/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_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 09:32:03,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 09:32:03,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 09:32:03,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 09:32:03,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 09:32:03,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 09:32:03,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 09:32:03,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 09:32:03,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 09:32:03,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 09:32:03,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 09:32:03,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 09:32:03,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 09:32:03,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 09:32:03,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 09:32:03,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 09:32:03,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 09:32:03,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 09:32:03,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 09:32:03,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 09:32:03,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 09:32:03,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 09:32:03,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 09:32:03,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 09:32:03,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-18 09:32:03,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 09:32:03,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 09:32:03,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 09:32:03,631 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 09:32:03,654 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 09:32:03,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 09:32:03,655 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 09:32:03,655 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 09:32:03,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 09:32:03,656 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 09:32:03,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 09:32:03,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 09:32:03,656 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 09:32:03,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 09:32:03,657 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 09:32:03,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 09:32:03,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 09:32:03,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 09:32:03,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 09:32:03,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 09:32:03,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 09:32:03,657 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 09:32:03,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 09:32:03,658 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 09:32:03,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 09:32:03,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 09:32:03,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 09:32:03,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 09:32:03,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 09:32:03,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 09:32:03,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 09:32:03,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 09:32:03,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 09:32:03,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 09:32:03,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 09:32:03,659 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 09:32:03,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 09:32:03,663 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 09:32:03,663 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 09:32:03,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 09:32:03,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 09:32:03,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 09:32:03,871 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 09:32:03,874 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 09:32:03,874 INFO L432 ainManager$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 [2022-01-18 09:32:03,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04897ad59/428efa00548a4b20a1a75e273a8b9158/FLAG0d0b91358 [2022-01-18 09:32:04,555 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 09:32:04,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-01-18 09:32:04,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04897ad59/428efa00548a4b20a1a75e273a8b9158/FLAG0d0b91358 [2022-01-18 09:32:04,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04897ad59/428efa00548a4b20a1a75e273a8b9158 [2022-01-18 09:32:04,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 09:32:04,921 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 09:32:04,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 09:32:04,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 09:32:04,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 09:32:04,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 09:32:04" (1/1) ... [2022-01-18 09:32:04,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f1b303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:32:04, skipping insertion in model container [2022-01-18 09:32:04,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 09:32:04" (1/1) ... [2022-01-18 09:32:04,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 09:32:04,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 09:32:05,243 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] [2022-01-18 09:32:06,877 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-01-18 09:32:06,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ea364bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:32:06, skipping insertion in model container [2022-01-18 09:32:06,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 09:32:06,877 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-01-18 09:32:06,879 INFO L158 Benchmark]: Toolchain (without parser) took 1957.26ms. Allocated memory was 442.5MB in the beginning and 606.1MB in the end (delta: 163.6MB). Free memory was 401.1MB in the beginning and 535.2MB in the end (delta: -134.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.0GB. [2022-01-18 09:32:06,879 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 442.5MB. Free memory is still 399.9MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 09:32:06,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1955.95ms. Allocated memory was 442.5MB in the beginning and 606.1MB in the end (delta: 163.6MB). Free memory was 400.0MB in the beginning and 535.2MB in the end (delta: -135.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. [2022-01-18 09:32:06,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 442.5MB. Free memory is still 399.9MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 1955.95ms. Allocated memory was 442.5MB in the beginning and 606.1MB in the end (delta: 163.6MB). Free memory was 400.0MB in the beginning and 535.2MB in the end (delta: -135.2MB). Peak memory consumption was 29.4MB. 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...