./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.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_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:07:42,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:07:42,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:07:42,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:07:42,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:07:42,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:07:42,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:07:42,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:07:42,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:07:42,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:07:42,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:07:42,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:07:42,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:07:42,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:07:42,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:07:42,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:07:42,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:07:42,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:07:42,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:07:42,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:07:42,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:07:42,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:07:42,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:07:42,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:07:42,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:07:42,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:07:42,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:07:42,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:07:42,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:07:42,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:07:42,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:07:42,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:07:42,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:07:42,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:07:42,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:07:42,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:07:42,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:07:42,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:07:42,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:07:42,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:07:42,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:07:42,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-20 07:07:42,794 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:07:42,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:07:42,797 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:07:42,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:07:42,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:07:42,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:07:42,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:07:42,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:07:42,808 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:07:42,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:07:42,810 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:07:42,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:07:42,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:07:42,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:07:42,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:07:42,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:07:42,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:07:42,812 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:07:42,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:07:42,813 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:07:42,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:07:42,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:07:42,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:07:42,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:07:42,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:07:42,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:07:42,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:07:42,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:07:42,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:07:42,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:07:42,818 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:07:42,818 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:07:42,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:07:42,819 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:07:42,820 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_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-11-20 07:07:43,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:07:43,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:07:43,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:07:43,224 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:07:43,225 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:07:43,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-20 07:07:43,306 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data/b96ed3306/d54a9bafa3a840f0866433170e09da7f/FLAG1fde70a44 [2021-11-20 07:07:44,424 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:07:44,426 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-20 07:07:44,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data/b96ed3306/d54a9bafa3a840f0866433170e09da7f/FLAG1fde70a44 [2021-11-20 07:07:44,767 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data/b96ed3306/d54a9bafa3a840f0866433170e09da7f [2021-11-20 07:07:44,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:07:44,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:07:44,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:07:44,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:07:44,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:07:44,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:07:44" (1/1) ... [2021-11-20 07:07:44,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b83cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:44, skipping insertion in model container [2021-11-20 07:07:44,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:07:44" (1/1) ... [2021-11-20 07:07:44,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:07:44,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:07:45,498 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_562d2424-9242-4152-b6c5-f5f120c41e2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-11-20 07:07:50,406 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-20 07:07:50,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c18fafd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:50, skipping insertion in model container [2021-11-20 07:07:50,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:07:50,408 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:07:50,411 INFO L158 Benchmark]: Toolchain (without parser) took 5635.47ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 61.3MB in the beginning and 93.0MB in the end (delta: -31.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2021-11-20 07:07:50,411 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory is still 69.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:07:50,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5632.42ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 61.1MB in the beginning and 93.0MB in the end (delta: -31.9MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-11-20 07:07:50,415 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory is still 69.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5632.42ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 61.1MB in the beginning and 93.0MB in the end (delta: -31.9MB). Peak memory consumption was 36.9MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.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_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:07:53,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:07:53,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:07:53,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:07:53,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:07:53,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:07:53,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:07:53,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:07:53,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:07:53,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:07:53,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:07:53,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:07:53,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:07:53,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:07:53,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:07:53,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:07:53,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:07:53,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:07:53,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:07:53,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:07:53,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:07:53,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:07:53,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:07:53,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:07:53,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:07:53,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:07:53,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:07:53,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:07:53,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:07:53,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:07:53,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:07:53,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:07:53,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:07:53,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:07:53,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:07:53,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:07:53,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:07:53,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:07:53,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:07:53,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:07:53,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:07:53,433 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-20 07:07:53,485 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:07:53,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:07:53,488 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:07:53,489 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:07:53,490 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:07:53,490 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:07:53,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:07:53,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:07:53,492 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:07:53,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:07:53,494 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:07:53,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:07:53,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:07:53,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:07:53,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:07:53,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:07:53,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:07:53,496 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 07:07:53,496 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 07:07:53,497 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:07:53,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:07:53,497 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:07:53,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:07:53,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:07:53,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:07:53,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:07:53,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:07:53,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:07:53,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:07:53,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:07:53,500 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 07:07:53,500 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 07:07:53,501 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:07:53,501 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:07:53,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:07:53,502 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:07:53,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 07:07:53,503 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_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-11-20 07:07:53,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:07:54,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:07:54,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:07:54,016 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:07:54,017 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:07:54,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-20 07:07:54,126 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data/fde6f5193/25401825220149d6b158993f27659ce2/FLAG00432b399 [2021-11-20 07:07:55,322 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:07:55,322 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-20 07:07:55,400 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data/fde6f5193/25401825220149d6b158993f27659ce2/FLAG00432b399 [2021-11-20 07:07:55,617 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_562d2424-9242-4152-b6c5-f5f120c41e2a/bin/uautomizer-DQz5hQGWxF/data/fde6f5193/25401825220149d6b158993f27659ce2 [2021-11-20 07:07:55,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:07:55,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:07:55,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:07:55,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:07:55,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:07:55,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:07:55" (1/1) ... [2021-11-20 07:07:55,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45da012e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:07:55, skipping insertion in model container [2021-11-20 07:07:55,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:07:55" (1/1) ... [2021-11-20 07:07:55,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:07:55,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:07:56,342 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_562d2424-9242-4152-b6c5-f5f120c41e2a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-11-20 07:08:01,760 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-20 07:08:01,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79d64e99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:08:01, skipping insertion in model container [2021-11-20 07:08:01,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:08:01,761 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:08:01,764 INFO L158 Benchmark]: Toolchain (without parser) took 6138.57ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 38.8MB in the end (delta: -8.3MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-20 07:08:01,765 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 54.5MB. Free memory was 34.3MB in the beginning and 34.3MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:08:01,766 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6135.69ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.2MB in the beginning and 38.8MB in the end (delta: -8.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-20 07:08:01,768 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 54.5MB. Free memory was 34.3MB in the beginning and 34.3MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6135.69ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.2MB in the beginning and 38.8MB in the end (delta: -8.6MB). Peak memory consumption was 23.7MB. 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