./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_read_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_read_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 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 15:54:45,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 15:54:45,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 15:54:45,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 15:54:45,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 15:54:45,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 15:54:45,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 15:54:45,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 15:54:45,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 15:54:45,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 15:54:45,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 15:54:45,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 15:54:45,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 15:54:45,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 15:54:45,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 15:54:45,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 15:54:45,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 15:54:45,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 15:54:45,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 15:54:45,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 15:54:45,934 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 15:54:45,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 15:54:45,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 15:54:45,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 15:54:45,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 15:54:45,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 15:54:45,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 15:54:45,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 15:54:45,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 15:54:45,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 15:54:45,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 15:54:45,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 15:54:45,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 15:54:45,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 15:54:45,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 15:54:45,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 15:54:45,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 15:54:45,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 15:54:45,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 15:54:45,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 15:54:45,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 15:54:45,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 15:54:45,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-04-18 15:54:45,975 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 15:54:45,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 15:54:45,976 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 15:54:45,976 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 15:54:45,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 15:54:45,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 15:54:45,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 15:54:45,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 15:54:45,978 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 15:54:45,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 15:54:45,979 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 15:54:45,980 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 15:54:45,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 15:54:45,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 15:54:45,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 15:54:45,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 15:54:45,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 15:54:45,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 15:54:45,981 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 15:54:45,981 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 15:54:45,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 15:54:45,981 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 15:54:45,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 15:54:45,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 15:54:45,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 15:54:45,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 15:54:45,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 15:54:45,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 15:54:45,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 15:54:45,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 15:54:45,983 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-18 15:54:45,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 15:54:45,983 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 15:54:45,984 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-04-18 15:54:45,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 15:54:45,984 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2022-04-18 15:54:46,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 15:54:46,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 15:54:46,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 15:54:46,323 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 15:54:46,324 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 15:54:46,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-04-18 15:54:46,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf349916a/5484488cca1948de98c172eba487b8f2/FLAG9c9765477 [2022-04-18 15:54:47,207 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 15:54:47,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-04-18 15:54:47,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf349916a/5484488cca1948de98c172eba487b8f2/FLAG9c9765477 [2022-04-18 15:54:47,734 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf349916a/5484488cca1948de98c172eba487b8f2 [2022-04-18 15:54:47,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 15:54:47,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 15:54:47,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 15:54:47,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 15:54:47,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 15:54:47,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:47" (1/1) ... [2022-04-18 15:54:47,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5568b5cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:54:47, skipping insertion in model container [2022-04-18 15:54:47,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:47" (1/1) ... [2022-04-18 15:54:47,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 15:54:47,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 15:54:48,142 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_read_nvram.i[5469,5482] [2022-04-18 15:54:50,907 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-04-18 15:54:50,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5069985c 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 15:54:50,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 15:54:50,909 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-04-18 15:54:50,911 INFO L158 Benchmark]: Toolchain (without parser) took 3172.37ms. Allocated memory is still 107.0MB. Free memory was 80.8MB in the beginning and 54.9MB in the end (delta: 25.9MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2022-04-18 15:54:50,912 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 86.0MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 15:54:50,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3170.71ms. Allocated memory is still 107.0MB. Free memory was 80.4MB in the beginning and 55.4MB in the end (delta: 25.0MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2022-04-18 15:54:50,915 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 86.0MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3170.71ms. Allocated memory is still 107.0MB. Free memory was 80.4MB in the beginning and 55.4MB in the end (delta: 25.0MB). Peak memory consumption was 55.1MB. 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_read_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 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 15:54:52,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 15:54:52,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 15:54:52,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 15:54:52,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 15:54:52,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 15:54:52,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 15:54:52,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 15:54:52,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 15:54:52,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 15:54:52,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 15:54:52,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 15:54:52,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 15:54:52,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 15:54:52,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 15:54:52,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 15:54:52,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 15:54:52,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 15:54:52,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 15:54:52,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 15:54:52,850 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 15:54:52,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 15:54:52,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 15:54:52,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 15:54:52,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 15:54:52,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 15:54:52,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 15:54:52,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 15:54:52,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 15:54:52,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 15:54:52,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 15:54:52,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 15:54:52,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 15:54:52,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 15:54:52,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 15:54:52,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 15:54:52,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 15:54:52,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 15:54:52,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 15:54:52,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 15:54:52,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 15:54:52,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 15:54:52,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2022-04-18 15:54:52,917 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 15:54:52,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 15:54:52,918 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 15:54:52,919 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 15:54:52,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 15:54:52,920 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 15:54:52,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 15:54:52,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 15:54:52,921 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 15:54:52,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 15:54:52,922 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 15:54:52,922 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 15:54:52,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 15:54:52,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 15:54:52,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 15:54:52,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 15:54:52,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 15:54:52,923 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 15:54:52,923 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-04-18 15:54:52,924 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-04-18 15:54:52,924 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 15:54:52,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 15:54:52,924 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 15:54:52,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 15:54:52,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 15:54:52,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 15:54:52,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 15:54:52,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 15:54:52,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 15:54:52,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 15:54:52,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 15:54:52,926 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-04-18 15:54:52,926 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-04-18 15:54:52,926 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 15:54:52,927 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-04-18 15:54:52,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 15:54:52,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-18 15:54:52,927 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2022-04-18 15:54:53,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 15:54:53,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 15:54:53,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 15:54:53,321 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 15:54:53,321 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 15:54:53,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-04-18 15:54:53,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b627ed1/0b70bc8029ff4090bae2c0a2e7cac4bf/FLAGe6071af06 [2022-04-18 15:54:54,231 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 15:54:54,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-04-18 15:54:54,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b627ed1/0b70bc8029ff4090bae2c0a2e7cac4bf/FLAGe6071af06 [2022-04-18 15:54:54,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b627ed1/0b70bc8029ff4090bae2c0a2e7cac4bf [2022-04-18 15:54:54,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 15:54:54,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 15:54:54,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 15:54:54,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 15:54:54,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 15:54:54,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:54" (1/1) ... [2022-04-18 15:54:54,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f0b118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:54:54, skipping insertion in model container [2022-04-18 15:54:54,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:54:54" (1/1) ... [2022-04-18 15:54:54,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 15:54:54,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 15:54:55,320 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_read_nvram.i[5469,5482] [2022-04-18 15:54:58,150 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-04-18 15:54:58,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69cbdf37 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 15:54:58,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 15:54:58,151 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-04-18 15:54:58,153 INFO L158 Benchmark]: Toolchain (without parser) took 3364.88ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 28.0MB in the beginning and 44.6MB in the end (delta: -16.6MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2022-04-18 15:54:58,153 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 52.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 15:54:58,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3360.68ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 27.8MB in the beginning and 44.6MB in the end (delta: -16.8MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-04-18 15:54:58,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 52.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3360.68ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 27.8MB in the beginning and 44.6MB in the end (delta: -16.8MB). Peak memory consumption was 21.3MB. 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