./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/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 b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:24:39,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:24:39,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:24:39,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:24:39,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:24:39,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:24:39,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:24:39,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:24:39,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:24:39,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:24:39,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:24:39,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:24:39,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:24:39,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:24:39,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:24:39,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:24:39,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:24:39,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:24:39,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:24:39,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:24:39,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:24:39,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:24:39,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:24:39,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:24:39,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:24:39,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:24:39,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:24:39,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:24:39,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:24:39,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:24:39,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:24:39,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:24:39,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:24:39,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:24:39,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:24:39,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:24:39,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:24:39,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:24:39,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:24:39,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:24:39,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:24:39,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 22:24:39,710 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:24:39,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:24:39,710 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:24:39,710 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:24:39,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 22:24:39,711 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 22:24:39,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:24:39,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:24:39,712 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:24:39,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:24:39,713 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 22:24:39,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 22:24:39,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 22:24:39,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:24:39,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 22:24:39,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 22:24:39,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 22:24:39,714 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 22:24:39,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:24:39,715 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:24:39,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 22:24:39,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:24:39,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:24:39,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 22:24:39,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:24:39,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:24:39,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 22:24:39,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 22:24:39,716 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 22:24:39,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 22:24:39,717 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 22:24:39,717 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 22:24:39,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 22:24:39,717 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:24:39,717 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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-12-06 22:24:39,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:24:39,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:24:39,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:24:39,916 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:24:39,916 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:24:39,918 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-06 22:24:39,958 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data/62cbeecb5/64886f61a22c4ad59b601fd723c1db45/FLAG2cf649861 [2021-12-06 22:24:40,541 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:24:40,542 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-06 22:24:40,569 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data/62cbeecb5/64886f61a22c4ad59b601fd723c1db45/FLAG2cf649861 [2021-12-06 22:24:41,012 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data/62cbeecb5/64886f61a22c4ad59b601fd723c1db45 [2021-12-06 22:24:41,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:24:41,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:24:41,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:24:41,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:24:41,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:24:41,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:24:41" (1/1) ... [2021-12-06 22:24:41,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bafcf49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:24:41, skipping insertion in model container [2021-12-06 22:24:41,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:24:41" (1/1) ... [2021-12-06 22:24:41,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:24:41,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:24:41,411 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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-12-06 22:24:44,020 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-12-06 22:24:44,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27360712 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:24:44, skipping insertion in model container [2021-12-06 22:24:44,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:24:44,020 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 22:24:44,022 INFO L158 Benchmark]: Toolchain (without parser) took 2999.06ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 55.2MB in the beginning and 54.6MB in the end (delta: 597.7kB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2021-12-06 22:24:44,022 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 88.1MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:24:44,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2994.30ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 54.9MB in the beginning and 54.6MB in the end (delta: 344.4kB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2021-12-06 22:24:44,024 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 88.1MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2994.30ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 54.9MB in the beginning and 54.6MB in the end (delta: 344.4kB). Peak memory consumption was 35.3MB. 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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/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 b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:24:45,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:24:45,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:24:45,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:24:45,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:24:45,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:24:45,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:24:45,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:24:45,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:24:45,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:24:45,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:24:45,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:24:45,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:24:45,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:24:45,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:24:45,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:24:45,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:24:45,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:24:45,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:24:45,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:24:45,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:24:45,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:24:45,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:24:45,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:24:45,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:24:45,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:24:45,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:24:45,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:24:45,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:24:45,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:24:45,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:24:45,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:24:45,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:24:45,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:24:45,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:24:45,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:24:45,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:24:45,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:24:45,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:24:45,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:24:45,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:24:45,499 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-06 22:24:45,519 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:24:45,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:24:45,520 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:24:45,520 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:24:45,520 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 22:24:45,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 22:24:45,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:24:45,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:24:45,521 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:24:45,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:24:45,522 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 22:24:45,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 22:24:45,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:24:45,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 22:24:45,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 22:24:45,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 22:24:45,523 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 22:24:45,523 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 22:24:45,523 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 22:24:45,523 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 22:24:45,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:24:45,523 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:24:45,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 22:24:45,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:24:45,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:24:45,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 22:24:45,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:24:45,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:24:45,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 22:24:45,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 22:24:45,525 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 22:24:45,525 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 22:24:45,525 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 22:24:45,525 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 22:24:45,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 22:24:45,525 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:24:45,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 22:24:45,526 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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-12-06 22:24:45,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:24:45,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:24:45,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:24:45,764 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:24:45,765 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:24:45,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-06 22:24:45,812 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data/91999eb69/ec23d74d10144c1c80b40cca2584302a/FLAGa91a442bf [2021-12-06 22:24:46,443 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:24:46,444 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-06 22:24:46,475 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data/91999eb69/ec23d74d10144c1c80b40cca2584302a/FLAGa91a442bf [2021-12-06 22:24:46,792 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/bin/uautomizer-DrprNOufMa/data/91999eb69/ec23d74d10144c1c80b40cca2584302a [2021-12-06 22:24:46,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:24:46,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:24:46,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:24:46,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:24:46,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:24:46,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:24:46" (1/1) ... [2021-12-06 22:24:46,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36799cf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:24:46, skipping insertion in model container [2021-12-06 22:24:46,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:24:46" (1/1) ... [2021-12-06 22:24:46,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:24:46,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:24:47,153 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_5f79cfba-9f9f-4ea4-a55e-4773a909c61e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-12-06 22:24:49,751 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-12-06 22:24:49,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44982d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:24:49, skipping insertion in model container [2021-12-06 22:24:49,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:24:49,752 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 22:24:49,754 INFO L158 Benchmark]: Toolchain (without parser) took 2958.07ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 34.0MB in the beginning and 41.6MB in the end (delta: -7.6MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2021-12-06 22:24:49,754 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:24:49,755 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2956.60ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 33.8MB in the beginning and 41.6MB in the end (delta: -7.8MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2021-12-06 22:24:49,756 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2956.60ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 33.8MB in the beginning and 41.6MB in the end (delta: -7.8MB). Peak memory consumption was 28.1MB. 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