/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 09:32:09,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 09:32:09,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 09:32:09,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 09:32:09,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 09:32:09,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 09:32:09,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 09:32:09,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 09:32:09,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 09:32:09,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 09:32:09,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 09:32:09,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 09:32:09,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 09:32:09,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 09:32:09,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 09:32:09,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 09:32:09,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 09:32:09,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 09:32:09,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 09:32:09,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 09:32:09,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 09:32:09,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 09:32:09,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 09:32:09,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 09:32:09,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-18 09:32:09,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 09:32:09,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 09:32:09,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 09:32:09,389 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-Separate.epf [2022-01-18 09:32:09,410 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 09:32:09,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 09:32:09,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 09:32:09,411 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 09:32:09,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 09:32:09,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 09:32:09,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 09:32:09,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 09:32:09,412 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 09:32:09,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 09:32:09,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 09:32:09,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 09:32:09,414 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 09:32:09,414 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 09:32:09,414 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 09:32:09,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 09:32:09,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 09:32:09,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 09:32:09,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 09:32:09,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 09:32:09,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 09:32:09,415 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 09:32:09,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 09:32:09,415 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 09:32:09,416 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 09:32:09,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 09:32:09,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 09:32:09,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 09:32:09,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 09:32:09,595 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 09:32:09,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-01-18 09:32:09,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d426c2fde/a53eaf2d4ecf469dbb232684b430830d/FLAG46d6b2eea [2022-01-18 09:32:10,245 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 09:32:10,246 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-01-18 09:32:10,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d426c2fde/a53eaf2d4ecf469dbb232684b430830d/FLAG46d6b2eea [2022-01-18 09:32:10,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d426c2fde/a53eaf2d4ecf469dbb232684b430830d [2022-01-18 09:32:10,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 09:32:10,670 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 09:32:10,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 09:32:10,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 09:32:10,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 09:32:10,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 09:32:10" (1/1) ... [2022-01-18 09:32:10,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f3c90ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:32:10, skipping insertion in model container [2022-01-18 09:32:10,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 09:32:10" (1/1) ... [2022-01-18 09:32:10,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 09:32:10,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 09:32:11,026 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_nvram_unlocked_ioctl.i[5469,5482] [2022-01-18 09:32:13,338 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-01-18 09:32:13,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b18fc04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:32:13, skipping insertion in model container [2022-01-18 09:32:13,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 09:32:13,339 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-01-18 09:32:13,341 INFO L158 Benchmark]: Toolchain (without parser) took 2669.59ms. Allocated memory was 379.6MB in the beginning and 625.0MB in the end (delta: 245.4MB). Free memory was 340.2MB in the beginning and 555.6MB in the end (delta: -215.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.0GB. [2022-01-18 09:32:13,342 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 379.6MB. Free memory is still 340.2MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 09:32:13,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2668.21ms. Allocated memory was 379.6MB in the beginning and 625.0MB in the end (delta: 245.4MB). Free memory was 340.2MB in the beginning and 555.6MB in the end (delta: -215.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.0GB. [2022-01-18 09:32:13,344 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 379.6MB. Free memory is still 340.2MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 2668.21ms. Allocated memory was 379.6MB in the beginning and 625.0MB in the end (delta: 245.4MB). Free memory was 340.2MB in the beginning and 555.6MB in the end (delta: -215.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.0GB. * 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...