./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version efd9311c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 15:54:57,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 15:54:57,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 15:54:57,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 15:54:57,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 15:54:57,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 15:54:57,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 15:54:57,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 15:54:57,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 15:54:57,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 15:54:57,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 15:54:57,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 15:54:57,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 15:54:57,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 15:54:57,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 15:54:57,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 15:54:57,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 15:54:57,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 15:54:57,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 15:54:57,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 15:54:57,237 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 15:54:57,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 15:54:57,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 15:54:57,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 15:54:57,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 15:54:57,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 15:54:57,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 15:54:57,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 15:54:57,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 15:54:57,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 15:54:57,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 15:54:57,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 15:54:57,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 15:54:57,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 15:54:57,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 15:54:57,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 15:54:57,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 15:54:57,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 15:54:57,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 15:54:57,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 15:54:57,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 15:54:57,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 15:54:57,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-04-18 15:54:57,273 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 15:54:57,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 15:54:57,274 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 15:54:57,274 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 15:54:57,274 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 15:54:57,275 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 15:54:57,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 15:54:57,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 15:54:57,275 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 15:54:57,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 15:54:57,276 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 15:54:57,276 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 15:54:57,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 15:54:57,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 15:54:57,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 15:54:57,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 15:54:57,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 15:54:57,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 15:54:57,277 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 15:54:57,277 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 15:54:57,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 15:54:57,278 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 15:54:57,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 15:54:57,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 15:54:57,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 15:54:57,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 15:54:57,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 15:54:57,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 15:54:57,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 15:54:57,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 15:54:57,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-18 15:54:57,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 15:54:57,279 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 15:54:57,279 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-04-18 15:54:57,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 15:54:57,280 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2022-04-18 15:54:57,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 15:54:57,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 15:54:57,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 15:54:57,495 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 15:54:57,496 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 15:54:57,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-04-18 15:54:57,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6856b9d49/5b3055fb9245461292a7ffbe65aae587/FLAG5d1e6bbad [2022-04-18 15:54:58,126 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 15:54:58,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-04-18 15:54:58,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6856b9d49/5b3055fb9245461292a7ffbe65aae587/FLAG5d1e6bbad [2022-04-18 15:54:58,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6856b9d49/5b3055fb9245461292a7ffbe65aae587 [2022-04-18 15:54:58,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 15:54:58,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 15:54:58,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 15:54:58,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 15:54:58,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 15:54:58,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:58" (1/1) ... [2022-04-18 15:54:58,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19bc1fb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:54:58, skipping insertion in model container [2022-04-18 15:54:58,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:58" (1/1) ... [2022-04-18 15:54:58,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 15:54:58,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 15:54:58,674 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2022-04-18 15:55:00,666 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-04-18 15:55:00,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3938c6a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:00, skipping insertion in model container [2022-04-18 15:55:00,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 15:55:00,667 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-04-18 15:55:00,669 INFO L158 Benchmark]: Toolchain (without parser) took 2350.67ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 50.9MB in the beginning and 56.7MB in the end (delta: -5.8MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2022-04-18 15:55:00,669 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 81.8MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 15:55:00,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2348.04ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 50.7MB in the beginning and 56.7MB in the end (delta: -6.0MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2022-04-18 15:55:00,671 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 81.8MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2348.04ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 50.7MB in the beginning and 56.7MB in the end (delta: -6.0MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 15:55:02,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 15:55:02,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 15:55:02,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 15:55:02,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 15:55:02,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 15:55:02,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 15:55:02,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 15:55:02,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 15:55:02,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 15:55:02,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 15:55:02,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 15:55:02,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 15:55:02,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 15:55:02,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 15:55:02,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 15:55:02,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 15:55:02,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 15:55:02,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 15:55:02,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 15:55:02,051 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 15:55:02,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 15:55:02,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 15:55:02,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 15:55:02,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 15:55:02,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 15:55:02,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 15:55:02,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 15:55:02,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 15:55:02,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 15:55:02,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 15:55:02,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 15:55:02,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 15:55:02,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 15:55:02,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 15:55:02,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 15:55:02,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 15:55:02,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 15:55:02,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 15:55:02,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 15:55:02,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 15:55:02,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 15:55:02,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2022-04-18 15:55:02,094 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 15:55:02,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 15:55:02,096 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 15:55:02,096 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 15:55:02,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 15:55:02,097 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 15:55:02,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 15:55:02,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 15:55:02,098 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 15:55:02,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 15:55:02,099 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 15:55:02,099 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 15:55:02,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 15:55:02,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 15:55:02,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 15:55:02,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 15:55:02,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 15:55:02,104 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 15:55:02,104 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-04-18 15:55:02,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-04-18 15:55:02,104 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 15:55:02,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 15:55:02,105 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 15:55:02,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 15:55:02,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 15:55:02,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 15:55:02,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 15:55:02,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 15:55:02,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 15:55:02,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 15:55:02,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 15:55:02,106 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-04-18 15:55:02,106 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-04-18 15:55:02,106 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 15:55:02,107 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-04-18 15:55:02,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 15:55:02,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-18 15:55:02,107 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2022-04-18 15:55:02,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 15:55:02,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 15:55:02,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 15:55:02,381 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 15:55:02,381 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 15:55:02,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-04-18 15:55:02,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce916de2e/f3867e3f615e4c8eb152c750c0d2049a/FLAG8c9a4b1e9 [2022-04-18 15:55:02,992 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 15:55:02,993 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-04-18 15:55:03,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce916de2e/f3867e3f615e4c8eb152c750c0d2049a/FLAG8c9a4b1e9 [2022-04-18 15:55:03,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce916de2e/f3867e3f615e4c8eb152c750c0d2049a [2022-04-18 15:55:03,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 15:55:03,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 15:55:03,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 15:55:03,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 15:55:03,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 15:55:03,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:55:03" (1/1) ... [2022-04-18 15:55:03,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744518bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:03, skipping insertion in model container [2022-04-18 15:55:03,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:55:03" (1/1) ... [2022-04-18 15:55:03,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 15:55:03,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 15:55:03,782 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2022-04-18 15:55:05,375 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-04-18 15:55:05,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6765d93a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:05, skipping insertion in model container [2022-04-18 15:55:05,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 15:55:05,376 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-04-18 15:55:05,378 INFO L158 Benchmark]: Toolchain (without parser) took 1911.74ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 29.4MB in the beginning and 32.9MB in the end (delta: -3.5MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-04-18 15:55:05,378 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 52.4MB. Free memory was 34.6MB in the beginning and 34.5MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 15:55:05,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1910.22ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 29.3MB in the beginning and 32.9MB in the end (delta: -3.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-04-18 15:55:05,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 52.4MB. Free memory was 34.6MB in the beginning and 34.5MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1910.22ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 29.3MB in the beginning and 32.9MB in the end (delta: -3.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN