./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_main3_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_55a1be7b-337c-4bfb-8425-1dac157cd4cf/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/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_55a1be7b-337c-4bfb-8425-1dac157cd4cf/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/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_main3_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/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_55a1be7b-337c-4bfb-8425-1dac157cd4cf/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 6e0b93d3a758fc95ce635778b33cd273e1ab4b6c63dda61596556fa77da25b48 --- 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 20:50:24,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:50:24,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:50:24,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:50:24,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:50:24,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:50:24,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:50:24,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:50:24,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:50:24,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:50:24,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:50:24,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:50:24,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:50:24,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:50:24,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:50:24,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:50:24,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:50:24,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:50:24,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:50:24,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:50:24,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:50:24,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:50:24,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:50:24,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:50:24,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:50:24,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:50:24,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:50:24,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:50:24,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:50:24,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:50:24,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:50:24,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:50:24,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:50:24,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:50:24,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:50:24,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:50:24,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:50:24,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:50:24,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:50:24,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:50:24,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:50:24,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:50:24,902 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:50:24,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:50:24,903 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:50:24,904 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:50:24,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:50:24,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:50:24,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:50:24,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:50:24,906 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:50:24,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:50:24,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:50:24,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:50:24,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:50:24,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:50:24,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:50:24,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:50:24,909 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:50:24,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:50:24,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:50:24,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:50:24,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:50:24,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:50:24,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:50:24,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:50:24,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:50:24,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:50:24,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:50:24,912 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:50:24,912 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:50:24,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:50:24,912 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_55a1be7b-337c-4bfb-8425-1dac157cd4cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e0b93d3a758fc95ce635778b33cd273e1ab4b6c63dda61596556fa77da25b48 [2022-11-02 20:50:25,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:50:25,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:50:25,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:50:25,332 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:50:25,333 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:50:25,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-ldv_main3_sequence_infinite_withcheck_stateful.cil.out.i [2022-11-02 20:50:25,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/bin/uautomizer-Dbtcem3rbc/data/c622a1880/6fec754299ea43c993b2ddd079f8e9b4/FLAG5a0e2d656 [2022-11-02 20:50:27,741 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:50:27,742 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--broadcom--bnx2x--bnx2x.ko-ldv_main3_sequence_infinite_withcheck_stateful.cil.out.i [2022-11-02 20:50:27,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/bin/uautomizer-Dbtcem3rbc/data/c622a1880/6fec754299ea43c993b2ddd079f8e9b4/FLAG5a0e2d656 [2022-11-02 20:50:28,333 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55a1be7b-337c-4bfb-8425-1dac157cd4cf/bin/uautomizer-Dbtcem3rbc/data/c622a1880/6fec754299ea43c993b2ddd079f8e9b4 [2022-11-02 20:50:28,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:50:28,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:50:28,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:50:28,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:50:28,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:50:28,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:50:28" (1/1) ... [2022-11-02 20:50:28,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e08caa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:50:28, skipping insertion in model container [2022-11-02 20:50:28,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:50:28" (1/1) ... [2022-11-02 20:50:28,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:50:29,175 INFO L178 MainTranslator]: Built tables and reachable declarations