05:15,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2023-05-04 11:05:15,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8db3a513/9de7e913a0274331b69367b098f352e7/FLAG9f43c4220 [2023-05-04 11:05:16,393 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 11:05:16,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2023-05-04 11:05:16,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8db3a513/9de7e913a0274331b69367b098f352e7/FLAG9f43c4220 [2023-05-04 11:05:16,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8db3a513/9de7e913a0274331b69367b098f352e7 [2023-05-04 11:05:16,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 11:05:16,802 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 11:05:16,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 11:05:16,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 11:05:16,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 11:05:16,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 11:05:16" (1/1) ... [2023-05-04 11:05:16,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cabfcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:05:16, skipping insertion in model container [2023-05-04 11:05:16,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 11:05:16" (1/1) ... [2023-05-04 11:05:16,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 11:05:16,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 11:05:17,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2023-05-04 11:05:19,317 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2023-05-04 11:05:19,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6bf4dddb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:05:19, skipping insertion in model container [2023-05-04 11:05:19,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 11:05:19,318 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-05-04 11:05:19,320 INFO L158 Benchmark]: Toolchain (without parser) took 2516.59ms. Allocated memory is still 160.4MB. Free memory was 131.9MB in the beginning and 98.2MB in the end (delta: 33.7MB). Peak memory consumption was 35.3MB. Max. memory is 8.0GB. [2023-05-04 11:05:19,320 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 127.9MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 11:05:19,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2515.01ms. Allocated memory is still 160.4MB. Free memory was 131.5MB in the beginning and 98.2MB in the end (delta: 33.4MB). Peak memory consumption was 34.2MB. Max. memory is 8.0GB. [2023-05-04 11:05:19,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 127.9MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2515.01ms. Allocated memory is still 160.4MB. Free memory was 131.5MB in the beginning and 98.2MB in the end (delta: 33.4MB). Peak memory consumption was 34.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...