./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc --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 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- 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-5e519f3 [2022-11-02 20:12:21,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:12:21,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:12:21,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:12:21,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:12:21,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:12:21,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:12:21,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:12:21,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:12:21,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:12:21,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:12:21,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:12:21,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:12:21,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:12:21,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:12:21,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:12:21,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:12:21,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:12:21,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:12:21,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:12:21,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:12:21,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:12:21,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:12:21,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:12:21,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:12:21,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:12:21,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:12:21,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:12:21,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:12:21,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:12:21,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:12:21,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:12:21,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:12:21,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:12:21,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:12:21,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:12:21,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:12:21,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:12:21,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:12:21,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:12:21,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:12:21,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-02 20:12:21,476 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:12:21,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:12:21,477 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:12:21,477 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:12:21,478 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:12:21,479 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:12:21,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:12:21,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:12:21,480 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:12:21,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:12:21,481 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:12:21,481 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:12:21,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:12:21,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:12:21,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:12:21,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:12:21,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:12:21,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:12:21,483 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-02 20:12:21,483 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:12:21,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:12:21,483 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:12:21,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:12:21,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:12:21,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:12:21,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:12:21,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:12:21,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:12:21,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:12:21,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:12:21,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:12:21,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:12:21,486 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:12:21,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:12:21,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:12:21,486 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_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-02 20:12:21,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:12:21,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:12:21,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:12:21,865 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:12:21,866 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:12:21,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-02 20:12:21,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data/b826a9a9d/e0aa5a1e025f42c4b20dbc8f318c7bb7/FLAG18bf24345 [2022-11-02 20:12:22,951 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:12:22,951 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-02 20:12:22,994 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data/b826a9a9d/e0aa5a1e025f42c4b20dbc8f318c7bb7/FLAG18bf24345 [2022-11-02 20:12:23,351 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data/b826a9a9d/e0aa5a1e025f42c4b20dbc8f318c7bb7 [2022-11-02 20:12:23,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:12:23,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:12:23,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:12:23,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:12:23,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:12:23,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:12:23" (1/1) ... [2022-11-02 20:12:23,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcc70bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:23, skipping insertion in model container [2022-11-02 20:12:23,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:12:23" (1/1) ... [2022-11-02 20:12:23,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:12:23,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:12:23,933 WARN L230 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_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-02 20:12:27,541 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-02 20:12:27,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@256c9833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:27, skipping insertion in model container [2022-11-02 20:12:27,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:12:27,543 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:12:27,545 INFO L158 Benchmark]: Toolchain (without parser) took 4186.39ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 62.9MB in the beginning and 76.9MB in the end (delta: -14.0MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2022-11-02 20:12:27,545 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:12:27,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4181.79ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 62.9MB in the beginning and 77.4MB in the end (delta: -14.5MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2022-11-02 20:12:27,548 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4181.79ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 62.9MB in the beginning and 77.4MB in the end (delta: -14.5MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc --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 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- 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-5e519f3 [2022-11-02 20:12:29,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:12:29,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:12:29,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:12:29,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:12:29,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:12:29,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:12:29,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:12:29,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:12:29,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:12:29,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:12:29,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:12:29,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:12:29,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:12:29,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:12:29,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:12:29,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:12:29,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:12:29,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:12:29,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:12:29,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:12:29,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:12:29,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:12:29,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:12:29,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:12:29,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:12:29,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:12:29,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:12:29,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:12:29,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:12:29,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:12:29,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:12:29,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:12:29,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:12:29,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:12:29,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:12:29,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:12:29,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:12:29,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:12:29,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:12:29,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:12:29,817 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2022-11-02 20:12:29,864 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:12:29,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:12:29,866 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:12:29,866 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:12:29,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:12:29,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:12:29,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:12:29,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:12:29,869 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:12:29,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:12:29,870 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:12:29,871 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:12:29,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:12:29,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:12:29,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:12:29,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:12:29,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:12:29,872 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-02 20:12:29,872 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:12:29,872 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:12:29,873 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:12:29,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:12:29,873 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:12:29,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:12:29,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:12:29,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:12:29,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:12:29,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:12:29,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:12:29,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:12:29,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:12:29,875 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:12:29,876 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:12:29,876 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:12:29,876 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:12:29,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:12:29,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:12:29,877 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_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-02 20:12:30,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:12:30,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:12:30,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:12:30,310 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:12:30,311 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:12:30,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-02 20:12:30,402 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data/1dcf712c9/6a4a1fc03f474da0b578b5eaa356fe89/FLAGb75ad8f43 [2022-11-02 20:12:31,391 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:12:31,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-02 20:12:31,449 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data/1dcf712c9/6a4a1fc03f474da0b578b5eaa356fe89/FLAGb75ad8f43 [2022-11-02 20:12:31,848 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/bin/uautomizer-Dbtcem3rbc/data/1dcf712c9/6a4a1fc03f474da0b578b5eaa356fe89 [2022-11-02 20:12:31,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:12:31,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:12:31,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:12:31,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:12:31,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:12:31,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:12:31" (1/1) ... [2022-11-02 20:12:31,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ff09a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:31, skipping insertion in model container [2022-11-02 20:12:31,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:12:31" (1/1) ... [2022-11-02 20:12:31,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:12:31,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:12:32,402 WARN L230 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_47e7ca72-7e6f-4ac2-9013-60d397d6d51c/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-02 20:12:36,553 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-02 20:12:36,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@334b5f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:36, skipping insertion in model container [2022-11-02 20:12:36,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:12:36,554 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:12:36,556 INFO L158 Benchmark]: Toolchain (without parser) took 4702.60ms. 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 44.8MB in the end (delta: -16.8MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-11-02 20:12:36,556 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:12:36,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4700.48ms. 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 44.8MB in the end (delta: -17.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-11-02 20:12:36,559 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4700.48ms. 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 44.8MB in the end (delta: -17.0MB). Peak memory consumption was 24.8MB. 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