/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_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-22 00:49:20,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-22 00:49:20,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-22 00:49:20,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-22 00:49:20,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-22 00:49:20,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-22 00:49:20,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-22 00:49:20,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-22 00:49:20,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-22 00:49:20,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-22 00:49:20,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-22 00:49:20,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-22 00:49:20,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-22 00:49:20,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-22 00:49:20,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-22 00:49:20,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-22 00:49:20,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-22 00:49:20,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-22 00:49:20,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-22 00:49:20,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-22 00:49:20,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-22 00:49:20,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-22 00:49:20,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-22 00:49:20,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-22 00:49:20,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-22 00:49:20,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-22 00:49:20,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-22 00:49:20,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-22 00:49:20,192 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 [2020-10-22 00:49:20,216 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-22 00:49:20,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-22 00:49:20,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-22 00:49:20,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-22 00:49:20,218 INFO L138 SettingsManager]: * Use SBE=true [2020-10-22 00:49:20,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-22 00:49:20,219 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-22 00:49:20,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-22 00:49:20,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-22 00:49:20,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-22 00:49:20,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-22 00:49:20,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-22 00:49:20,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-22 00:49:20,220 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-22 00:49:20,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-22 00:49:20,221 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-22 00:49:20,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-22 00:49:20,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-22 00:49:20,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-22 00:49:20,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-22 00:49:20,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-22 00:49:20,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 00:49:20,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-22 00:49:20,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-22 00:49:20,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-22 00:49:20,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-22 00:49:20,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-22 00:49:20,223 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-22 00:49:20,223 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-22 00:49:20,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-22 00:49:20,224 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-22 00:49:20,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-22 00:49:20,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-22 00:49:20,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-22 00:49:20,596 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-22 00:49:20,597 INFO L275 PluginConnector]: CDTParser initialized [2020-10-22 00:49:20,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-10-22 00:49:20,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb127a665/74334be3c013436d8dc28ff72b88c804/FLAGc108bde5e [2020-10-22 00:49:21,539 INFO L306 CDTParser]: Found 1 translation units. [2020-10-22 00:49:21,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-10-22 00:49:21,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb127a665/74334be3c013436d8dc28ff72b88c804/FLAGc108bde5e [2020-10-22 00:49:22,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb127a665/74334be3c013436d8dc28ff72b88c804 [2020-10-22 00:49:22,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-22 00:49:22,101 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-22 00:49:22,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-22 00:49:22,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-22 00:49:22,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-22 00:49:22,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 12:49:22" (1/1) ... [2020-10-22 00:49:22,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e0255da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:49:22, skipping insertion in model container [2020-10-22 00:49:22,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 12:49:22" (1/1) ... [2020-10-22 00:49:22,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-22 00:49:22,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-22 00:49:25,701 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-10-22 00:49:25,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5193630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:49:25, skipping insertion in model container [2020-10-22 00:49:25,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-22 00:49:25,714 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-22 00:49:25,719 INFO L168 Benchmark]: Toolchain (without parser) took 3621.21 ms. Allocated memory was 138.4 MB in the beginning and 235.4 MB in the end (delta: 97.0 MB). Free memory was 90.2 MB in the beginning and 170.5 MB in the end (delta: -80.3 MB). Peak memory consumption was 43.2 MB. Max. memory is 7.1 GB. [2020-10-22 00:49:25,720 INFO L168 Benchmark]: CDTParser took 2.59 ms. Allocated memory is still 138.4 MB. Free memory was 120.0 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-22 00:49:25,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3611.61 ms. Allocated memory was 138.4 MB in the beginning and 235.4 MB in the end (delta: 97.0 MB). Free memory was 89.3 MB in the beginning and 170.5 MB in the end (delta: -81.1 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. [2020-10-22 00:49:25,728 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 ms. Allocated memory is still 138.4 MB. Free memory was 120.0 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3611.61 ms. Allocated memory was 138.4 MB in the beginning and 235.4 MB in the end (delta: 97.0 MB). Free memory was 89.3 MB in the beginning and 170.5 MB in the end (delta: -81.1 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 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...