./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro --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 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:46:15,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:46:15,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:46:15,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:46:15,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:46:15,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:46:15,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:46:15,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:46:15,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:46:15,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:46:15,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:46:15,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:46:15,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:46:15,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:46:15,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:46:15,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:46:15,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:46:15,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:46:15,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:46:15,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:46:15,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:46:15,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:46:15,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:46:15,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:46:15,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:46:15,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:46:15,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:46:15,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:46:15,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:46:15,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:46:15,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:46:15,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:46:15,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:46:15,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:46:15,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:46:15,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:46:15,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:46:15,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:46:15,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:46:15,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:46:15,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:46:15,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-18 18:46:15,234 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:46:15,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:46:15,235 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:46:15,235 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:46:15,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:46:15,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:46:15,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:46:15,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:46:15,237 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:46:15,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:46:15,239 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:46:15,239 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:46:15,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:46:15,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:46:15,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:46:15,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:46:15,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:46:15,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:46:15,240 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-18 18:46:15,241 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:46:15,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:46:15,241 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:46:15,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:46:15,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:46:15,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:46:15,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:46:15,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:46:15,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:46:15,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:46:15,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:46:15,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:46:15,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:46:15,247 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:46:15,247 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:46:15,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:46:15,247 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-11-18 18:46:15,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:46:15,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:46:15,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:46:15,578 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:46:15,579 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:46:15,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-11-18 18:46:15,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data/f173f6407/5666b51e42d347c3a8e24e2cd47ce38a/FLAG8a82236c8 [2022-11-18 18:46:16,696 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:46:16,697 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-11-18 18:46:16,770 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data/f173f6407/5666b51e42d347c3a8e24e2cd47ce38a/FLAG8a82236c8 [2022-11-18 18:46:17,095 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data/f173f6407/5666b51e42d347c3a8e24e2cd47ce38a [2022-11-18 18:46:17,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:46:17,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:46:17,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:46:17,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:46:17,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:46:17,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:46:17" (1/1) ... [2022-11-18 18:46:17,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac0b0f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:17, skipping insertion in model container [2022-11-18 18:46:17,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:46:17" (1/1) ... [2022-11-18 18:46:17,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:46:17,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:46:17,777 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-11-18 18:46:22,654 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-18 18:46:22,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9ebfe37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:22, skipping insertion in model container [2022-11-18 18:46:22,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:46:22,656 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:46:22,658 INFO L158 Benchmark]: Toolchain (without parser) took 5556.94ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 71.4MB in the beginning and 106.7MB in the end (delta: -35.4MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-11-18 18:46:22,659 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 87.5MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:46:22,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5549.47ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 71.2MB in the beginning and 106.7MB in the end (delta: -35.5MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-11-18 18:46:22,662 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 87.5MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5549.47ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 71.2MB in the beginning and 106.7MB in the end (delta: -35.5MB). Peak memory consumption was 23.2MB. 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro --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 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:46:25,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:46:25,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:46:25,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:46:25,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:46:25,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:46:25,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:46:25,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:46:25,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:46:25,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:46:25,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:46:25,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:46:25,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:46:25,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:46:25,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:46:25,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:46:25,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:46:25,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:46:25,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:46:25,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:46:25,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:46:25,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:46:25,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:46:25,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:46:25,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:46:25,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:46:25,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:46:25,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:46:25,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:46:25,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:46:25,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:46:25,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:46:25,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:46:25,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:46:25,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:46:25,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:46:25,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:46:25,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:46:25,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:46:25,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:46:25,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:46:25,153 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2022-11-18 18:46:25,202 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:46:25,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:46:25,206 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:46:25,206 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:46:25,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:46:25,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:46:25,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:46:25,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:46:25,210 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:46:25,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:46:25,211 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:46:25,211 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:46:25,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:46:25,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:46:25,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:46:25,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:46:25,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:46:25,213 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-18 18:46:25,213 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 18:46:25,213 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 18:46:25,213 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:46:25,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:46:25,214 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:46:25,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:46:25,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:46:25,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:46:25,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:46:25,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:46:25,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:46:25,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:46:25,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:46:25,216 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 18:46:25,217 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 18:46:25,217 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:46:25,217 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:46:25,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:46:25,218 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 18:46:25,218 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-11-18 18:46:25,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:46:25,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:46:25,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:46:25,717 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:46:25,720 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:46:25,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-11-18 18:46:25,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data/9249b71f2/f01a341d360b45d1b110323a1ff4ab47/FLAG1b56ca3c2 [2022-11-18 18:46:26,815 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:46:26,816 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-11-18 18:46:26,871 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data/9249b71f2/f01a341d360b45d1b110323a1ff4ab47/FLAG1b56ca3c2 [2022-11-18 18:46:27,252 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/bin/uautomizer-TMbwUNV5ro/data/9249b71f2/f01a341d360b45d1b110323a1ff4ab47 [2022-11-18 18:46:27,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:46:27,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:46:27,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:46:27,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:46:27,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:46:27,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:46:27" (1/1) ... [2022-11-18 18:46:27,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@527c23e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:27, skipping insertion in model container [2022-11-18 18:46:27,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:46:27" (1/1) ... [2022-11-18 18:46:27,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:46:27,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:46:27,907 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b2546e-88ec-4a87-943b-431a2fe936d9/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-11-18 18:46:31,850 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-18 18:46:31,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@542525a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:46:31, skipping insertion in model container [2022-11-18 18:46:31,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:46:31,852 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:46:31,854 INFO L158 Benchmark]: Toolchain (without parser) took 4594.41ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 44.4MB in the beginning and 57.2MB in the end (delta: -12.8MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2022-11-18 18:46:31,855 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory was 55.1MB in the beginning and 55.1MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:46:31,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4587.83ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 44.2MB in the beginning and 57.2MB in the end (delta: -13.0MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2022-11-18 18:46:31,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory was 55.1MB in the beginning and 55.1MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4587.83ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 44.2MB in the beginning and 57.2MB in the end (delta: -13.0MB). Peak memory consumption was 32.6MB. 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