/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-SP.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 17:20:51,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 17:20:52,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 17:20:52,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 17:20:52,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 17:20:52,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 17:20:52,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 17:20:52,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 17:20:52,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 17:20:52,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 17:20:52,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 17:20:52,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 17:20:52,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 17:20:52,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 17:20:52,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 17:20:52,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 17:20:52,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 17:20:52,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 17:20:52,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 17:20:52,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 17:20:52,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 17:20:52,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 17:20:52,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 17:20:52,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 17:20:52,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-09 17:20:52,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-09 17:20:52,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-09 17:20:52,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-09 17:20:52,111 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-SP.epf [2020-11-09 17:20:52,141 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 17:20:52,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 17:20:52,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 17:20:52,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 17:20:52,143 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 17:20:52,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 17:20:52,144 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 17:20:52,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 17:20:52,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 17:20:52,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 17:20:52,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 17:20:52,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 17:20:52,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 17:20:52,146 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 17:20:52,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 17:20:52,147 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 17:20:52,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 17:20:52,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 17:20:52,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 17:20:52,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 17:20:52,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 17:20:52,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 17:20:52,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 17:20:52,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 17:20:52,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 17:20:52,150 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 17:20:52,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 17:20:52,150 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 17:20:52,150 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 17:20:52,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 17:20:52,151 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 17:20:52,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 17:20:52,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 17:20:52,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 17:20:52,566 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 17:20:52,567 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 17:20:52,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2020-11-09 17:20:52,645 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42998ede/3c8137ecc76d48f496e40bbbaeb99aef/FLAGcd4f9c3d6 [2020-11-09 17:20:53,673 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 17:20:53,674 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2020-11-09 17:20:53,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42998ede/3c8137ecc76d48f496e40bbbaeb99aef/FLAGcd4f9c3d6 [2020-11-09 17:20:54,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42998ede/3c8137ecc76d48f496e40bbbaeb99aef [2020-11-09 17:20:54,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 17:20:54,202 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 17:20:54,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 17:20:54,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 17:20:54,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 17:20:54,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:20:54" (1/1) ... [2020-11-09 17:20:54,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb521da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:20:54, skipping insertion in model container [2020-11-09 17:20:54,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:20:54" (1/1) ... [2020-11-09 17:20:54,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 17:20:54,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 17:20:58,691 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-11-09 17:20:58,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c9c977f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:20:58, skipping insertion in model container [2020-11-09 17:20:58,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 17:20:58,693 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-09 17:20:58,695 INFO L168 Benchmark]: Toolchain (without parser) took 4496.82 ms. Allocated memory is still 153.1 MB. Free memory was 117.5 MB in the beginning and 86.8 MB in the end (delta: 30.7 MB). Peak memory consumption was 32.3 MB. Max. memory is 8.0 GB. [2020-11-09 17:20:58,696 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 153.1 MB. Free memory was 125.8 MB in the beginning and 125.7 MB in the end (delta: 80.1 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 17:20:58,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4489.00 ms. Allocated memory is still 153.1 MB. Free memory was 116.8 MB in the beginning and 86.8 MB in the end (delta: 30.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 8.0 GB. [2020-11-09 17:20:58,701 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 153.1 MB. Free memory was 125.8 MB in the beginning and 125.7 MB in the end (delta: 80.1 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4489.00 ms. Allocated memory is still 153.1 MB. Free memory was 116.8 MB in the beginning and 86.8 MB in the end (delta: 30.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 8.0 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...