./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_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_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- 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 01:47:33,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 01:47:33,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 01:47:33,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 01:47:33,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 01:47:33,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 01:47:33,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 01:47:33,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 01:47:33,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 01:47:33,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 01:47:33,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 01:47:33,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 01:47:33,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 01:47:33,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 01:47:33,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 01:47:33,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 01:47:33,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 01:47:33,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 01:47:33,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 01:47:33,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 01:47:33,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 01:47:33,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 01:47:33,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 01:47:33,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 01:47:33,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 01:47:33,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 01:47:33,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 01:47:33,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 01:47:33,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 01:47:33,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 01:47:33,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 01:47:33,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 01:47:33,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 01:47:33,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 01:47:33,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 01:47:33,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 01:47:33,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 01:47:33,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 01:47:33,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 01:47:33,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 01:47:33,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 01:47:33,123 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-18 01:47:33,151 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 01:47:33,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 01:47:33,151 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 01:47:33,151 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 01:47:33,152 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 01:47:33,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 01:47:33,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 01:47:33,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 01:47:33,153 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 01:47:33,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 01:47:33,154 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 01:47:33,154 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 01:47:33,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 01:47:33,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 01:47:33,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 01:47:33,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 01:47:33,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 01:47:33,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 01:47:33,155 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-18 01:47:33,155 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 01:47:33,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 01:47:33,156 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 01:47:33,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 01:47:33,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 01:47:33,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 01:47:33,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-18 01:47:33,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 01:47:33,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 01:47:33,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 01:47:33,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 01:47:33,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 01:47:33,157 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 01:47:33,158 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-18 01:47:33,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 01:47:33,158 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 01:47:33,158 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-18 01:47:33,158 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-18 01:47:33,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 01:47:33,159 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-18 01:47:33,159 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-18 01:47:33,159 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_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-11-18 01:47:33,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 01:47:33,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 01:47:33,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 01:47:33,465 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 01:47:33,467 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 01:47:33,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-18 01:47:33,560 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data/168de59ca/fe67e82bbd664012b6fb543ffa76d631/FLAG9b25ad59c [2022-11-18 01:47:34,397 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 01:47:34,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-18 01:47:34,452 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data/168de59ca/fe67e82bbd664012b6fb543ffa76d631/FLAG9b25ad59c [2022-11-18 01:47:34,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data/168de59ca/fe67e82bbd664012b6fb543ffa76d631 [2022-11-18 01:47:34,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 01:47:34,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 01:47:34,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 01:47:34,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 01:47:34,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 01:47:34,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:47:34" (1/1) ... [2022-11-18 01:47:34,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cdfbe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:47:34, skipping insertion in model container [2022-11-18 01:47:34,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:47:34" (1/1) ... [2022-11-18 01:47:34,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 01:47:35,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 01:47:35,533 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_9fc92ad2-fc8e-4090-b5da-435167af8c51/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-11-18 01:47:39,881 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-18 01:47:39,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46ce0685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:47:39, skipping insertion in model container [2022-11-18 01:47:39,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 01:47:39,882 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 01:47:39,883 INFO L158 Benchmark]: Toolchain (without parser) took 4948.37ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 66.3MB in the beginning and 97.7MB in the end (delta: -31.4MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2022-11-18 01:47:39,884 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 94.5MB in the end (delta: 127.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 01:47:39,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4945.41ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 66.1MB in the beginning and 97.7MB in the end (delta: -31.6MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2022-11-18 01:47:39,887 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 94.5MB in the end (delta: 127.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4945.41ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 66.1MB in the beginning and 97.7MB in the end (delta: -31.6MB). Peak memory consumption was 21.5MB. 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_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- 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 01:47:42,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 01:47:42,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 01:47:42,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 01:47:42,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 01:47:42,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 01:47:42,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 01:47:42,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 01:47:42,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 01:47:42,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 01:47:42,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 01:47:42,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 01:47:42,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 01:47:42,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 01:47:42,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 01:47:42,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 01:47:42,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 01:47:42,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 01:47:42,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 01:47:42,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 01:47:42,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 01:47:42,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 01:47:42,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 01:47:42,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 01:47:42,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 01:47:42,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 01:47:42,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 01:47:42,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 01:47:42,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 01:47:42,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 01:47:42,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 01:47:42,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 01:47:42,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 01:47:42,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 01:47:42,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 01:47:42,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 01:47:42,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 01:47:42,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 01:47:42,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 01:47:42,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 01:47:42,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 01:47:42,141 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2022-11-18 01:47:42,178 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 01:47:42,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 01:47:42,179 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 01:47:42,179 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 01:47:42,179 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 01:47:42,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 01:47:42,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 01:47:42,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 01:47:42,181 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 01:47:42,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 01:47:42,181 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 01:47:42,181 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 01:47:42,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 01:47:42,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 01:47:42,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 01:47:42,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 01:47:42,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 01:47:42,182 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-18 01:47:42,183 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 01:47:42,183 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 01:47:42,183 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 01:47:42,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 01:47:42,183 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 01:47:42,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 01:47:42,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 01:47:42,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 01:47:42,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 01:47:42,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 01:47:42,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 01:47:42,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 01:47:42,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 01:47:42,185 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 01:47:42,185 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-18 01:47:42,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 01:47:42,186 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 01:47:42,186 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-18 01:47:42,186 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-18 01:47:42,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 01:47:42,186 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-18 01:47:42,186 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-18 01:47:42,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 01:47:42,187 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_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-11-18 01:47:42,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 01:47:42,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 01:47:42,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 01:47:42,570 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 01:47:42,571 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 01:47:42,572 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-18 01:47:42,643 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data/3ebfe0a73/31bfa2b02a3d404f8a0561e2aecdc513/FLAG4d95d7154 [2022-11-18 01:47:43,594 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 01:47:43,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-18 01:47:43,653 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data/3ebfe0a73/31bfa2b02a3d404f8a0561e2aecdc513/FLAG4d95d7154 [2022-11-18 01:47:44,053 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc92ad2-fc8e-4090-b5da-435167af8c51/bin/ugemcutter-AnMVkTqH3k/data/3ebfe0a73/31bfa2b02a3d404f8a0561e2aecdc513 [2022-11-18 01:47:44,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 01:47:44,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 01:47:44,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 01:47:44,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 01:47:44,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 01:47:44,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:47:44" (1/1) ... [2022-11-18 01:47:44,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a6721a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:47:44, skipping insertion in model container [2022-11-18 01:47:44,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:47:44" (1/1) ... [2022-11-18 01:47:44,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 01:47:44,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 01:47:44,632 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_9fc92ad2-fc8e-4090-b5da-435167af8c51/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-11-18 01:47:49,181 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-18 01:47:49,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a1e4bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:47:49, skipping insertion in model container [2022-11-18 01:47:49,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 01:47:49,182 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 01:47:49,184 INFO L158 Benchmark]: Toolchain (without parser) took 5125.10ms. Allocated memory was 75.5MB in the beginning and 109.1MB in the end (delta: 33.6MB). Free memory was 47.9MB in the beginning and 64.8MB in the end (delta: -16.9MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2022-11-18 01:47:49,185 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 01:47:49,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5118.22ms. Allocated memory was 75.5MB in the beginning and 109.1MB in the end (delta: 33.6MB). Free memory was 47.7MB in the beginning and 64.8MB in the end (delta: -17.2MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2022-11-18 01:47:49,187 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 75.5MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5118.22ms. Allocated memory was 75.5MB in the beginning and 109.1MB in the end (delta: 33.6MB). Free memory was 47.7MB in the beginning and 64.8MB in the end (delta: -17.2MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN