/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_read_nvram_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 17:21:00,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 17:21:00,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 17:21:00,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 17:21:00,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 17:21:00,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 17:21:00,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 17:21:00,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 17:21:00,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 17:21:00,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 17:21:00,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 17:21:01,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 17:21:01,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 17:21:01,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 17:21:01,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 17:21:01,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 17:21:01,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 17:21:01,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 17:21:01,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 17:21:01,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 17:21:01,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 17:21:01,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 17:21:01,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 17:21:01,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 17:21:01,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-09 17:21:01,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-09 17:21:01,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-09 17:21:01,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-09 17:21:01,063 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 17:21:01,095 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 17:21:01,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 17:21:01,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 17:21:01,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 17:21:01,097 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 17:21:01,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 17:21:01,097 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 17:21:01,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 17:21:01,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 17:21:01,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 17:21:01,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 17:21:01,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 17:21:01,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 17:21:01,099 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 17:21:01,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 17:21:01,099 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 17:21:01,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 17:21:01,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 17:21:01,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 17:21:01,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 17:21:01,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 17:21:01,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 17:21:01,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 17:21:01,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 17:21:01,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 17:21:01,101 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 17:21:01,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 17:21:01,101 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 17:21:01,102 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 17:21:01,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 17:21:01,102 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 17:21:01,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 17:21:01,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 17:21:01,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 17:21:01,484 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 17:21:01,485 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 17:21:01,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2020-11-09 17:21:01,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa077bab1/b378451614614ee9977509350963befe/FLAGb9959be0b [2020-11-09 17:21:02,665 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 17:21:02,665 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2020-11-09 17:21:02,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa077bab1/b378451614614ee9977509350963befe/FLAGb9959be0b [2020-11-09 17:21:03,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa077bab1/b378451614614ee9977509350963befe [2020-11-09 17:21:03,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 17:21:03,085 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 17:21:03,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 17:21:03,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 17:21:03,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 17:21:03,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:21:03" (1/1) ... [2020-11-09 17:21:03,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e08443a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:03, skipping insertion in model container [2020-11-09 17:21:03,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:21:03" (1/1) ... [2020-11-09 17:21:03,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 17:21:03,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 17:21:07,305 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-11-09 17:21:07,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@614f960b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:07, skipping insertion in model container [2020-11-09 17:21:07,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 17:21:07,307 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-09 17:21:07,310 INFO L168 Benchmark]: Toolchain (without parser) took 4228.06 ms. Allocated memory is still 151.0 MB. Free memory was 114.8 MB in the beginning and 88.6 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 8.0 GB. [2020-11-09 17:21:07,311 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 17:21:07,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4219.74 ms. Allocated memory is still 151.0 MB. Free memory was 114.1 MB in the beginning and 88.6 MB in the end (delta: 25.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 8.0 GB. [2020-11-09 17:21:07,320 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4219.74 ms. Allocated memory is still 151.0 MB. Free memory was 114.1 MB in the beginning and 88.6 MB in the end (delta: 25.6 MB). Peak memory consumption was 26.5 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...