/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/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 11:35:50,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 11:35:50,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 11:35:50,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 11:35:50,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 11:35:50,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 11:35:50,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 11:35:50,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 11:35:50,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 11:35:50,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 11:35:50,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 11:35:50,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 11:35:50,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 11:35:50,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 11:35:50,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 11:35:50,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 11:35:50,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 11:35:50,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 11:35:50,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 11:35:50,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 11:35:50,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 11:35:50,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 11:35:50,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 11:35:50,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 11:35:50,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 11:35:50,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 11:35:50,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 11:35:50,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 11:35:50,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 11:35:50,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 11:35:50,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 11:35:50,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 11:35:50,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 11:35:50,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 11:35:50,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 11:35:50,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 11:35:50,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 11:35:50,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 11:35:50,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 11:35:50,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 11:35:50,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 11:35:50,244 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-SemanticLbe-McrStrategy.epf [2020-04-18 11:35:50,272 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 11:35:50,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 11:35:50,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 11:35:50,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 11:35:50,274 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 11:35:50,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 11:35:50,275 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 11:35:50,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 11:35:50,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 11:35:50,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 11:35:50,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 11:35:50,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 11:35:50,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 11:35:50,276 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 11:35:50,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 11:35:50,277 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 11:35:50,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 11:35:50,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 11:35:50,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 11:35:50,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 11:35:50,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 11:35:50,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 11:35:50,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 11:35:50,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 11:35:50,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 11:35:50,283 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 11:35:50,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 11:35:50,284 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 11:35:50,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 11:35:50,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 11:35:50,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 11:35:50,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 11:35:50,612 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 11:35:50,614 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 11:35:50,614 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 11:35:50,615 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2020-04-18 11:35:50,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c004a66c/467089933ac64c36977921e08b73ca06/FLAG83ce0d94a [2020-04-18 11:35:51,444 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 11:35:51,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2020-04-18 11:35:51,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c004a66c/467089933ac64c36977921e08b73ca06/FLAG83ce0d94a [2020-04-18 11:35:51,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c004a66c/467089933ac64c36977921e08b73ca06 [2020-04-18 11:35:51,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 11:35:51,561 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 11:35:51,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 11:35:51,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 11:35:51,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 11:35:51,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:35:51" (1/1) ... [2020-04-18 11:35:51,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553720f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:35:51, skipping insertion in model container [2020-04-18 11:35:51,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:35:51" (1/1) ... [2020-04-18 11:35:51,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 11:35:51,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 11:35:55,098 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-04-18 11:35:55,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24496797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:35:55, skipping insertion in model container [2020-04-18 11:35:55,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 11:35:55,099 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-04-18 11:35:55,102 INFO L168 Benchmark]: Toolchain (without parser) took 3564.07 ms. Allocated memory was 146.3 MB in the beginning and 238.6 MB in the end (delta: 92.3 MB). Free memory was 92.5 MB in the beginning and 180.3 MB in the end (delta: -87.8 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2020-04-18 11:35:55,104 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-04-18 11:35:55,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3535.00 ms. Allocated memory was 146.3 MB in the beginning and 238.6 MB in the end (delta: 92.3 MB). Free memory was 90.6 MB in the beginning and 180.3 MB in the end (delta: -89.7 MB). Peak memory consumption was 38.8 MB. Max. memory is 7.1 GB. [2020-04-18 11:35:55,109 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3535.00 ms. Allocated memory was 146.3 MB in the beginning and 238.6 MB in the end (delta: 92.3 MB). Free memory was 90.6 MB in the beginning and 180.3 MB in the end (delta: -89.7 MB). Peak memory consumption was 38.8 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...