/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-06 01:18:53,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-06 01:18:53,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-06 01:18:53,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-06 01:18:53,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-06 01:18:53,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-06 01:18:53,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-06 01:18:53,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-06 01:18:53,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-06 01:18:53,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-06 01:18:53,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-06 01:18:53,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-06 01:18:53,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-06 01:18:53,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-06 01:18:53,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-06 01:18:53,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-06 01:18:53,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-06 01:18:53,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-06 01:18:53,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-06 01:18:53,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-06 01:18:53,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-06 01:18:53,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-06 01:18:53,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-06 01:18:53,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-06 01:18:53,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-06 01:18:53,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-06 01:18:53,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-06 01:18:53,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-06 01:18:53,337 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-06 01:18:53,359 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-06 01:18:53,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-06 01:18:53,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-06 01:18:53,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-06 01:18:53,361 INFO L138 SettingsManager]: * Use SBE=true [2020-10-06 01:18:53,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-06 01:18:53,362 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-06 01:18:53,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-06 01:18:53,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-06 01:18:53,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-06 01:18:53,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-06 01:18:53,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-06 01:18:53,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-06 01:18:53,363 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-06 01:18:53,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-06 01:18:53,364 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-06 01:18:53,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-06 01:18:53,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-06 01:18:53,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-06 01:18:53,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-06 01:18:53,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-06 01:18:53,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 01:18:53,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-06 01:18:53,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-06 01:18:53,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-06 01:18:53,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-06 01:18:53,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-06 01:18:53,366 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-06 01:18:53,366 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-06 01:18:53,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-06 01:18:53,367 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-06 01:18:53,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-06 01:18:53,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-06 01:18:53,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-06 01:18:53,739 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-06 01:18:53,740 INFO L275 PluginConnector]: CDTParser initialized [2020-10-06 01:18:53,742 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2020-10-06 01:18:53,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a897e783/3c9b789270a140fc8eb5a4c408476901/FLAG012eefe04 [2020-10-06 01:18:54,635 INFO L306 CDTParser]: Found 1 translation units. [2020-10-06 01:18:54,636 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2020-10-06 01:18:54,697 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a897e783/3c9b789270a140fc8eb5a4c408476901/FLAG012eefe04 [2020-10-06 01:18:55,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a897e783/3c9b789270a140fc8eb5a4c408476901 [2020-10-06 01:18:55,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-06 01:18:55,145 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-06 01:18:55,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-06 01:18:55,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-06 01:18:55,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-06 01:18:55,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 01:18:55" (1/1) ... [2020-10-06 01:18:55,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380826d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:18:55, skipping insertion in model container [2020-10-06 01:18:55,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 01:18:55" (1/1) ... [2020-10-06 01:18:55,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-06 01:18:55,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-06 01:18:58,860 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-10-06 01:18:58,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79942212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:18:58, skipping insertion in model container [2020-10-06 01:18:58,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-06 01:18:58,862 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-06 01:18:58,865 INFO L168 Benchmark]: Toolchain (without parser) took 3719.64 ms. Allocated memory was 137.4 MB in the beginning and 229.1 MB in the end (delta: 91.8 MB). Free memory was 88.8 MB in the beginning and 172.0 MB in the end (delta: -83.2 MB). Peak memory consumption was 40.8 MB. Max. memory is 7.1 GB. [2020-10-06 01:18:58,866 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-06 01:18:58,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3716.39 ms. Allocated memory was 137.4 MB in the beginning and 229.1 MB in the end (delta: 91.8 MB). Free memory was 88.6 MB in the beginning and 172.0 MB in the end (delta: -83.4 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2020-10-06 01:18:58,870 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3716.39 ms. Allocated memory was 137.4 MB in the beginning and 229.1 MB in the end (delta: 91.8 MB). Free memory was 88.6 MB in the beginning and 172.0 MB in the end (delta: -83.4 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4701]: 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...