./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_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/config/GemCutterReach.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_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 09:50:13,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 09:50:13,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 09:50:13,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 09:50:13,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 09:50:13,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 09:50:13,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 09:50:13,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 09:50:13,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 09:50:13,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 09:50:13,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 09:50:13,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 09:50:13,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 09:50:13,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 09:50:13,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 09:50:13,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 09:50:13,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 09:50:13,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 09:50:13,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 09:50:13,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 09:50:13,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 09:50:13,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 09:50:13,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 09:50:13,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 09:50:13,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 09:50:13,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 09:50:13,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 09:50:13,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 09:50:13,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 09:50:13,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 09:50:13,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 09:50:13,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 09:50:13,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 09:50:13,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 09:50:13,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 09:50:13,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 09:50:13,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 09:50:13,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 09:50:13,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 09:50:13,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 09:50:13,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 09:50:13,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-12-07 09:50:13,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 09:50:13,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 09:50:13,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 09:50:13,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 09:50:13,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 09:50:13,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 09:50:13,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 09:50:13,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 09:50:13,285 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 09:50:13,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 09:50:13,286 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 09:50:13,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 09:50:13,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 09:50:13,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 09:50:13,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 09:50:13,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 09:50:13,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 09:50:13,288 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 09:50:13,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 09:50:13,288 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 09:50:13,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 09:50:13,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 09:50:13,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 09:50:13,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-12-07 09:50:13,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 09:50:13,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:50:13,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 09:50:13,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 09:50:13,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 09:50:13,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 09:50:13,292 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-12-07 09:50:13,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 09:50:13,293 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 09:50:13,293 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-12-07 09:50:13,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 09:50:13,294 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-12-07 09:50:13,294 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-12-07 09:50:13,294 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_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-12-07 09:50:13,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 09:50:13,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 09:50:13,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 09:50:13,582 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 09:50:13,582 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 09:50:13,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-07 09:50:13,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data/4c28518b1/ed80df2299eb4c7183f064a0d0d61533/FLAG9edc7923b [2021-12-07 09:50:14,558 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 09:50:14,559 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-07 09:50:14,613 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data/4c28518b1/ed80df2299eb4c7183f064a0d0d61533/FLAG9edc7923b [2021-12-07 09:50:14,668 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data/4c28518b1/ed80df2299eb4c7183f064a0d0d61533 [2021-12-07 09:50:14,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 09:50:14,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 09:50:14,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 09:50:14,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 09:50:14,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 09:50:14,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:50:14" (1/1) ... [2021-12-07 09:50:14,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13bd8c65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:50:14, skipping insertion in model container [2021-12-07 09:50:14,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:50:14" (1/1) ... [2021-12-07 09:50:14,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 09:50:14,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 09:50:15,362 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_31b72cba-df51-42c0-a921-0979ece12f9c/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-12-07 09:50:19,441 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-12-07 09:50:19,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d9331da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:50:19, skipping insertion in model container [2021-12-07 09:50:19,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 09:50:19,442 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-07 09:50:19,444 INFO L158 Benchmark]: Toolchain (without parser) took 4768.58ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 56.7MB in the beginning and 94.9MB in the end (delta: -38.2MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2021-12-07 09:50:19,444 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 98.6MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 09:50:19,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4765.47ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 56.4MB in the beginning and 94.9MB in the end (delta: -38.4MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2021-12-07 09:50:19,447 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 98.6MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4765.47ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 56.4MB in the beginning and 94.9MB in the end (delta: -38.4MB). Peak memory consumption was 33.3MB. 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_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/config/GemCutterReach.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_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 09:50:21,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 09:50:21,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 09:50:21,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 09:50:21,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 09:50:21,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 09:50:21,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 09:50:21,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 09:50:21,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 09:50:21,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 09:50:21,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 09:50:21,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 09:50:21,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 09:50:21,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 09:50:21,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 09:50:21,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 09:50:21,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 09:50:21,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 09:50:21,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 09:50:21,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 09:50:21,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 09:50:21,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 09:50:21,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 09:50:21,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 09:50:21,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 09:50:21,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 09:50:21,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 09:50:21,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 09:50:21,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 09:50:21,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 09:50:21,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 09:50:21,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 09:50:21,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 09:50:21,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 09:50:21,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 09:50:21,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 09:50:21,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 09:50:21,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 09:50:21,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 09:50:21,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 09:50:21,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 09:50:21,668 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-12-07 09:50:21,711 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 09:50:21,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 09:50:21,712 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 09:50:21,713 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 09:50:21,713 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 09:50:21,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 09:50:21,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 09:50:21,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 09:50:21,715 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 09:50:21,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 09:50:21,716 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 09:50:21,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 09:50:21,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 09:50:21,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 09:50:21,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 09:50:21,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 09:50:21,718 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-07 09:50:21,718 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-07 09:50:21,718 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 09:50:21,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 09:50:21,719 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 09:50:21,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 09:50:21,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 09:50:21,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 09:50:21,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 09:50:21,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:50:21,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 09:50:21,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 09:50:21,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 09:50:21,721 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-07 09:50:21,721 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-12-07 09:50:21,721 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-07 09:50:21,722 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 09:50:21,722 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-12-07 09:50:21,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 09:50:21,722 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-12-07 09:50:21,723 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-12-07 09:50:21,723 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-07 09:50:21,723 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_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-12-07 09:50:22,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 09:50:22,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 09:50:22,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 09:50:22,119 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 09:50:22,120 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 09:50:22,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-07 09:50:22,180 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data/52eb4ef8e/3eea2478fe9d42079a71681422a5be70/FLAGef86d2b71 [2021-12-07 09:50:23,035 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 09:50:23,037 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-07 09:50:23,094 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data/52eb4ef8e/3eea2478fe9d42079a71681422a5be70/FLAGef86d2b71 [2021-12-07 09:50:23,532 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b72cba-df51-42c0-a921-0979ece12f9c/bin/ugemcutter-YQQFZV6HUA/data/52eb4ef8e/3eea2478fe9d42079a71681422a5be70 [2021-12-07 09:50:23,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 09:50:23,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 09:50:23,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 09:50:23,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 09:50:23,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 09:50:23,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:50:23" (1/1) ... [2021-12-07 09:50:23,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58afcf4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:50:23, skipping insertion in model container [2021-12-07 09:50:23,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:50:23" (1/1) ... [2021-12-07 09:50:23,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 09:50:23,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 09:50:24,078 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_31b72cba-df51-42c0-a921-0979ece12f9c/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-12-07 09:50:26,699 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-12-07 09:50:26,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a951393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:50:26, skipping insertion in model container [2021-12-07 09:50:26,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 09:50:26,700 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-07 09:50:26,702 INFO L158 Benchmark]: Toolchain (without parser) took 3165.16ms. Allocated memory was 73.4MB in the beginning and 109.1MB in the end (delta: 35.7MB). Free memory was 39.9MB in the beginning and 67.5MB in the end (delta: -27.6MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-07 09:50:26,703 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 09:50:26,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3161.70ms. Allocated memory was 73.4MB in the beginning and 109.1MB in the end (delta: 35.7MB). Free memory was 39.8MB in the beginning and 67.5MB in the end (delta: -27.7MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-07 09:50:26,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3161.70ms. Allocated memory was 73.4MB in the beginning and 109.1MB in the end (delta: 35.7MB). Free memory was 39.8MB in the beginning and 67.5MB in the end (delta: -27.7MB). Peak memory consumption was 14.5MB. 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