/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 X --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 13:13:30,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 13:13:30,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 13:13:30,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 13:13:30,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 13:13:30,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 13:13:30,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 13:13:30,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 13:13:30,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 13:13:30,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 13:13:30,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 13:13:30,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 13:13:30,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 13:13:30,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 13:13:30,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 13:13:30,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 13:13:30,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 13:13:30,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 13:13:30,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 13:13:30,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 13:13:30,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 13:13:30,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 13:13:30,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 13:13:30,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 13:13:30,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-20 13:13:30,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 13:13:30,539 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 13:13:30,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 13:13:30,540 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 13:13:30,540 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 13:13:30,541 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 13:13:30,541 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 13:13:30,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 13:13:30,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 13:13:30,542 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 13:13:30,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 13:13:30,543 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 13:13:30,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 13:13:30,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 13:13:30,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 13:13:30,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 13:13:30,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 13:13:30,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 13:13:30,544 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 13:13:30,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 13:13:30,544 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 13:13:30,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 13:13:30,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 13:13:30,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 13:13:30,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 13:13:30,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 13:13:30,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 13:13:30,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 13:13:30,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 13:13:30,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 13:13:30,546 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 13:13:30,546 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 13:13:30,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 13:13:30,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 13:13:30,547 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 13:13:30,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 13:13:30,547 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 13:13:30,547 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-20 13:13:30,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 13:13:30,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 13:13:30,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 13:13:30,779 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 13:13:30,779 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 13:13:30,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2023-05-20 13:13:30,833 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d5788a7/77cd75c806b942b2895334842e6fd245/FLAGa6d178458 [2023-05-20 13:13:31,595 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 13:13:31,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2023-05-20 13:13:31,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d5788a7/77cd75c806b942b2895334842e6fd245/FLAGa6d178458 [2023-05-20 13:13:31,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d5788a7/77cd75c806b942b2895334842e6fd245 [2023-05-20 13:13:31,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 13:13:31,814 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 13:13:31,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 13:13:31,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 13:13:31,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 13:13:31,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 01:13:31" (1/1) ... [2023-05-20 13:13:31,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18826e82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:13:31, skipping insertion in model container [2023-05-20 13:13:31,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 01:13:31" (1/1) ... [2023-05-20 13:13:31,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 13:13:31,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 13:13:32,304 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_read_nvram_write_nvram.i[5469,5482] [2023-05-20 13:13:34,003 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2023-05-20 13:13:34,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b76ae7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:13:34, skipping insertion in model container [2023-05-20 13:13:34,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 13:13:34,004 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-05-20 13:13:34,006 INFO L158 Benchmark]: Toolchain (without parser) took 2190.99ms. Allocated memory is still 174.1MB. Free memory was 142.3MB in the beginning and 108.9MB in the end (delta: 33.4MB). Peak memory consumption was 33.9MB. Max. memory is 8.0GB. [2023-05-20 13:13:34,007 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 174.1MB. Free memory was 134.3MB in the beginning and 134.2MB in the end (delta: 79.2kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 13:13:34,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2188.64ms. Allocated memory is still 174.1MB. Free memory was 142.1MB in the beginning and 108.9MB in the end (delta: 33.2MB). Peak memory consumption was 33.9MB. Max. memory is 8.0GB. [2023-05-20 13:13:34,010 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 174.1MB. Free memory was 134.3MB in the beginning and 134.2MB in the end (delta: 79.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2188.64ms. Allocated memory is still 174.1MB. Free memory was 142.1MB in the beginning and 108.9MB in the end (delta: 33.2MB). Peak memory consumption was 33.9MB. 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...