/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-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 20:21:15,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 20:21:15,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 20:21:15,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-24 20:21:15,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 20:21:15,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 20:21:15,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 20:21:15,934 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-PN-SemanticLbe.epf [2021-03-24 20:21:15,969 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 20:21:15,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 20:21:15,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 20:21:15,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 20:21:15,973 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 20:21:15,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 20:21:15,973 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 20:21:15,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 20:21:15,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 20:21:15,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 20:21:15,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 20:21:15,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 20:21:15,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 20:21:15,975 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 20:21:15,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 20:21:15,975 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 20:21:15,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 20:21:15,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 20:21:15,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 20:21:15,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 20:21:15,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 20:21:15,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 20:21:15,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 20:21:15,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 20:21:15,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 20:21:15,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 20:21:15,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 20:21:15,977 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 20:21:15,977 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 20:21:16,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 20:21:16,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 20:21:16,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 20:21:16,302 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 20:21:16,303 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 20:21:16,304 INFO L432 ainManager$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 [2021-03-24 20:21:16,351 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e13640ea/0f635152618547d082075b23e88eb8cc/FLAG9c5dd26d4 [2021-03-24 20:21:17,026 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 20:21:17,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2021-03-24 20:21:17,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e13640ea/0f635152618547d082075b23e88eb8cc/FLAG9c5dd26d4 [2021-03-24 20:21:17,378 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e13640ea/0f635152618547d082075b23e88eb8cc [2021-03-24 20:21:17,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 20:21:17,382 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 20:21:17,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 20:21:17,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 20:21:17,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 20:21:17,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 08:21:17" (1/1) ... [2021-03-24 20:21:17,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9e998a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:21:17, skipping insertion in model container [2021-03-24 20:21:17,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 08:21:17" (1/1) ... [2021-03-24 20:21:17,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 20:21:17,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 20:21:17,767 WARN L226 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] [2021-03-24 20:21:21,229 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-03-24 20:21:21,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e313c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 08:21:21, skipping insertion in model container [2021-03-24 20:21:21,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 20:21:21,230 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-03-24 20:21:21,232 INFO L168 Benchmark]: Toolchain (without parser) took 3849.04 ms. Allocated memory was 255.9 MB in the beginning and 348.1 MB in the end (delta: 92.3 MB). Free memory was 225.8 MB in the beginning and 293.1 MB in the end (delta: -67.4 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.0 GB. [2021-03-24 20:21:21,233 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 20:21:21,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3844.93 ms. Allocated memory was 255.9 MB in the beginning and 348.1 MB in the end (delta: 92.3 MB). Free memory was 225.1 MB in the beginning and 293.1 MB in the end (delta: -68.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-03-24 20:21:21,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 3844.93 ms. Allocated memory was 255.9 MB in the beginning and 348.1 MB in the end (delta: 92.3 MB). Free memory was 225.1 MB in the beginning and 293.1 MB in the end (delta: -68.0 MB). Peak memory consumption was 31.5 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...