/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_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 13:56:15,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 13:56:15,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 13:56:15,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 13:56:15,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 13:56:15,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 13:56:15,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 13:56:15,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 13:56:15,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 13:56:15,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 13:56:15,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 13:56:15,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 13:56:15,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 13:56:15,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 13:56:15,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 13:56:15,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 13:56:15,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 13:56:15,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 13:56:15,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 13:56:15,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 13:56:15,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 13:56:15,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 13:56:15,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 13:56:15,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 13:56:15,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 13:56:15,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 13:56:15,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 13:56:15,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 13:56:15,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-16 13:56:15,250 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 13:56:15,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 13:56:15,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 13:56:15,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 13:56:15,252 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 13:56:15,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 13:56:15,253 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 13:56:15,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 13:56:15,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 13:56:15,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 13:56:15,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 13:56:15,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 13:56:15,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 13:56:15,254 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 13:56:15,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 13:56:15,255 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 13:56:15,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 13:56:15,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 13:56:15,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 13:56:15,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 13:56:15,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 13:56:15,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 13:56:15,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 13:56:15,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 13:56:15,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 13:56:15,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 13:56:15,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 13:56:15,257 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-16 13:56:15,257 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 13:56:15,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 13:56:15,258 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-16 13:56:15,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 13:56:15,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 13:56:15,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 13:56:15,584 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 13:56:15,585 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 13:56:15,586 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2020-10-16 13:56:15,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa19bca45/71bbbc8554194c6e8c48ee1cad5f874d/FLAGc6a469d6a [2020-10-16 13:56:16,492 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 13:56:16,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2020-10-16 13:56:16,539 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa19bca45/71bbbc8554194c6e8c48ee1cad5f874d/FLAGc6a469d6a [2020-10-16 13:56:17,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa19bca45/71bbbc8554194c6e8c48ee1cad5f874d [2020-10-16 13:56:17,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 13:56:17,019 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 13:56:17,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 13:56:17,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 13:56:17,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 13:56:17,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:56:17" (1/1) ... [2020-10-16 13:56:17,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb54c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:17, skipping insertion in model container [2020-10-16 13:56:17,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:56:17" (1/1) ... [2020-10-16 13:56:17,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 13:56:17,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 13:56:20,769 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-10-16 13:56:20,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4882b2c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:20, skipping insertion in model container [2020-10-16 13:56:20,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 13:56:20,771 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-16 13:56:20,773 INFO L168 Benchmark]: Toolchain (without parser) took 3753.78 ms. Allocated memory was 137.9 MB in the beginning and 230.2 MB in the end (delta: 92.3 MB). Free memory was 89.3 MB in the beginning and 173.1 MB in the end (delta: -83.8 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2020-10-16 13:56:20,775 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-16 13:56:20,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3746.88 ms. Allocated memory was 137.9 MB in the beginning and 230.2 MB in the end (delta: 92.3 MB). Free memory was 89.1 MB in the beginning and 173.1 MB in the end (delta: -84.0 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2020-10-16 13:56:20,778 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 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3746.88 ms. Allocated memory was 137.9 MB in the beginning and 230.2 MB in the end (delta: 92.3 MB). Free memory was 89.1 MB in the beginning and 173.1 MB in the end (delta: -84.0 MB). Peak memory consumption was 40.5 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...