/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-11 18:55:22,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-11 18:55:22,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-11 18:55:22,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-11 18:55:22,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-11 18:55:22,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-11 18:55:22,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-11 18:55:22,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-11 18:55:22,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-11 18:55:22,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-11 18:55:22,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-11 18:55:22,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-11 18:55:22,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-11 18:55:22,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-11 18:55:22,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-11 18:55:22,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-11 18:55:22,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-11 18:55:22,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-11 18:55:22,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-11 18:55:22,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-11 18:55:22,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-11 18:55:22,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-11 18:55:22,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-11 18:55:22,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-11 18:55:22,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-11 18:55:22,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-11 18:55:22,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-11 18:55:22,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-11 18:55:22,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-11 18:55:22,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-11 18:55:22,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-11 18:55:22,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-11 18:55:22,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-11 18:55:22,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-11 18:55:22,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-11 18:55:22,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-11 18:55:22,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2020-11-11 18:55:22,605 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-11 18:55:22,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-11 18:55:22,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-11 18:55:22,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-11 18:55:22,607 INFO L138 SettingsManager]: * Use SBE=true [2020-11-11 18:55:22,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-11 18:55:22,608 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-11 18:55:22,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-11 18:55:22,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-11 18:55:22,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-11 18:55:22,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-11 18:55:22,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-11 18:55:22,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-11 18:55:22,609 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-11 18:55:22,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-11 18:55:22,609 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-11 18:55:22,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-11 18:55:22,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-11 18:55:22,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-11 18:55:22,610 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-11 18:55:22,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-11 18:55:22,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-11 18:55:22,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-11 18:55:22,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-11 18:55:22,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-11 18:55:22,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-11 18:55:22,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-11 18:55:22,612 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-11-11 18:55:22,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-11 18:55:22,612 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-11 18:55:22,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-11 18:55:23,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-11 18:55:23,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-11 18:55:23,008 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-11 18:55:23,008 INFO L275 PluginConnector]: CDTParser initialized [2020-11-11 18:55:23,009 INFO L432 ainManager$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 [2020-11-11 18:55:23,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0415dcc3b/798c040ec9b242a0a417476fb3b7ab78/FLAGad66cdecf [2020-11-11 18:55:24,062 INFO L306 CDTParser]: Found 1 translation units. [2020-11-11 18:55:24,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2020-11-11 18:55:24,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0415dcc3b/798c040ec9b242a0a417476fb3b7ab78/FLAGad66cdecf [2020-11-11 18:55:24,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0415dcc3b/798c040ec9b242a0a417476fb3b7ab78 [2020-11-11 18:55:24,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-11 18:55:24,547 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-11 18:55:24,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-11 18:55:24,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-11 18:55:24,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-11 18:55:24,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 06:55:24" (1/1) ... [2020-11-11 18:55:24,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f958b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:55:24, skipping insertion in model container [2020-11-11 18:55:24,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 06:55:24" (1/1) ... [2020-11-11 18:55:24,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-11 18:55:24,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-11 18:55:29,540 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-11-11 18:55:29,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62a3aacf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:55:29, skipping insertion in model container [2020-11-11 18:55:29,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-11 18:55:29,541 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-11 18:55:29,543 INFO L168 Benchmark]: Toolchain (without parser) took 4999.80 ms. Allocated memory is still 302.0 MB. Free memory was 267.1 MB in the beginning and 232.3 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.0 GB. [2020-11-11 18:55:29,544 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 251.7 MB. Free memory was 226.3 MB in the beginning and 226.2 MB in the end (delta: 64.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-11-11 18:55:29,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4991.95 ms. Allocated memory is still 302.0 MB. Free memory was 266.4 MB in the beginning and 232.3 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.0 GB. [2020-11-11 18:55:29,547 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 251.7 MB. Free memory was 226.3 MB in the beginning and 226.2 MB in the end (delta: 64.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 4991.95 ms. Allocated memory is still 302.0 MB. Free memory was 266.4 MB in the beginning and 232.3 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.0 GB. * 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...