./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-marvell-skge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-marvell-skge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU --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 64bit --witnessprinter.graph.data.programhash 38ad6f8882d6b14a8aff5eb4125d88570854eef1894d60ac570928437f31db07 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:33:08,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:33:08,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:33:09,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:33:09,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:33:09,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:33:09,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:33:09,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:33:09,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:33:09,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:33:09,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:33:09,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:33:09,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:33:09,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:33:09,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:33:09,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:33:09,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:33:09,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:33:09,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:33:09,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:33:09,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:33:09,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:33:09,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:33:09,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:33:09,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:33:09,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:33:09,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:33:09,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:33:09,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:33:09,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:33:09,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:33:09,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:33:09,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:33:09,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:33:09,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:33:09,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:33:09,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:33:09,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:33:09,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:33:09,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:33:09,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:33:09,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 22:33:09,173 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:33:09,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:33:09,175 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:33:09,176 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:33:09,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:33:09,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:33:09,185 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:33:09,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:33:09,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:33:09,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:33:09,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:33:09,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:33:09,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:33:09,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:33:09,189 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:33:09,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:33:09,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:33:09,190 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:33:09,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:33:09,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:33:09,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:33:09,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:33:09,192 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:33:09,192 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:33:09,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:33:09,192 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:33:09,193 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 22:33:09,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:33:09,194 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:33:09,196 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_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38ad6f8882d6b14a8aff5eb4125d88570854eef1894d60ac570928437f31db07 [2021-11-02 22:33:09,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:33:09,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:33:09,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:33:09,558 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:33:09,561 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:33:09,562 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-marvell-skge.cil.i [2021-11-02 22:33:09,653 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/data/a3fb8165d/df4501de418544ccba95b600cc69b5b9/FLAG0dd196d11 [2021-11-02 22:33:11,011 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:33:11,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-marvell-skge.cil.i [2021-11-02 22:33:11,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/data/a3fb8165d/df4501de418544ccba95b600cc69b5b9/FLAG0dd196d11 [2021-11-02 22:33:11,585 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/bin/uautomizer-tBqnrhUYjU/data/a3fb8165d/df4501de418544ccba95b600cc69b5b9 [2021-11-02 22:33:11,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:33:11,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:33:11,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:33:11,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:33:11,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:33:11,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:33:11" (1/1) ... [2021-11-02 22:33:11,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea62cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:33:11, skipping insertion in model container [2021-11-02 22:33:11,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:33:11" (1/1) ... [2021-11-02 22:33:11,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:33:11,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:33:18,772 WARN L228 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_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-marvell-skge.cil.i[511991,512004] [2021-11-02 22:33:18,775 WARN L228 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_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-marvell-skge.cil.i[512136,512149] [2021-11-02 22:33:18,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:33:18,888 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:33:19,722 WARN L228 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_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-marvell-skge.cil.i[511991,512004] [2021-11-02 22:33:19,723 WARN L228 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_bad01cd0-2cc2-41b5-b1b3-aaf9041ac056/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-marvell-skge.cil.i[512136,512149] [2021-11-02 22:33:19,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:33:20,340 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:33:20,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:33:20 WrapperNode [2021-11-02 22:33:20,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:33:20,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:33:20,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:33:20,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:33:20,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:33:20" (1/1) ... [2021-11-02 22:33:20,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:33:20" (1/1) ... [2021-11-02 22:35:51,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:35:51,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:35:51,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:35:51,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:35:51,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:33:20" (1/1) ... [2021-11-02 22:35:51,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:33:20" (1/1) ... [2021-11-02 22:36:04,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:33:20" (1/1) ... [2021-11-02 22:36:04,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:33:20" (1/1) ...