./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/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_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa --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 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:50:41,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:50:41,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:50:41,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:50:41,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:50:41,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:50:41,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:50:41,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:50:41,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:50:41,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:50:41,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:50:41,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:50:41,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:50:41,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:50:41,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:50:41,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:50:41,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:50:41,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:50:41,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:50:41,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:50:41,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:50:41,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:50:41,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:50:41,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:50:41,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:50:41,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:50:41,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:50:41,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:50:41,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:50:41,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:50:41,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:50:41,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:50:41,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:50:41,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:50:41,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:50:41,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:50:41,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:50:41,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:50:41,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:50:41,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:50:41,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:50:41,539 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 19:50:41,556 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:50:41,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:50:41,556 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:50:41,556 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:50:41,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:50:41,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:50:41,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:50:41,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:50:41,558 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:50:41,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:50:41,558 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:50:41,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:50:41,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:50:41,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:50:41,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:50:41,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:50:41,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:50:41,559 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:50:41,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:50:41,559 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:50:41,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:50:41,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:50:41,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:50:41,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:50:41,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:50:41,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:50:41,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:50:41,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:50:41,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:50:41,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 19:50:41,561 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:50:41,561 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:50:41,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:50:41,561 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:50:41,561 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_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-12-06 19:50:41,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:50:41,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:50:41,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:50:41,745 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:50:41,746 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:50:41,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-12-06 19:50:41,790 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data/9726b41c4/cdd65ed051414804bf07a17ce8040b83/FLAG3a0c40731 [2021-12-06 19:50:42,377 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:50:42,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-12-06 19:50:42,402 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data/9726b41c4/cdd65ed051414804bf07a17ce8040b83/FLAG3a0c40731 [2021-12-06 19:50:42,843 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data/9726b41c4/cdd65ed051414804bf07a17ce8040b83 [2021-12-06 19:50:42,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:50:42,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:50:42,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:50:42,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:50:42,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:50:42,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:50:42" (1/1) ... [2021-12-06 19:50:42,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a035fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:50:42, skipping insertion in model container [2021-12-06 19:50:42,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:50:42" (1/1) ... [2021-12-06 19:50:42,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:50:42,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:50:43,186 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_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-12-06 19:50:45,654 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-12-06 19:50:45,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e892b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:50:45, skipping insertion in model container [2021-12-06 19:50:45,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:50:45,655 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 19:50:45,657 INFO L158 Benchmark]: Toolchain (without parser) took 2804.97ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 44.7MB in the end (delta: 25.1MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2021-12-06 19:50:45,657 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 73.4MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:50:45,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2802.10ms. Allocated memory is still 102.8MB. Free memory was 69.5MB in the beginning and 44.7MB in the end (delta: 24.8MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2021-12-06 19:50:45,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 73.4MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2802.10ms. Allocated memory is still 102.8MB. Free memory was 69.5MB in the beginning and 44.7MB in the end (delta: 24.8MB). Peak memory consumption was 35.0MB. 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_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/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_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa --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 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:50:47,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:50:47,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:50:47,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:50:47,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:50:47,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:50:47,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:50:47,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:50:47,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:50:47,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:50:47,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:50:47,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:50:47,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:50:47,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:50:47,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:50:47,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:50:47,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:50:47,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:50:47,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:50:47,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:50:47,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:50:47,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:50:47,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:50:47,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:50:47,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:50:47,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:50:47,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:50:47,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:50:47,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:50:47,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:50:47,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:50:47,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:50:47,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:50:47,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:50:47,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:50:47,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:50:47,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:50:47,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:50:47,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:50:47,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:50:47,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:50:47,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-06 19:50:47,120 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:50:47,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:50:47,121 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:50:47,121 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:50:47,122 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:50:47,122 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:50:47,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:50:47,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:50:47,123 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:50:47,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:50:47,123 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:50:47,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:50:47,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:50:47,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:50:47,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:50:47,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:50:47,125 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 19:50:47,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 19:50:47,125 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 19:50:47,125 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:50:47,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:50:47,126 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:50:47,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:50:47,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:50:47,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:50:47,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:50:47,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:50:47,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:50:47,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:50:47,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:50:47,127 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 19:50:47,128 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 19:50:47,128 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:50:47,128 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:50:47,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:50:47,128 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:50:47,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 19:50:47,129 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_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-12-06 19:50:47,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:50:47,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:50:47,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:50:47,404 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:50:47,405 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:50:47,406 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-12-06 19:50:47,448 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data/3397401ea/b88d363eb45d4f3fa6fced604029f04c/FLAG361458734 [2021-12-06 19:50:48,062 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:50:48,063 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-12-06 19:50:48,090 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data/3397401ea/b88d363eb45d4f3fa6fced604029f04c/FLAG361458734 [2021-12-06 19:50:48,495 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/bin/uautomizer-DrprNOufMa/data/3397401ea/b88d363eb45d4f3fa6fced604029f04c [2021-12-06 19:50:48,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:50:48,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:50:48,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:50:48,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:50:48,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:50:48,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:50:48" (1/1) ... [2021-12-06 19:50:48,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57355925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:50:48, skipping insertion in model container [2021-12-06 19:50:48,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:50:48" (1/1) ... [2021-12-06 19:50:48,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:50:48,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:50:48,911 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_95b38cd0-44a3-4764-ba3b-de2d1f5ecd4e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-12-06 19:50:51,524 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-12-06 19:50:51,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@366f6dd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:50:51, skipping insertion in model container [2021-12-06 19:50:51,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:50:51,525 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 19:50:51,526 INFO L158 Benchmark]: Toolchain (without parser) took 3021.82ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 29.5MB in the beginning and 28.8MB in the end (delta: 651.3kB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-12-06 19:50:51,527 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory is still 33.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:50:51,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3018.64ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 29.3MB in the beginning and 28.8MB in the end (delta: 467.0kB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-12-06 19:50:51,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory is still 33.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3018.64ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 29.3MB in the beginning and 28.8MB in the end (delta: 467.0kB). Peak memory consumption was 21.9MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN