./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc --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 1e4185c91ddbda59f4577a446072024c93985c394255254d63f2147274a5aff1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:42:04,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:42:04,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:42:04,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:42:04,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:42:04,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:42:04,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:42:04,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:42:04,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:42:04,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:42:04,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:42:04,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:42:04,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:42:04,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:42:04,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:42:04,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:42:04,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:42:04,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:42:04,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:42:04,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:42:04,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:42:04,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:42:04,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:42:04,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:42:04,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:42:04,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:42:04,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:42:04,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:42:04,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:42:04,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:42:04,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:42:04,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:42:04,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:42:04,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:42:04,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:42:04,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:42:04,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:42:04,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:42:04,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:42:04,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:42:04,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:42:04,710 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:42:04,746 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:42:04,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:42:04,749 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:42:04,750 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:42:04,751 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:42:04,751 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:42:04,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:42:04,752 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:42:04,752 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:42:04,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:42:04,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:42:04,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:42:04,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:42:04,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:42:04,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:42:04,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:42:04,755 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:42:04,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:42:04,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:42:04,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:42:04,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:42:04,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:42:04,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:42:04,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:42:04,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:42:04,757 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:42:04,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:42:04,758 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:42:04,759 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:42:04,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:42:04,759 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_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e4185c91ddbda59f4577a446072024c93985c394255254d63f2147274a5aff1 [2022-11-02 20:42:05,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:42:05,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:42:05,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:42:05,060 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:42:05,065 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:42:05,066 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2022-11-02 20:42:05,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/data/74fbfbe11/feb9131dd8a34e0cb66a28641520ea10/FLAG15ac76a54 [2022-11-02 20:42:07,492 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:42:07,493 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2022-11-02 20:42:07,703 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/data/74fbfbe11/feb9131dd8a34e0cb66a28641520ea10/FLAG15ac76a54 [2022-11-02 20:42:07,985 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1914653-a66e-4986-841c-3bd2619f9e49/bin/uautomizer-Dbtcem3rbc/data/74fbfbe11/feb9131dd8a34e0cb66a28641520ea10 [2022-11-02 20:42:07,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:42:07,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:42:07,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:42:07,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:42:07,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:42:08,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:42:07" (1/1) ... [2022-11-02 20:42:08,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f0c523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:08, skipping insertion in model container [2022-11-02 20:42:08,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:42:07" (1/1) ... [2022-11-02 20:42:08,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:42:08,824 INFO L178 MainTranslator]: Built tables and reachable declarations