./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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.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_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi --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 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 [2022-11-04 12:05:38,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:05:38,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:05:38,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:05:38,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:05:38,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:05:38,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:05:38,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:05:38,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:05:38,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:05:38,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:05:38,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:05:38,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:05:38,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:05:38,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:05:38,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:05:38,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:05:38,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:05:38,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:05:38,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:05:38,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:05:38,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:05:38,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:05:38,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:05:38,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:05:38,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:05:38,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:05:38,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:05:38,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:05:38,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:05:38,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:05:38,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:05:38,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:05:38,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:05:38,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:05:38,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:05:38,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:05:38,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:05:38,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:05:38,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:05:38,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:05:38,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-04 12:05:38,684 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:05:38,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:05:38,686 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:05:38,686 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:05:38,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:05:38,687 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:05:38,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:05:38,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:05:38,689 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:05:38,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:05:38,690 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:05:38,691 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-04 12:05:38,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-04 12:05:38,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:05:38,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:05:38,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:05:38,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:05:38,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:05:38,692 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-04 12:05:38,692 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:05:38,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:05:38,693 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:05:38,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:05:38,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:05:38,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:05:38,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-04 12:05:38,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:05:38,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:05:38,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:05:38,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:05:38,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:05:38,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-04 12:05:38,696 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-04 12:05:38,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-04 12:05:38,696 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:05:38,697 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:05:38,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:05:38,697 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:05:38,697 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:05:38,698 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_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-04 12:05:39,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:05:39,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:05:39,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:05:39,062 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:05:39,063 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:05:39,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-04 12:05:39,150 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data/073403ad6/89205fa4dd1540889907b234e5c60bbe/FLAG35a0246ef [2022-11-04 12:05:40,010 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:05:40,012 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-04 12:05:40,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data/073403ad6/89205fa4dd1540889907b234e5c60bbe/FLAG35a0246ef [2022-11-04 12:05:40,490 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data/073403ad6/89205fa4dd1540889907b234e5c60bbe [2022-11-04 12:05:40,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:05:40,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:05:40,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:40,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:05:40,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:05:40,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:40" (1/1) ... [2022-11-04 12:05:40,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1691c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:40, skipping insertion in model container [2022-11-04 12:05:40,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:40" (1/1) ... [2022-11-04 12:05:40,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:05:40,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:05:41,092 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_bad9ac18-39f7-48de-aa99-af2395df1105/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-04 12:05:44,569 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-04 12:05:44,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e42700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:44, skipping insertion in model container [2022-11-04 12:05:44,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:44,571 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-04 12:05:44,573 INFO L158 Benchmark]: Toolchain (without parser) took 4076.04ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 54.2MB in the beginning and 78.8MB in the end (delta: -24.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-11-04 12:05:44,574 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 48.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:05:44,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4071.70ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 54.0MB in the beginning and 78.8MB in the end (delta: -24.8MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-11-04 12:05:44,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 48.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4071.70ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 54.0MB in the beginning and 78.8MB in the end (delta: -24.8MB). Peak memory consumption was 24.9MB. 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_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.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_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi --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 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 [2022-11-04 12:05:46,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:05:46,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:05:46,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:05:46,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:05:46,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:05:46,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:05:46,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:05:46,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:05:46,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:05:46,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:05:46,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:05:46,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:05:46,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:05:46,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:05:46,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:05:46,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:05:46,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:05:46,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:05:46,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:05:46,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:05:46,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:05:46,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:05:46,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:05:47,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:05:47,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:05:47,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:05:47,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:05:47,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:05:47,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:05:47,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:05:47,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:05:47,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:05:47,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:05:47,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:05:47,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:05:47,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:05:47,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:05:47,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:05:47,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:05:47,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:05:47,023 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2022-11-04 12:05:47,068 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:05:47,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:05:47,069 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:05:47,070 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:05:47,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:05:47,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:05:47,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:05:47,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:05:47,073 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:05:47,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:05:47,075 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:05:47,075 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-04 12:05:47,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:05:47,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:05:47,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:05:47,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:05:47,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:05:47,076 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-04 12:05:47,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-04 12:05:47,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-04 12:05:47,077 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:05:47,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:05:47,077 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:05:47,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:05:47,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:05:47,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:05:47,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:05:47,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:05:47,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:05:47,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:05:47,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:05:47,080 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-04 12:05:47,080 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-04 12:05:47,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-04 12:05:47,080 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:05:47,081 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:05:47,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:05:47,081 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:05:47,082 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:05:47,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-04 12:05:47,082 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_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-04 12:05:47,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:05:47,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:05:47,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:05:47,516 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:05:47,517 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:05:47,518 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-04 12:05:47,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data/a4ebd549e/cd06cb17df134cebb6942f86faeb201c/FLAG846ba1bed [2022-11-04 12:05:48,527 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:05:48,528 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-04 12:05:48,584 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data/a4ebd549e/cd06cb17df134cebb6942f86faeb201c/FLAG846ba1bed [2022-11-04 12:05:48,970 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad9ac18-39f7-48de-aa99-af2395df1105/bin/ugemcutter-C1kR7RIaUi/data/a4ebd549e/cd06cb17df134cebb6942f86faeb201c [2022-11-04 12:05:48,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:05:48,976 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:05:48,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:48,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:05:48,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:05:48,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:48" (1/1) ... [2022-11-04 12:05:48,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64607c17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:48, skipping insertion in model container [2022-11-04 12:05:48,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:48" (1/1) ... [2022-11-04 12:05:48,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:05:49,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:05:49,569 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_bad9ac18-39f7-48de-aa99-af2395df1105/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-04 12:05:53,294 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-04 12:05:53,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3098d32b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:53, skipping insertion in model container [2022-11-04 12:05:53,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:53,296 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-04 12:05:53,298 INFO L158 Benchmark]: Toolchain (without parser) took 4320.31ms. Allocated memory was 67.1MB in the beginning and 104.9MB in the end (delta: 37.7MB). Free memory was 35.9MB in the beginning and 66.7MB in the end (delta: -30.8MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2022-11-04 12:05:53,298 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 48.4MB in the beginning and 48.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:05:53,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4316.16ms. Allocated memory was 67.1MB in the beginning and 104.9MB in the end (delta: 37.7MB). Free memory was 35.6MB in the beginning and 66.7MB in the end (delta: -31.1MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2022-11-04 12:05:53,301 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 48.4MB in the beginning and 48.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4316.16ms. Allocated memory was 67.1MB in the beginning and 104.9MB in the end (delta: 37.7MB). Free memory was 35.6MB in the beginning and 66.7MB in the end (delta: -31.1MB). Peak memory consumption was 33.2MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN