./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf --- 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-2329fc7 [2022-12-14 11:47:16,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:47:16,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:47:16,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:47:16,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:47:16,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:47:16,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:47:16,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:47:16,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:47:16,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:47:16,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:47:16,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:47:16,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:47:16,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:47:16,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:47:16,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:47:16,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:47:16,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:47:16,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:47:16,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:47:16,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:47:16,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:47:16,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:47:16,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:47:16,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:47:16,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:47:16,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:47:16,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:47:16,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:47:16,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:47:16,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:47:16,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:47:16,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:47:16,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:47:16,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:47:16,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:47:16,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:47:16,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:47:16,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:47:16,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:47:16,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:47:16,390 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 11:47:16,404 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:47:16,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:47:16,404 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:47:16,405 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:47:16,405 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:47:16,405 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:47:16,405 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:47:16,405 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:47:16,406 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:47:16,406 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 11:47:16,406 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:47:16,406 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:47:16,406 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 11:47:16,406 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 11:47:16,406 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:47:16,406 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 11:47:16,406 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 11:47:16,407 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 11:47:16,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:47:16,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 11:47:16,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:47:16,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 11:47:16,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:47:16,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 11:47:16,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 11:47:16,408 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:47:16,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 11:47:16,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:47:16,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:47:16,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:47:16,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:47:16,409 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 11:47:16,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:47:16,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 11:47:16,409 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 11:47:16,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 11:47:16,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 11:47:16,409 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:47:16,409 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_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf [2022-12-14 11:47:16,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:47:16,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:47:16,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:47:16,588 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:47:16,588 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:47:16,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2022-12-14 11:47:19,077 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:47:19,476 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:47:19,476 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2022-12-14 11:47:19,500 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/data/eff68b0f3/2572e591bd1748cb8cf25537804e1e14/FLAG6f9bd69bc [2022-12-14 11:47:19,650 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/data/eff68b0f3/2572e591bd1748cb8cf25537804e1e14 [2022-12-14 11:47:19,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:47:19,653 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:47:19,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:47:19,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:47:19,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:47:19,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:47:19" (1/1) ... [2022-12-14 11:47:19,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54397b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19, skipping insertion in model container [2022-12-14 11:47:19,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:47:19" (1/1) ... [2022-12-14 11:47:19,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:47:19,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:47:20,288 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 11:47:20,322 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 11:47:20,333 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 11:47:20,344 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 11:47:20,395 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 11:47:20,513 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 11:47:20,518 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 11:47:20,519 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 11:47:20,528 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 11:47:20,555 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 11:47:20,562 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 11:47:20,565 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 11:47:20,600 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-14 11:47:20,652 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 11:47:20,653 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 11:47:20,665 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 11:47:20,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:20,686 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-14 11:47:20,766 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 11:47:20,823 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 11:47:20,842 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 11:47:21,094 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 11:47:21,094 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-14 11:47:21,108 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 11:47:21,108 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 11:47:21,108 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 11:47:21,108 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-12-14 11:47:21,109 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 11:47:21,112 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 11:47:21,112 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 11:47:21,113 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 11:47:21,119 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,121 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,121 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,121 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,123 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 11:47:21,124 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 11:47:21,124 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,128 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 11:47:21,134 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 11:47:21,134 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 11:47:21,135 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 11:47:21,136 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,136 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,137 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,139 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 11:47:21,139 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 11:47:21,141 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 11:47:21,146 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,147 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,147 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,148 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,148 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-14 11:47:21,149 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 11:47:21,150 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 11:47:21,151 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 11:47:21,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,152 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,157 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-14 11:47:21,157 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-14 11:47:21,159 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,162 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,162 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 11:47:21,164 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 11:47:21,165 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 11:47:21,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,171 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,173 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,175 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,176 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,182 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,194 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,194 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,197 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 11:47:21,199 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,201 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:47:21,201 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 11:47:21,201 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 11:47:21,204 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,207 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 11:47:21,209 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,212 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,213 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,215 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,217 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,222 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 11:47:21,229 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,229 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,230 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,231 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,231 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,231 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,232 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,232 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,242 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 11:47:21,243 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 11:47:21,248 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,249 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 11:47:21,250 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,252 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,252 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,253 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,254 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,256 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 11:47:21,257 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,260 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,260 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,261 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,262 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,262 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,265 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,266 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,267 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,269 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,270 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,271 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,274 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,277 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 11:47:21,277 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:21,279 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,280 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,281 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:21,507 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 11:47:21,508 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 11:47:21,509 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-14 11:47:21,510 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 11:47:21,515 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 11:47:21,515 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 11:47:21,525 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 11:47:21,527 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 11:47:21,532 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 11:47:21,532 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 11:47:21,534 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:21,535 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 11:47:21,536 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 11:47:21,536 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 11:47:21,537 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 11:47:21,537 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 11:47:21,538 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 11:47:21,538 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 11:47:21,539 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 11:47:21,540 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 11:47:21,540 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 11:47:21,541 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 11:47:21,541 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 11:47:21,542 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:21,543 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 11:47:21,543 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:21,543 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:21,544 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:21,544 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:21,599 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 11:47:21,607 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,661 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,665 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,668 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,672 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,687 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,691 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,695 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,699 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,702 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,717 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,721 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,725 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,730 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,734 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,751 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,755 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,759 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,764 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,768 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,782 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,786 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,790 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,794 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,799 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,816 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,820 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,824 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,828 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,832 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,847 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,848 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,848 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,852 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,856 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,870 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,874 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,878 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,882 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,886 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,900 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,904 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,908 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,912 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,916 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,930 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,934 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,937 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,941 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,945 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,959 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,963 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,967 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,971 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,975 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,990 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,994 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:21,998 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,002 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,006 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,021 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,022 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,022 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,022 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,023 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,023 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,023 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,023 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,024 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,024 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,024 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,024 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,024 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,044 WARN L237 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_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2022-12-14 11:47:22,047 WARN L237 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_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2022-12-14 11:47:22,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:47:22,097 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 11:47:22,184 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 11:47:22,184 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 11:47:22,185 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 11:47:22,185 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 11:47:22,185 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 11:47:22,188 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 11:47:22,189 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 11:47:22,189 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 11:47:22,190 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 11:47:22,192 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 11:47:22,192 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 11:47:22,193 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 11:47:22,194 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-14 11:47:22,195 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 11:47:22,195 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 11:47:22,195 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 11:47:22,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,196 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-14 11:47:22,197 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 11:47:22,198 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 11:47:22,199 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 11:47:22,206 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 11:47:22,206 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-14 11:47:22,207 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 11:47:22,207 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 11:47:22,207 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 11:47:22,207 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-12-14 11:47:22,207 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 11:47:22,208 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 11:47:22,208 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 11:47:22,208 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 11:47:22,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,211 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 11:47:22,212 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 11:47:22,212 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,213 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,214 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 11:47:22,216 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 11:47:22,216 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 11:47:22,217 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 11:47:22,217 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,217 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,218 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,218 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 11:47:22,218 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 11:47:22,219 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 11:47:22,220 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,220 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,221 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-14 11:47:22,221 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 11:47:22,222 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 11:47:22,222 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 11:47:22,222 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,223 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-14 11:47:22,223 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-14 11:47:22,224 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,226 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 11:47:22,226 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 11:47:22,227 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 11:47:22,227 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,228 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,229 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,230 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,230 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,231 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,233 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,234 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,234 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,237 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,238 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,239 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,240 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 11:47:22,241 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,242 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:47:22,242 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 11:47:22,242 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 11:47:22,243 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,243 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,244 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 11:47:22,245 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,246 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,247 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,247 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,248 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,249 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,251 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 11:47:22,255 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,255 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,255 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,256 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,256 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,256 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,256 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,256 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,260 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 11:47:22,261 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 11:47:22,263 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,264 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 11:47:22,264 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,265 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,265 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,266 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,266 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,267 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 11:47:22,267 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,269 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,269 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,269 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,270 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,270 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,271 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,272 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,273 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,274 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,274 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,275 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,277 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,278 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 11:47:22,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:47:22,279 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,280 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,281 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 11:47:22,295 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 11:47:22,296 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 11:47:22,296 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-14 11:47:22,297 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 11:47:22,298 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 11:47:22,298 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 11:47:22,303 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 11:47:22,303 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 11:47:22,308 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 11:47:22,308 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 11:47:22,312 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:22,312 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 11:47:22,312 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 11:47:22,312 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 11:47:22,313 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 11:47:22,313 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 11:47:22,313 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 11:47:22,313 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 11:47:22,314 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 11:47:22,314 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 11:47:22,314 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 11:47:22,314 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 11:47:22,315 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 11:47:22,315 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:22,315 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 11:47:22,316 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:22,316 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:22,316 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:22,316 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 11:47:22,318 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 11:47:22,319 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,322 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,322 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,322 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,323 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,323 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,324 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,324 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,324 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,324 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,325 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,325 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,326 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,326 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,326 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,327 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,327 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,327 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,327 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,328 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,328 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,328 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,329 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,329 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,329 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,330 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,330 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,330 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,331 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,331 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,331 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,332 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,332 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,332 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,332 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,333 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,333 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,333 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,334 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,334 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,334 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,355 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,356 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,356 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,356 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,357 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,357 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,357 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,357 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,358 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,358 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,358 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,359 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,359 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,359 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,360 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,360 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,360 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,360 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,361 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,361 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,362 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,362 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,362 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,362 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,362 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,362 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,362 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,363 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,363 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,363 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,363 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,363 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 11:47:22,364 WARN L237 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_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2022-12-14 11:47:22,364 WARN L237 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_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2022-12-14 11:47:22,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:47:22,447 INFO L208 MainTranslator]: Completed translation [2022-12-14 11:47:22,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22 WrapperNode [2022-12-14 11:47:22,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:47:22,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 11:47:22,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 11:47:22,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 11:47:22,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,618 INFO L138 Inliner]: procedures = 442, calls = 2346, calls flagged for inlining = 211, calls inlined = 196, statements flattened = 5326 [2022-12-14 11:47:22,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 11:47:22,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 11:47:22,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 11:47:22,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 11:47:22,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,729 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 11:47:22,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 11:47:22,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 11:47:22,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 11:47:22,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (1/1) ... [2022-12-14 11:47:22,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:47:22,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:47:22,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 11:47:22,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 11:47:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2022-12-14 11:47:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2022-12-14 11:47:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-14 11:47:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-14 11:47:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 11:47:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 11:47:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-14 11:47:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-14 11:47:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2022-12-14 11:47:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2022-12-14 11:47:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2022-12-14 11:47:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2022-12-14 11:47:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 11:47:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 11:47:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-14 11:47:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-14 11:47:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2022-12-14 11:47:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 11:47:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-14 11:47:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-14 11:47:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-14 11:47:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 11:47:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 11:47:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2022-12-14 11:47:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2022-12-14 11:47:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-14 11:47:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-14 11:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 11:47:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2022-12-14 11:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2022-12-14 11:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2022-12-14 11:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-12-14 11:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2022-12-14 11:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-14 11:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2022-12-14 11:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 11:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 11:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 11:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 11:47:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2022-12-14 11:47:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-12-14 11:47:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-12-14 11:47:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-12-14 11:47:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 11:47:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2022-12-14 11:47:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-14 11:47:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-14 11:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_detect [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_detect [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_exit [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_exit [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-12-14 11:47:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-12-14 11:47:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-14 11:47:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_eisa_cleanup [2022-12-14 11:47:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_eisa_cleanup [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2022-12-14 11:47:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2022-12-14 11:47:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-12-14 11:47:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-14 11:47:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-12-14 11:47:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 11:47:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-12-14 11:47:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2022-12-14 11:47:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2022-12-14 11:47:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2022-12-14 11:47:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2022-12-14 11:47:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-12-14 11:47:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2022-12-14 11:47:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2022-12-14 11:47:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2022-12-14 11:47:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_97 [2022-12-14 11:47:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_97 [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 11:47:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2022-12-14 11:47:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-12-14 11:47:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-12-14 11:47:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-12-14 11:47:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 11:47:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-12-14 11:47:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-12-14 11:47:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-12-14 11:47:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-14 11:47:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-14 11:47:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-12-14 11:47:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-12-14 11:47:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-12-14 11:47:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-12-14 11:47:23,342 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 11:47:23,345 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 11:47:23,942 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 11:47:26,281 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret325#1;havoc tlan_eisa_probe_#t~ret325#1;havoc tlan_eisa_probe_#t~nondet326#1; [2022-12-14 11:47:26,281 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907: SUMMARY for call tlan_eisa_probe_#t~ret325#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-12-14 11:47:26,281 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: assume 64 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-12-14 11:47:26,281 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: assume !(64 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978: assume 128 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978: assume !(128 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: call tlan_eisa_probe_#t~ret328#1.base, tlan_eisa_probe_#t~ret328#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret328#1.base, tlan_eisa_probe_#t~ret328#1.offset;havoc tlan_eisa_probe_#t~ret328#1.base, tlan_eisa_probe_#t~ret328#1.offset; [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6922: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6922: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret329#1;havoc tlan_eisa_probe_#t~ret329#1; [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927: SUMMARY for call tlan_eisa_probe_#t~ret329#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2022-12-14 11:47:26,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume -2147483648 <= tlan_eisa_probe_#t~ret334#1 && tlan_eisa_probe_#t~ret334#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret334#1;havoc tlan_eisa_probe_#t~ret334#1; [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret330#1;havoc tlan_eisa_probe_#t~ret330#1; [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret330#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6939: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6939: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6941: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret331#1;havoc tlan_eisa_probe_#t~ret331#1; [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947: SUMMARY for call tlan_eisa_probe_#t~ret331#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-12-14 11:47:26,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7013-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956-2: SUMMARY for call tlan_eisa_probe_#t~ret333#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet332#1; [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume !(16 == ~debug~0); [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43909#1: SUMMARY for call tlan_eisa_probe_#t~ret334#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume !(16 == ~debug~0); [2022-12-14 11:47:26,284 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet336#1; [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##59: assume !(16 == ~debug~0); [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##59: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet335#1; [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret333#1;havoc tlan_eisa_probe_#t~ret333#1; [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume 0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16))); [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume !(0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16)))); [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16)))); [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume 0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16))); [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6966: assume 16 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6966: assume !(16 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-12-14 11:47:26,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret323#1;havoc tlan_eisa_probe_#t~ret323#1;havoc tlan_eisa_probe_#t~nondet324#1; [2022-12-14 11:47:26,286 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: SUMMARY for call tlan_eisa_probe_#t~ret323#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-12-14 11:47:26,286 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: assume 32 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-12-14 11:47:26,286 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: assume !(32 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-12-14 11:47:26,286 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume 0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16)));havoc tlan_eisa_probe_#t~nondet327#1; [2022-12-14 11:47:26,286 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume !(0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16)))); [2022-12-14 11:47:26,411 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 11:47:27,422 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 11:47:27,422 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 11:47:27,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:47:27 BoogieIcfgContainer [2022-12-14 11:47:27,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 11:47:27,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 11:47:27,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 11:47:27,431 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 11:47:27,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 11:47:19" (1/3) ... [2022-12-14 11:47:27,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28574fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:47:27, skipping insertion in model container [2022-12-14 11:47:27,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:22" (2/3) ... [2022-12-14 11:47:27,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28574fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:47:27, skipping insertion in model container [2022-12-14 11:47:27,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:47:27" (3/3) ... [2022-12-14 11:47:27,433 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2022-12-14 11:47:27,448 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 11:47:27,449 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 11:47:27,514 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 11:47:27,519 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@434357a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 11:47:27,519 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 11:47:27,527 INFO L276 IsEmpty]: Start isEmpty. Operand has 1620 states, 897 states have (on average 1.2552954292084726) internal successors, (1126), 939 states have internal predecessors, (1126), 619 states have call successors, (619), 104 states have call predecessors, (619), 103 states have return successors, (614), 600 states have call predecessors, (614), 614 states have call successors, (614) [2022-12-14 11:47:27,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 11:47:27,546 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:47:27,546 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:47:27,546 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:47:27,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:47:27,550 INFO L85 PathProgramCache]: Analyzing trace with hash -218616533, now seen corresponding path program 1 times [2022-12-14 11:47:27,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:47:27,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289618487] [2022-12-14 11:47:27,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:47:27,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:47:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:47:28,136 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-12-14 11:47:28,137 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:47:28,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289618487] [2022-12-14 11:47:28,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289618487] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:47:28,138 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:47:28,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:47:28,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167625877] [2022-12-14 11:47:28,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:47:28,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:47:28,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:47:28,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:47:28,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:28,176 INFO L87 Difference]: Start difference. First operand has 1620 states, 897 states have (on average 1.2552954292084726) internal successors, (1126), 939 states have internal predecessors, (1126), 619 states have call successors, (619), 104 states have call predecessors, (619), 103 states have return successors, (614), 600 states have call predecessors, (614), 614 states have call successors, (614) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-14 11:47:31,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:47:32,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:47:32,308 INFO L93 Difference]: Finished difference Result 4100 states and 5990 transitions. [2022-12-14 11:47:32,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:47:32,310 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 109 [2022-12-14 11:47:32,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:47:32,343 INFO L225 Difference]: With dead ends: 4100 [2022-12-14 11:47:32,344 INFO L226 Difference]: Without dead ends: 2443 [2022-12-14 11:47:32,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:32,362 INFO L413 NwaCegarLoop]: 2476 mSDtfsCounter, 2141 mSDsluCounter, 1191 mSDsCounter, 0 mSdLazyCounter, 580 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2141 SdHoareTripleChecker+Valid, 3667 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 580 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-12-14 11:47:32,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2141 Valid, 3667 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 580 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2022-12-14 11:47:32,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2443 states. [2022-12-14 11:47:32,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2443 to 2426. [2022-12-14 11:47:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2426 states, 1371 states have (on average 1.24945295404814) internal successors, (1713), 1442 states have internal predecessors, (1713), 885 states have call successors, (885), 186 states have call predecessors, (885), 169 states have return successors, (893), 835 states have call predecessors, (893), 885 states have call successors, (893) [2022-12-14 11:47:32,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 2426 states and 3491 transitions. [2022-12-14 11:47:32,577 INFO L78 Accepts]: Start accepts. Automaton has 2426 states and 3491 transitions. Word has length 109 [2022-12-14 11:47:32,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:47:32,578 INFO L495 AbstractCegarLoop]: Abstraction has 2426 states and 3491 transitions. [2022-12-14 11:47:32,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-14 11:47:32,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 3491 transitions. [2022-12-14 11:47:32,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 11:47:32,585 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:47:32,585 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:47:32,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 11:47:32,585 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:47:32,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:47:32,586 INFO L85 PathProgramCache]: Analyzing trace with hash 511188462, now seen corresponding path program 1 times [2022-12-14 11:47:32,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:47:32,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832211823] [2022-12-14 11:47:32,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:47:32,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:47:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:47:32,786 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-12-14 11:47:32,786 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:47:32,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832211823] [2022-12-14 11:47:32,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832211823] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:47:32,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:47:32,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:47:32,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542560009] [2022-12-14 11:47:32,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:47:32,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:47:32,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:47:32,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:47:32,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:32,790 INFO L87 Difference]: Start difference. First operand 2426 states and 3491 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-14 11:47:35,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:47:37,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:47:37,438 INFO L93 Difference]: Finished difference Result 6973 states and 10247 transitions. [2022-12-14 11:47:37,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:47:37,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 111 [2022-12-14 11:47:37,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:47:37,483 INFO L225 Difference]: With dead ends: 6973 [2022-12-14 11:47:37,483 INFO L226 Difference]: Without dead ends: 4560 [2022-12-14 11:47:37,501 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:37,502 INFO L413 NwaCegarLoop]: 2872 mSDtfsCounter, 2342 mSDsluCounter, 1979 mSDsCounter, 0 mSdLazyCounter, 600 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2342 SdHoareTripleChecker+Valid, 4851 SdHoareTripleChecker+Invalid, 608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 600 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-14 11:47:37,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2342 Valid, 4851 Invalid, 608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 600 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-12-14 11:47:37,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4560 states. [2022-12-14 11:47:37,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4560 to 4537. [2022-12-14 11:47:37,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4537 states, 2547 states have (on average 1.2351786415390655) internal successors, (3146), 2683 states have internal predecessors, (3146), 1661 states have call successors, (1661), 361 states have call predecessors, (1661), 328 states have return successors, (1931), 1563 states have call predecessors, (1931), 1661 states have call successors, (1931) [2022-12-14 11:47:37,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4537 states to 4537 states and 6738 transitions. [2022-12-14 11:47:37,738 INFO L78 Accepts]: Start accepts. Automaton has 4537 states and 6738 transitions. Word has length 111 [2022-12-14 11:47:37,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:47:37,739 INFO L495 AbstractCegarLoop]: Abstraction has 4537 states and 6738 transitions. [2022-12-14 11:47:37,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-14 11:47:37,739 INFO L276 IsEmpty]: Start isEmpty. Operand 4537 states and 6738 transitions. [2022-12-14 11:47:37,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-12-14 11:47:37,742 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:47:37,742 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:47:37,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 11:47:37,742 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:47:37,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:47:37,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1116022112, now seen corresponding path program 1 times [2022-12-14 11:47:37,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:47:37,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642348812] [2022-12-14 11:47:37,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:47:37,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:47:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:47:37,990 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-12-14 11:47:37,990 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:47:37,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642348812] [2022-12-14 11:47:37,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642348812] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:47:37,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:47:37,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:47:37,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360304476] [2022-12-14 11:47:37,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:47:37,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:47:37,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:47:37,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:47:37,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:37,992 INFO L87 Difference]: Start difference. First operand 4537 states and 6738 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-14 11:47:40,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:47:42,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:47:42,490 INFO L93 Difference]: Finished difference Result 12987 states and 19354 transitions. [2022-12-14 11:47:42,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:47:42,490 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 122 [2022-12-14 11:47:42,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:47:42,581 INFO L225 Difference]: With dead ends: 12987 [2022-12-14 11:47:42,581 INFO L226 Difference]: Without dead ends: 8463 [2022-12-14 11:47:42,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:42,619 INFO L413 NwaCegarLoop]: 2961 mSDtfsCounter, 2475 mSDsluCounter, 1988 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2475 SdHoareTripleChecker+Valid, 4949 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-12-14 11:47:42,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2475 Valid, 4949 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 608 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2022-12-14 11:47:42,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8463 states. [2022-12-14 11:47:42,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8463 to 8449. [2022-12-14 11:47:42,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8449 states, 4773 states have (on average 1.2352817934213283) internal successors, (5896), 5034 states have internal predecessors, (5896), 3036 states have call successors, (3036), 709 states have call predecessors, (3036), 639 states have return successors, (3678), 2838 states have call predecessors, (3678), 3036 states have call successors, (3678) [2022-12-14 11:47:43,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8449 states to 8449 states and 12610 transitions. [2022-12-14 11:47:43,040 INFO L78 Accepts]: Start accepts. Automaton has 8449 states and 12610 transitions. Word has length 122 [2022-12-14 11:47:43,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:47:43,040 INFO L495 AbstractCegarLoop]: Abstraction has 8449 states and 12610 transitions. [2022-12-14 11:47:43,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-14 11:47:43,040 INFO L276 IsEmpty]: Start isEmpty. Operand 8449 states and 12610 transitions. [2022-12-14 11:47:43,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 11:47:43,043 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:47:43,043 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:47:43,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 11:47:43,044 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:47:43,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:47:43,044 INFO L85 PathProgramCache]: Analyzing trace with hash -2009699886, now seen corresponding path program 1 times [2022-12-14 11:47:43,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:47:43,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247302969] [2022-12-14 11:47:43,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:47:43,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:47:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:47:43,220 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2022-12-14 11:47:43,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:47:43,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247302969] [2022-12-14 11:47:43,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247302969] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:47:43,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:47:43,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:47:43,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423319010] [2022-12-14 11:47:43,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:47:43,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:47:43,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:47:43,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:47:43,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:43,222 INFO L87 Difference]: Start difference. First operand 8449 states and 12610 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-12-14 11:47:45,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:47:47,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:47:47,716 INFO L93 Difference]: Finished difference Result 24704 states and 36786 transitions. [2022-12-14 11:47:47,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:47:47,717 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 153 [2022-12-14 11:47:47,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:47:47,822 INFO L225 Difference]: With dead ends: 24704 [2022-12-14 11:47:47,822 INFO L226 Difference]: Without dead ends: 16268 [2022-12-14 11:47:47,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:47,866 INFO L413 NwaCegarLoop]: 2638 mSDtfsCounter, 2009 mSDsluCounter, 2004 mSDsCounter, 0 mSdLazyCounter, 592 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2009 SdHoareTripleChecker+Valid, 4642 SdHoareTripleChecker+Invalid, 594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 592 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-12-14 11:47:47,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2009 Valid, 4642 Invalid, 594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 592 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-12-14 11:47:47,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16268 states. [2022-12-14 11:47:48,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16268 to 16259. [2022-12-14 11:47:48,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16259 states, 9232 states have (on average 1.235810225303293) internal successors, (11409), 9724 states have internal predecessors, (11409), 5781 states have call successors, (5781), 1385 states have call predecessors, (5781), 1245 states have return successors, (6987), 5402 states have call predecessors, (6987), 5781 states have call successors, (6987) [2022-12-14 11:47:48,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16259 states to 16259 states and 24177 transitions. [2022-12-14 11:47:48,624 INFO L78 Accepts]: Start accepts. Automaton has 16259 states and 24177 transitions. Word has length 153 [2022-12-14 11:47:48,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:47:48,625 INFO L495 AbstractCegarLoop]: Abstraction has 16259 states and 24177 transitions. [2022-12-14 11:47:48,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-12-14 11:47:48,625 INFO L276 IsEmpty]: Start isEmpty. Operand 16259 states and 24177 transitions. [2022-12-14 11:47:48,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 11:47:48,629 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:47:48,629 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:47:48,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 11:47:48,630 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:47:48,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:47:48,630 INFO L85 PathProgramCache]: Analyzing trace with hash -241838357, now seen corresponding path program 1 times [2022-12-14 11:47:48,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:47:48,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240135234] [2022-12-14 11:47:48,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:47:48,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:47:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:47:48,860 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2022-12-14 11:47:48,861 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:47:48,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240135234] [2022-12-14 11:47:48,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240135234] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:47:48,861 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:47:48,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:47:48,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471473070] [2022-12-14 11:47:48,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:47:48,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:47:48,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:47:48,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:47:48,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:48,862 INFO L87 Difference]: Start difference. First operand 16259 states and 24177 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-12-14 11:47:51,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:47:53,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:47:53,951 INFO L93 Difference]: Finished difference Result 36709 states and 54398 transitions. [2022-12-14 11:47:53,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:47:53,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 153 [2022-12-14 11:47:53,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:47:54,048 INFO L225 Difference]: With dead ends: 36709 [2022-12-14 11:47:54,048 INFO L226 Difference]: Without dead ends: 20463 [2022-12-14 11:47:54,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:54,115 INFO L413 NwaCegarLoop]: 2854 mSDtfsCounter, 978 mSDsluCounter, 2012 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 4866 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-14 11:47:54,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [978 Valid, 4866 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 758 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-12-14 11:47:54,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20463 states. [2022-12-14 11:47:54,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20463 to 20445. [2022-12-14 11:47:54,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20445 states, 11676 states have (on average 1.235611510791367) internal successors, (14427), 12304 states have internal predecessors, (14427), 7163 states have call successors, (7163), 1829 states have call predecessors, (7163), 1605 states have return successors, (8513), 6610 states have call predecessors, (8513), 7163 states have call successors, (8513) [2022-12-14 11:47:54,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20445 states to 20445 states and 30103 transitions. [2022-12-14 11:47:54,960 INFO L78 Accepts]: Start accepts. Automaton has 20445 states and 30103 transitions. Word has length 153 [2022-12-14 11:47:54,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:47:54,960 INFO L495 AbstractCegarLoop]: Abstraction has 20445 states and 30103 transitions. [2022-12-14 11:47:54,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-12-14 11:47:54,961 INFO L276 IsEmpty]: Start isEmpty. Operand 20445 states and 30103 transitions. [2022-12-14 11:47:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-12-14 11:47:54,967 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:47:54,967 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:47:54,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 11:47:54,967 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:47:54,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:47:54,968 INFO L85 PathProgramCache]: Analyzing trace with hash 332574790, now seen corresponding path program 1 times [2022-12-14 11:47:54,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:47:54,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688876288] [2022-12-14 11:47:54,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:47:54,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:47:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:47:55,252 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2022-12-14 11:47:55,252 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:47:55,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688876288] [2022-12-14 11:47:55,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688876288] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:47:55,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:47:55,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:47:55,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822382283] [2022-12-14 11:47:55,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:47:55,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:47:55,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:47:55,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:47:55,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:47:55,254 INFO L87 Difference]: Start difference. First operand 20445 states and 30103 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:47:57,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:47:59,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:47:59,907 INFO L93 Difference]: Finished difference Result 41201 states and 62526 transitions. [2022-12-14 11:47:59,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:47:59,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 215 [2022-12-14 11:47:59,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:48:00,019 INFO L225 Difference]: With dead ends: 41201 [2022-12-14 11:48:00,019 INFO L226 Difference]: Without dead ends: 20769 [2022-12-14 11:48:00,131 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:48:00,132 INFO L413 NwaCegarLoop]: 2030 mSDtfsCounter, 12 mSDsluCounter, 2021 mSDsCounter, 0 mSdLazyCounter, 555 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 4051 SdHoareTripleChecker+Invalid, 558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 555 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-12-14 11:48:00,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 4051 Invalid, 558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 555 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-12-14 11:48:00,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20769 states. [2022-12-14 11:48:00,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20769 to 20481. [2022-12-14 11:48:00,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20481 states, 11712 states have (on average 1.2348872950819672) internal successors, (14463), 12340 states have internal predecessors, (14463), 7163 states have call successors, (7163), 1829 states have call predecessors, (7163), 1605 states have return successors, (8513), 6610 states have call predecessors, (8513), 7163 states have call successors, (8513) [2022-12-14 11:48:01,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20481 states to 20481 states and 30139 transitions. [2022-12-14 11:48:01,035 INFO L78 Accepts]: Start accepts. Automaton has 20481 states and 30139 transitions. Word has length 215 [2022-12-14 11:48:01,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:48:01,036 INFO L495 AbstractCegarLoop]: Abstraction has 20481 states and 30139 transitions. [2022-12-14 11:48:01,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:48:01,036 INFO L276 IsEmpty]: Start isEmpty. Operand 20481 states and 30139 transitions. [2022-12-14 11:48:01,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-12-14 11:48:01,043 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:48:01,043 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:48:01,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 11:48:01,044 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:48:01,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:48:01,044 INFO L85 PathProgramCache]: Analyzing trace with hash -262066384, now seen corresponding path program 1 times [2022-12-14 11:48:01,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:48:01,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412543371] [2022-12-14 11:48:01,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:48:01,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:48:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:48:01,292 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2022-12-14 11:48:01,292 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:48:01,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412543371] [2022-12-14 11:48:01,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412543371] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:48:01,293 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:48:01,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:48:01,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664331197] [2022-12-14 11:48:01,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:48:01,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:48:01,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:48:01,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:48:01,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:48:01,295 INFO L87 Difference]: Start difference. First operand 20481 states and 30139 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 11:48:03,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:48:05,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:48:05,540 INFO L93 Difference]: Finished difference Result 41165 states and 60829 transitions. [2022-12-14 11:48:05,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:48:05,541 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 218 [2022-12-14 11:48:05,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:48:05,656 INFO L225 Difference]: With dead ends: 41165 [2022-12-14 11:48:05,656 INFO L226 Difference]: Without dead ends: 20697 [2022-12-14 11:48:05,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:48:05,732 INFO L413 NwaCegarLoop]: 2028 mSDtfsCounter, 6 mSDsluCounter, 2019 mSDsCounter, 0 mSdLazyCounter, 557 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 4047 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 557 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-12-14 11:48:05,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 4047 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 557 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2022-12-14 11:48:05,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20697 states. [2022-12-14 11:48:06,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20697 to 20589. [2022-12-14 11:48:06,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20589 states, 11802 states have (on average 1.2346212506354854) internal successors, (14571), 12430 states have internal predecessors, (14571), 7181 states have call successors, (7181), 1829 states have call predecessors, (7181), 1605 states have return successors, (8531), 6628 states have call predecessors, (8531), 7181 states have call successors, (8531) [2022-12-14 11:48:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20589 states to 20589 states and 30283 transitions. [2022-12-14 11:48:06,536 INFO L78 Accepts]: Start accepts. Automaton has 20589 states and 30283 transitions. Word has length 218 [2022-12-14 11:48:06,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:48:06,536 INFO L495 AbstractCegarLoop]: Abstraction has 20589 states and 30283 transitions. [2022-12-14 11:48:06,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 11:48:06,536 INFO L276 IsEmpty]: Start isEmpty. Operand 20589 states and 30283 transitions. [2022-12-14 11:48:06,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-12-14 11:48:06,543 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:48:06,543 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:48:06,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 11:48:06,543 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:48:06,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:48:06,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1588348609, now seen corresponding path program 1 times [2022-12-14 11:48:06,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:48:06,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305233933] [2022-12-14 11:48:06,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:48:06,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:48:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:48:06,817 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2022-12-14 11:48:06,817 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:48:06,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305233933] [2022-12-14 11:48:06,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305233933] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:48:06,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720555260] [2022-12-14 11:48:06,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:48:06,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:48:06,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:48:06,819 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:48:06,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2ff426-e3ab-4c55-a3aa-9fdbf83d4ff5/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 11:48:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:48:07,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 3342 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 11:48:07,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:48:07,513 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2022-12-14 11:48:07,513 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 11:48:07,622 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2022-12-14 11:48:07,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720555260] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 11:48:07,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [160858000] [2022-12-14 11:48:07,639 INFO L159 IcfgInterpreter]: Started Sifa with 123 locations of interest [2022-12-14 11:48:07,639 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 11:48:07,642 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 11:48:07,646 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 11:48:07,646 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 11:48:12,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:12,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:12,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:12,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:12,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:12,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:12,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:12,311 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 11:48:12,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 11:48:12,313 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 11:48:12,313 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 11:48:12,314 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 11:48:12,314 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 11:48:12,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 29 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41 [2022-12-14 11:48:13,275 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 11:48:13,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:48:13,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 49 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41