./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_nvram_llseek_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_nvram_llseek_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 b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 15:54:49,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 15:54:49,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 15:54:49,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 15:54:49,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 15:54:49,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 15:54:49,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 15:54:49,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 15:54:49,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 15:54:49,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 15:54:49,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 15:54:49,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 15:54:49,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 15:54:49,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 15:54:49,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 15:54:49,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 15:54:49,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 15:54:49,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 15:54:49,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 15:54:49,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 15:54:49,382 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 15:54:49,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 15:54:49,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 15:54:49,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 15:54:49,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 15:54:49,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 15:54:49,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 15:54:49,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 15:54:49,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 15:54:49,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 15:54:49,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 15:54:49,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 15:54:49,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 15:54:49,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 15:54:49,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 15:54:49,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 15:54:49,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 15:54:49,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 15:54:49,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 15:54:49,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 15:54:49,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 15:54:49,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 15:54:49,398 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-04-18 15:54:49,424 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 15:54:49,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 15:54:49,425 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 15:54:49,425 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 15:54:49,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 15:54:49,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 15:54:49,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 15:54:49,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 15:54:49,427 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 15:54:49,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 15:54:49,427 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 15:54:49,427 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 15:54:49,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 15:54:49,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 15:54:49,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 15:54:49,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 15:54:49,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 15:54:49,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 15:54:49,428 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 15:54:49,429 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 15:54:49,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 15:54:49,430 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 15:54:49,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 15:54:49,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 15:54:49,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 15:54:49,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 15:54:49,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 15:54:49,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 15:54:49,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 15:54:49,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 15:54:49,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-18 15:54:49,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 15:54:49,431 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 15:54:49,432 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-04-18 15:54:49,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 15:54:49,432 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-04-18 15:54:49,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 15:54:49,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 15:54:49,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 15:54:49,652 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 15:54:49,659 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 15:54:49,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-04-18 15:54:49,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b871fafe/f8dc4dcbbae84ae290461336f71f27de/FLAGcaf94eb79 [2022-04-18 15:54:50,287 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 15:54:50,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-04-18 15:54:50,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b871fafe/f8dc4dcbbae84ae290461336f71f27de/FLAGcaf94eb79 [2022-04-18 15:54:50,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b871fafe/f8dc4dcbbae84ae290461336f71f27de [2022-04-18 15:54:50,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 15:54:50,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 15:54:50,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 15:54:50,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 15:54:50,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 15:54:50,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:50" (1/1) ... [2022-04-18 15:54:50,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a5b69b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:54:50, skipping insertion in model container [2022-04-18 15:54:50,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:50" (1/1) ... [2022-04-18 15:54:50,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 15:54:50,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 15:54:51,011 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_nvram_llseek_write_nvram.i[5469,5482] [2022-04-18 15:54:52,521 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-04-18 15:54:52,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31882371 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:54:52, skipping insertion in model container [2022-04-18 15:54:52,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 15:54:52,523 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-04-18 15:54:52,525 INFO L158 Benchmark]: Toolchain (without parser) took 1791.46ms. Allocated memory was 121.6MB in the beginning and 169.9MB in the end (delta: 48.2MB). Free memory was 82.8MB in the beginning and 95.7MB in the end (delta: -12.9MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2022-04-18 15:54:52,526 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 15:54:52,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1788.95ms. Allocated memory was 121.6MB in the beginning and 169.9MB in the end (delta: 48.2MB). Free memory was 82.8MB in the beginning and 95.7MB in the end (delta: -12.9MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2022-04-18 15:54:52,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1788.95ms. Allocated memory was 121.6MB in the beginning and 169.9MB in the end (delta: 48.2MB). Free memory was 82.8MB in the beginning and 95.7MB in the end (delta: -12.9MB). Peak memory consumption was 34.4MB. 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_nvram_llseek_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 b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 15:54:54,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 15:54:54,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 15:54:54,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 15:54:54,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 15:54:54,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 15:54:54,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 15:54:54,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 15:54:54,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 15:54:54,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 15:54:54,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 15:54:54,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 15:54:54,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 15:54:54,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 15:54:54,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 15:54:54,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 15:54:54,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 15:54:54,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 15:54:54,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 15:54:54,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 15:54:54,305 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 15:54:54,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 15:54:54,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 15:54:54,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 15:54:54,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 15:54:54,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 15:54:54,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 15:54:54,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 15:54:54,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 15:54:54,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 15:54:54,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 15:54:54,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 15:54:54,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 15:54:54,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 15:54:54,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 15:54:54,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 15:54:54,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 15:54:54,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 15:54:54,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 15:54:54,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 15:54:54,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 15:54:54,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 15:54:54,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2022-04-18 15:54:54,344 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 15:54:54,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 15:54:54,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 15:54:54,345 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 15:54:54,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 15:54:54,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 15:54:54,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 15:54:54,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 15:54:54,346 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 15:54:54,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 15:54:54,347 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 15:54:54,347 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 15:54:54,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 15:54:54,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 15:54:54,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 15:54:54,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 15:54:54,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 15:54:54,348 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 15:54:54,348 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-04-18 15:54:54,348 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-04-18 15:54:54,349 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 15:54:54,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 15:54:54,349 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 15:54:54,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 15:54:54,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 15:54:54,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 15:54:54,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 15:54:54,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 15:54:54,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 15:54:54,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 15:54:54,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 15:54:54,351 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-04-18 15:54:54,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-04-18 15:54:54,351 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 15:54:54,351 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-04-18 15:54:54,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 15:54:54,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-18 15:54:54,352 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-04-18 15:54:54,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 15:54:54,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 15:54:54,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 15:54:54,649 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 15:54:54,652 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 15:54:54,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-04-18 15:54:54,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ef6533c/79eff1af19bc41998e06cdaf2b30576a/FLAGe218155ae [2022-04-18 15:54:55,242 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 15:54:55,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-04-18 15:54:55,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ef6533c/79eff1af19bc41998e06cdaf2b30576a/FLAGe218155ae [2022-04-18 15:54:55,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ef6533c/79eff1af19bc41998e06cdaf2b30576a [2022-04-18 15:54:55,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 15:54:55,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 15:54:55,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 15:54:55,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 15:54:55,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 15:54:55,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:55" (1/1) ... [2022-04-18 15:54:55,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7af0d962 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:54:55, skipping insertion in model container [2022-04-18 15:54:55,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:55" (1/1) ... [2022-04-18 15:54:55,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 15:54:55,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 15:54:56,059 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_nvram_llseek_write_nvram.i[5469,5482] [2022-04-18 15:54:57,781 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-04-18 15:54:57,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f32328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:54:57, skipping insertion in model container [2022-04-18 15:54:57,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 15:54:57,782 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-04-18 15:54:57,783 INFO L158 Benchmark]: Toolchain (without parser) took 2049.68ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 42.2MB in the beginning and 36.7MB in the end (delta: 5.5MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2022-04-18 15:54:57,784 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 50.3MB. Free memory was 31.6MB in the beginning and 31.5MB in the end (delta: 34.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 15:54:57,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2046.98ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 41.8MB in the beginning and 36.7MB in the end (delta: 5.2MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2022-04-18 15:54:57,785 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 50.3MB. Free memory was 31.6MB in the beginning and 31.5MB in the end (delta: 34.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2046.98ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 41.8MB in the beginning and 36.7MB in the end (delta: 5.2MB). Peak memory consumption was 25.0MB. 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