./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-fealnx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-fealnx.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a3968cfb5889c9f3d7db25b50a6978e9654cfd81b83e3cceec28f5c030877771 --- 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 [2022-12-13 14:49:46,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:49:46,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:49:46,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:49:46,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:49:46,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:49:46,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:49:46,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:49:46,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:49:46,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:49:46,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:49:46,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:49:46,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:49:46,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:49:46,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:49:46,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:49:46,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:49:46,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:49:46,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:49:46,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:49:46,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:49:46,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:49:46,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:49:46,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:49:46,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:49:46,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:49:46,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:49:46,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:49:46,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:49:46,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:49:46,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:49:46,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:49:46,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:49:46,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:49:46,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:49:46,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:49:46,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:49:46,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:49:46,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:49:46,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:49:46,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:49:46,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 14:49:46,143 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:49:46,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:49:46,144 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:49:46,144 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:49:46,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:49:46,144 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:49:46,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:49:46,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:49:46,145 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:49:46,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:49:46,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 14:49:46,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:49:46,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:49:46,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:49:46,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:49:46,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:49:46,146 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:49:46,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:49:46,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:49:46,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:49:46,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:49:46,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:49:46,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:49:46,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:49:46,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:49:46,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 14:49:46,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 14:49:46,152 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:49:46,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:49:46,152 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:49:46,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:49:46,152 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:49:46,153 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3968cfb5889c9f3d7db25b50a6978e9654cfd81b83e3cceec28f5c030877771 [2022-12-13 14:49:46,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:49:46,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:49:46,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:49:46,335 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:49:46,335 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:49:46,336 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-fealnx.cil.i [2022-12-13 14:49:48,944 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:49:49,288 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:49:49,288 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-fealnx.cil.i [2022-12-13 14:49:49,315 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/data/0730a0806/0b0cf795df4a452c9e7de95aa5e189f4/FLAG806ab51b7 [2022-12-13 14:49:49,326 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/data/0730a0806/0b0cf795df4a452c9e7de95aa5e189f4 [2022-12-13 14:49:49,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:49:49,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:49:49,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:49:49,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:49:49,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:49:49,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:49:49" (1/1) ... [2022-12-13 14:49:49,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54832f3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:49, skipping insertion in model container [2022-12-13 14:49:49,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:49:49" (1/1) ... [2022-12-13 14:49:49,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:49:49,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:49:49,980 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 14:49:49,991 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:49:50,003 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 14:49:50,014 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:49:50,026 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 14:49:50,176 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 14:49:50,180 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 14:49:50,180 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 14:49:50,187 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 14:49:50,193 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 14:49:50,199 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 14:49:50,216 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 14:49:50,222 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:49:50,224 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 14:49:50,296 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 14:49:50,297 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 14:49:50,306 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:49:50,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,328 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 14:49:50,333 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 14:49:50,425 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 14:49:50,552 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,552 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,557 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,557 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,563 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:49:50,564 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 14:49:50,564 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 14:49:50,566 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:50,566 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 14:49:50,567 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-13 14:49:50,567 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 14:49:50,568 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,569 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:49:50,571 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:49:50,572 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 14:49:50,573 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,575 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:49:50,577 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,577 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,578 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 14:49:50,578 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 14:49:50,584 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 14:49:50,584 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 14:49:50,584 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,588 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,589 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,589 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,590 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,590 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,590 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:49:50,592 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,592 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,593 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,593 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:49:50,594 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,595 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,595 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,596 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,597 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,597 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 14:49:50,598 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,598 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,599 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,600 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,601 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,601 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,602 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,602 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 14:49:50,603 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 14:49:50,603 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 14:49:50,604 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,605 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:49:50,605 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:49:50,606 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,607 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,619 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,620 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,621 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,622 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 14:49:50,626 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,627 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,627 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,631 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,632 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,632 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,633 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,633 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,633 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,634 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,636 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,649 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,653 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,654 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,655 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,655 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,655 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,656 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,656 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,657 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,658 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,663 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,665 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 14:49:50,665 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,666 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,666 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,667 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,668 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,671 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,672 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,705 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 14:49:50,707 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 14:49:50,708 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 14:49:50,709 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 14:49:50,709 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 14:49:50,712 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,712 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:50,716 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 14:49:50,717 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 14:49:50,719 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,719 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,720 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,725 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:49:50,726 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:49:50,727 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:49:50,732 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-13 14:49:50,745 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-13 14:49:50,750 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-13 14:49:50,755 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-13 14:49:50,765 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-13 14:49:50,766 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:50,768 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:49:50,770 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:49:50,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:50,977 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 14:49:50,978 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 14:49:50,979 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 14:49:50,982 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:49:50,984 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 14:49:50,985 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 14:49:50,992 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 14:49:50,993 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 14:49:50,998 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 14:49:50,998 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 14:49:51,000 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 14:49:51,001 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 14:49:51,001 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 14:49:51,001 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 14:49:51,001 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 14:49:51,002 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,003 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,003 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,003 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,004 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,004 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 14:49:51,005 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 14:49:51,005 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 14:49:51,006 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 14:49:51,006 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 14:49:51,054 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 14:49:51,060 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,107 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,110 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,114 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,117 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,130 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,134 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,137 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,141 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,144 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,157 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,161 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,164 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,168 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,171 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,184 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,188 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,193 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,197 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,201 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,213 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,217 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,220 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,224 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,227 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,240 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,244 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,248 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,251 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,256 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,268 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,269 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,269 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,272 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,276 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,288 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,289 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,289 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,293 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,296 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,307 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,310 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,313 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,316 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,318 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,329 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,332 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,336 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,339 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,343 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,355 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,358 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,361 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,364 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,367 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,379 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,382 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,385 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,388 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,391 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,401 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,404 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,408 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,410 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,413 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,425 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,425 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,425 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,425 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,426 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,426 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,426 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,426 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,427 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,427 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,427 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,428 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,428 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,428 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,444 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_76bbdce7-9956-4720-8d62-bc6775396521/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-fealnx.cil.i[320486,320499] [2022-12-13 14:49:51,447 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_76bbdce7-9956-4720-8d62-bc6775396521/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-fealnx.cil.i[320631,320644] [2022-12-13 14:49:51,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:49:51,488 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:49:51,562 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 14:49:51,562 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:49:51,562 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 14:49:51,563 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:49:51,563 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 14:49:51,566 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 14:49:51,567 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 14:49:51,567 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 14:49:51,568 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 14:49:51,569 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 14:49:51,570 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 14:49:51,571 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 14:49:51,572 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:49:51,572 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 14:49:51,574 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 14:49:51,574 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 14:49:51,575 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:49:51,575 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,576 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 14:49:51,576 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 14:49:51,579 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 14:49:51,580 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,581 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,581 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,581 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,583 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:49:51,583 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 14:49:51,584 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 14:49:51,584 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:51,585 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 14:49:51,585 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-13 14:49:51,586 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 14:49:51,586 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,587 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:49:51,588 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:49:51,589 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 14:49:51,589 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,590 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:49:51,591 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,592 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,592 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 14:49:51,593 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 14:49:51,594 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 14:49:51,594 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 14:49:51,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,594 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,595 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,595 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,595 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,595 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,596 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:49:51,596 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,597 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,597 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,597 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:49:51,597 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,598 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,598 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,599 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,599 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,600 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 14:49:51,600 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,600 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,601 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,601 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,601 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,602 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,602 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,602 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 14:49:51,602 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 14:49:51,602 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 14:49:51,603 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,603 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:49:51,604 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:49:51,604 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,605 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,609 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,609 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,610 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,611 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 14:49:51,611 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,611 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,611 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,612 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,612 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,612 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,613 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,613 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,613 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,613 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,613 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,614 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,622 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,624 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,625 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,625 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,625 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,625 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,626 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,626 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,626 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,627 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,630 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,631 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,631 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 14:49:51,632 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,632 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,632 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,633 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,636 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,637 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 14:49:51,637 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 14:49:51,638 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 14:49:51,638 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 14:49:51,638 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 14:49:51,639 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,639 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-13 14:49:51,641 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 14:49:51,641 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 14:49:51,642 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,642 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,642 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,643 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:49:51,643 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:49:51,643 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:49:51,644 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-13 14:49:51,644 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-13 14:49:51,644 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-13 14:49:51,645 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-13 14:49:51,646 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-13 14:49:51,646 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 14:49:51,647 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:49:51,647 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:49:51,648 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:51,653 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 14:49:51,653 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 14:49:51,653 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 14:49:51,655 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:49:51,656 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 14:49:51,657 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 14:49:51,661 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 14:49:51,662 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 14:49:51,667 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 14:49:51,668 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 14:49:51,670 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 14:49:51,671 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 14:49:51,671 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 14:49:51,671 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 14:49:51,671 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 14:49:51,672 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,672 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,672 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,672 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,673 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:49:51,673 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 14:49:51,673 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 14:49:51,673 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 14:49:51,674 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 14:49:51,674 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 14:49:51,676 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 14:49:51,676 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,693 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,694 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,694 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,694 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,695 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,696 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,696 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,696 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,696 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,697 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,698 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,698 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,698 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,699 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,699 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,700 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,700 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,700 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,700 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,701 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,702 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,702 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,702 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,702 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,703 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,704 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,704 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,704 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,704 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,705 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,706 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,706 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,706 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,707 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,707 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,708 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,708 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,708 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,709 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,709 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,710 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,710 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,710 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,711 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,711 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,712 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,712 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,712 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,713 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,713 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,714 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,714 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,714 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,715 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,715 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,716 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,716 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,716 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,716 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,717 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,717 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,718 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,718 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,718 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,719 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,719 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,720 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,720 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,720 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,720 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,720 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,720 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,721 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,721 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,721 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,721 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,721 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,721 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:49:51,723 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_76bbdce7-9956-4720-8d62-bc6775396521/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-fealnx.cil.i[320486,320499] [2022-12-13 14:49:51,723 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_76bbdce7-9956-4720-8d62-bc6775396521/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-fealnx.cil.i[320631,320644] [2022-12-13 14:49:51,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:49:51,837 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:49:51,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51 WrapperNode [2022-12-13 14:49:51,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:49:51,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:49:51,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:49:51,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:49:51,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:51,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:51,983 INFO L138 Inliner]: procedures = 433, calls = 1883, calls flagged for inlining = 214, calls inlined = 198, statements flattened = 4370 [2022-12-13 14:49:51,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:49:51,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:49:51,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:49:51,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:49:51,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:51,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:52,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:52,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:52,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:52,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:52,083 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:52,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:52,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:49:52,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:49:52,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:49:52,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:49:52,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (1/1) ... [2022-12-13 14:49:52,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:49:52,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:49:52,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:49:52,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bbdce7-9956-4720-8d62-bc6775396521/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:49:52,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_90 [2022-12-13 14:49:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_90 [2022-12-13 14:49:52,164 INFO L130 BoogieDeclarations]: Found specification of procedure getlinkstatus [2022-12-13 14:49:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinkstatus [2022-12-13 14:49:52,164 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2022-12-13 14:49:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2022-12-13 14:49:52,164 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-13 14:49:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-13 14:49:52,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_tx_timeout [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_tx_timeout [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 14:49:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 14:49:52,165 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure getlinktype [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinktype [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure reset_rx_descriptors [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_rx_descriptors [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_remove_one [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_remove_one [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 14:49:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2022-12-13 14:49:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 14:49:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 14:49:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_102 [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_102 [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rx [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rx [2022-12-13 14:49:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-12-13 14:49:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-12-13 14:49:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:49:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:49:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 14:49:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 14:49:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 14:49:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 14:49:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2022-12-13 14:49:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2022-12-13 14:49:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-13 14:49:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-13 14:49:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2022-12-13 14:49:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2022-12-13 14:49:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure enable_rxtx [2022-12-13 14:49:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_rxtx [2022-12-13 14:49:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-13 14:49:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-13 14:49:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 14:49:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 14:49:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 14:49:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 14:49:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-12-13 14:49:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-12-13 14:49:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-13 14:49:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-13 14:49:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-12-13 14:49:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-12-13 14:49:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:49:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure reset_and_disable_rxtx [2022-12-13 14:49:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_and_disable_rxtx [2022-12-13 14:49:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-13 14:49:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-13 14:49:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 14:49:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-13 14:49:52,183 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-13 14:49:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 14:49:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 14:49:52,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 14:49:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 14:49:52,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 14:49:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2022-12-13 14:49:52,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2022-12-13 14:49:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 14:49:52,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 14:49:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2022-12-13 14:49:52,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2022-12-13 14:49:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-13 14:49:52,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-13 14:49:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 14:49:52,183 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 14:49:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_101 [2022-12-13 14:49:52,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_101 [2022-12-13 14:49:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-12-13 14:49:52,184 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-12-13 14:49:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rxtx [2022-12-13 14:49:52,184 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rxtx [2022-12-13 14:49:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure m80x_send_cmd_to_phy [2022-12-13 14:49:52,184 INFO L138 BoogieDeclarations]: Found implementation of procedure m80x_send_cmd_to_phy [2022-12-13 14:49:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 14:49:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffers [2022-12-13 14:49:52,184 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffers [2022-12-13 14:49:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 14:49:52,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 14:49:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 14:49:52,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 14:49:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-12-13 14:49:52,185 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-12-13 14:49:52,185 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-12-13 14:49:52,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-12-13 14:49:52,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 14:49:52,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-13 14:49:52,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-13 14:49:52,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2022-12-13 14:49:52,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2022-12-13 14:49:52,727 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:49:52,729 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:49:53,220 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 14:49:55,113 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-13 14:49:55,159 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:49:55,170 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:49:55,170 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 14:49:55,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:49:55 BoogieIcfgContainer [2022-12-13 14:49:55,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:49:55,174 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:49:55,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:49:55,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:49:55,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:49:49" (1/3) ... [2022-12-13 14:49:55,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd4ab97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:49:55, skipping insertion in model container [2022-12-13 14:49:55,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:51" (2/3) ... [2022-12-13 14:49:55,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd4ab97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:49:55, skipping insertion in model container [2022-12-13 14:49:55,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:49:55" (3/3) ... [2022-12-13 14:49:55,178 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-fealnx.cil.i [2022-12-13 14:49:55,192 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:49:55,192 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 14:49:55,249 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:49:55,254 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=PETRI_NET, 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;@1999a3a0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:49:55,254 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 14:49:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand has 1571 states, 1099 states have (on average 1.286624203821656) internal successors, (1414), 1118 states have internal predecessors, (1414), 390 states have call successors, (390), 82 states have call predecessors, (390), 81 states have return successors, (384), 381 states have call predecessors, (384), 384 states have call successors, (384) [2022-12-13 14:49:55,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-12-13 14:49:55,283 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:49:55,284 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 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] [2022-12-13 14:49:55,284 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:49:55,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:49:55,288 INFO L85 PathProgramCache]: Analyzing trace with hash -654485244, now seen corresponding path program 1 times [2022-12-13 14:49:55,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:49:55,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14031973] [2022-12-13 14:49:55,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:49:55,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:49:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:49:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:49:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:49:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:49:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:49:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:49:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:49:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:49:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:49:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:49:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:49:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:49:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:49:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:49:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:49:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:49:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:49:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:49:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:49:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 14:49:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 14:49:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 14:49:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:49:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:49:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 14:49:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:49:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 14:49:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,903 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2022-12-13 14:49:55,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:49:55,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14031973] [2022-12-13 14:49:55,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14031973] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:49:55,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:49:55,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:49:55,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420310752] [2022-12-13 14:49:55,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:49:55,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:49:55,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:49:55,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:49:55,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:49:55,940 INFO L87 Difference]: Start difference. First operand has 1571 states, 1099 states have (on average 1.286624203821656) internal successors, (1414), 1118 states have internal predecessors, (1414), 390 states have call successors, (390), 82 states have call predecessors, (390), 81 states have return successors, (384), 381 states have call predecessors, (384), 384 states have call successors, (384) Second operand has 5 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 4 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2022-12-13 14:50:00,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:00,486 INFO L93 Difference]: Finished difference Result 4639 states and 6575 transitions. [2022-12-13 14:50:00,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:50:00,488 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 4 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) Word has length 170 [2022-12-13 14:50:00,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:00,516 INFO L225 Difference]: With dead ends: 4639 [2022-12-13 14:50:00,517 INFO L226 Difference]: Without dead ends: 3012 [2022-12-13 14:50:00,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:50:00,531 INFO L413 NwaCegarLoop]: 1253 mSDtfsCounter, 3860 mSDsluCounter, 2253 mSDsCounter, 0 mSdLazyCounter, 3755 mSolverCounterSat, 2397 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4075 SdHoareTripleChecker+Valid, 3506 SdHoareTripleChecker+Invalid, 6152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2397 IncrementalHoareTripleChecker+Valid, 3755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:00,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4075 Valid, 3506 Invalid, 6152 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2397 Valid, 3755 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-12-13 14:50:00,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3012 states. [2022-12-13 14:50:00,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3012 to 2925. [2022-12-13 14:50:00,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2925 states, 2084 states have (on average 1.2816698656429943) internal successors, (2671), 2123 states have internal predecessors, (2671), 682 states have call successors, (682), 157 states have call predecessors, (682), 158 states have return successors, (692), 672 states have call predecessors, (692), 682 states have call successors, (692) [2022-12-13 14:50:00,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2925 states and 4045 transitions. [2022-12-13 14:50:00,712 INFO L78 Accepts]: Start accepts. Automaton has 2925 states and 4045 transitions. Word has length 170 [2022-12-13 14:50:00,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:00,712 INFO L495 AbstractCegarLoop]: Abstraction has 2925 states and 4045 transitions. [2022-12-13 14:50:00,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 4 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2022-12-13 14:50:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 4045 transitions. [2022-12-13 14:50:00,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-12-13 14:50:00,721 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:00,722 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 9, 9, 9, 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] [2022-12-13 14:50:00,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 14:50:00,722 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:00,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:00,722 INFO L85 PathProgramCache]: Analyzing trace with hash 984605133, now seen corresponding path program 1 times [2022-12-13 14:50:00,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:50:00,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735735561] [2022-12-13 14:50:00,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:00,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:50:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:50:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:50:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:50:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:50:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:50:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:50:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:50:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:50:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:00,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:50:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:01,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:01,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:50:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:01,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 14:50:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:01,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-12-13 14:50:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:01,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 14:50:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:01,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:50:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:01,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 14:50:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:01,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 14:50:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:01,035 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2022-12-13 14:50:01,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:50:01,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735735561] [2022-12-13 14:50:01,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735735561] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:01,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:01,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:50:01,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299505437] [2022-12-13 14:50:01,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:01,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:50:01,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:50:01,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:50:01,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:50:01,048 INFO L87 Difference]: Start difference. First operand 2925 states and 4045 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-13 14:50:03,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:03,789 INFO L93 Difference]: Finished difference Result 7816 states and 10818 transitions. [2022-12-13 14:50:03,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:50:03,789 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 178 [2022-12-13 14:50:03,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:03,805 INFO L225 Difference]: With dead ends: 7816 [2022-12-13 14:50:03,805 INFO L226 Difference]: Without dead ends: 4914 [2022-12-13 14:50:03,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:03,812 INFO L413 NwaCegarLoop]: 1508 mSDtfsCounter, 2193 mSDsluCounter, 1923 mSDsCounter, 0 mSdLazyCounter, 2304 mSolverCounterSat, 784 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2451 SdHoareTripleChecker+Valid, 3431 SdHoareTripleChecker+Invalid, 3088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 784 IncrementalHoareTripleChecker+Valid, 2304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:03,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2451 Valid, 3431 Invalid, 3088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [784 Valid, 2304 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-13 14:50:03,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4914 states. [2022-12-13 14:50:03,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4914 to 4755. [2022-12-13 14:50:03,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4755 states, 3409 states have (on average 1.276914051041361) internal successors, (4353), 3469 states have internal predecessors, (4353), 1081 states have call successors, (1081), 263 states have call predecessors, (1081), 264 states have return successors, (1091), 1068 states have call predecessors, (1091), 1081 states have call successors, (1091) [2022-12-13 14:50:03,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 4755 states and 6525 transitions. [2022-12-13 14:50:03,976 INFO L78 Accepts]: Start accepts. Automaton has 4755 states and 6525 transitions. Word has length 178 [2022-12-13 14:50:03,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:03,976 INFO L495 AbstractCegarLoop]: Abstraction has 4755 states and 6525 transitions. [2022-12-13 14:50:03,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-13 14:50:03,977 INFO L276 IsEmpty]: Start isEmpty. Operand 4755 states and 6525 transitions. [2022-12-13 14:50:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-13 14:50:03,981 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:03,981 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 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] [2022-12-13 14:50:03,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 14:50:03,981 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:03,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:03,982 INFO L85 PathProgramCache]: Analyzing trace with hash 2015357700, now seen corresponding path program 1 times [2022-12-13 14:50:03,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:50:03,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202884930] [2022-12-13 14:50:03,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:03,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:50:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:50:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:50:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:50:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:50:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:50:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:04,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:50:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:50:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:50:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:50:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:50:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 14:50:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 14:50:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:50:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:50:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:50:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:50:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-12-13 14:50:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:50:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:50:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 14:50:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:04,313 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-12-13 14:50:04,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:50:04,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202884930] [2022-12-13 14:50:04,313 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202884930] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:04,313 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:04,313 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:50:04,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086109723] [2022-12-13 14:50:04,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:04,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:50:04,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:50:04,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:50:04,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:04,315 INFO L87 Difference]: Start difference. First operand 4755 states and 6525 transitions. Second operand has 5 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 4 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2022-12-13 14:50:07,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:07,944 INFO L93 Difference]: Finished difference Result 13676 states and 18737 transitions. [2022-12-13 14:50:07,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:50:07,944 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 4 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) Word has length 187 [2022-12-13 14:50:07,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:07,979 INFO L225 Difference]: With dead ends: 13676 [2022-12-13 14:50:07,979 INFO L226 Difference]: Without dead ends: 8944 [2022-12-13 14:50:07,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:50:07,988 INFO L413 NwaCegarLoop]: 1191 mSDtfsCounter, 3832 mSDsluCounter, 2219 mSDsCounter, 0 mSdLazyCounter, 3447 mSolverCounterSat, 2210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4011 SdHoareTripleChecker+Valid, 3410 SdHoareTripleChecker+Invalid, 5657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2210 IncrementalHoareTripleChecker+Valid, 3447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:07,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4011 Valid, 3410 Invalid, 5657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2210 Valid, 3447 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-12-13 14:50:07,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8944 states. [2022-12-13 14:50:08,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8944 to 8626. [2022-12-13 14:50:08,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8626 states, 6165 states have (on average 1.2686131386861315) internal successors, (7821), 6273 states have internal predecessors, (7821), 1952 states have call successors, (1952), 508 states have call predecessors, (1952), 508 states have return successors, (1984), 1920 states have call predecessors, (1984), 1952 states have call successors, (1984) [2022-12-13 14:50:08,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8626 states to 8626 states and 11757 transitions. [2022-12-13 14:50:08,326 INFO L78 Accepts]: Start accepts. Automaton has 8626 states and 11757 transitions. Word has length 187 [2022-12-13 14:50:08,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:08,326 INFO L495 AbstractCegarLoop]: Abstraction has 8626 states and 11757 transitions. [2022-12-13 14:50:08,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 4 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2022-12-13 14:50:08,327 INFO L276 IsEmpty]: Start isEmpty. Operand 8626 states and 11757 transitions. [2022-12-13 14:50:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-12-13 14:50:08,330 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:08,330 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 9, 9, 9, 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] [2022-12-13 14:50:08,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 14:50:08,331 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:08,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:08,331 INFO L85 PathProgramCache]: Analyzing trace with hash 378105224, now seen corresponding path program 1 times [2022-12-13 14:50:08,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:50:08,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574633404] [2022-12-13 14:50:08,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:08,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:50:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:50:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:50:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:50:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:50:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:08,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:50:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:50:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:50:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:50:08,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:50:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:50:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:50:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 14:50:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 14:50:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-12-13 14:50:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 14:50:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:50:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:50:08,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 14:50:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 14:50:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-12-13 14:50:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:08,651 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2022-12-13 14:50:08,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:50:08,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574633404] [2022-12-13 14:50:08,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574633404] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:08,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:08,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:50:08,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752998932] [2022-12-13 14:50:08,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:08,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:50:08,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:50:08,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:50:08,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:08,653 INFO L87 Difference]: Start difference. First operand 8626 states and 11757 transitions. Second operand has 5 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 4 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2022-12-13 14:50:12,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:12,783 INFO L93 Difference]: Finished difference Result 26398 states and 36064 transitions. [2022-12-13 14:50:12,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:50:12,784 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 4 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) Word has length 193 [2022-12-13 14:50:12,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:12,838 INFO L225 Difference]: With dead ends: 26398 [2022-12-13 14:50:12,838 INFO L226 Difference]: Without dead ends: 17795 [2022-12-13 14:50:12,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:50:12,871 INFO L413 NwaCegarLoop]: 1309 mSDtfsCounter, 3727 mSDsluCounter, 2310 mSDsCounter, 0 mSdLazyCounter, 3830 mSolverCounterSat, 2183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3966 SdHoareTripleChecker+Valid, 3619 SdHoareTripleChecker+Invalid, 6013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2183 IncrementalHoareTripleChecker+Valid, 3830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:12,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3966 Valid, 3619 Invalid, 6013 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2183 Valid, 3830 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-12-13 14:50:12,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17795 states. [2022-12-13 14:50:13,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17795 to 17151. [2022-12-13 14:50:13,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17151 states, 12247 states have (on average 1.2684739119784436) internal successors, (15535), 12475 states have internal predecessors, (15535), 3887 states have call successors, (3887), 1016 states have call predecessors, (3887), 1016 states have return successors, (3951), 3811 states have call predecessors, (3951), 3887 states have call successors, (3951) [2022-12-13 14:50:13,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17151 states to 17151 states and 23373 transitions. [2022-12-13 14:50:13,551 INFO L78 Accepts]: Start accepts. Automaton has 17151 states and 23373 transitions. Word has length 193 [2022-12-13 14:50:13,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:13,551 INFO L495 AbstractCegarLoop]: Abstraction has 17151 states and 23373 transitions. [2022-12-13 14:50:13,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 4 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2022-12-13 14:50:13,551 INFO L276 IsEmpty]: Start isEmpty. Operand 17151 states and 23373 transitions. [2022-12-13 14:50:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-12-13 14:50:13,558 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:13,558 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 14:50:13,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 14:50:13,558 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:13,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:13,558 INFO L85 PathProgramCache]: Analyzing trace with hash -845470696, now seen corresponding path program 1 times [2022-12-13 14:50:13,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:50:13,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094240588] [2022-12-13 14:50:13,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:13,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:50:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:50:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:50:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:50:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:50:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:50:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:50:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:50:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:50:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:50:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:50:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 14:50:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:50:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 14:50:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 14:50:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 14:50:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 14:50:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 14:50:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:50:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:50:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 14:50:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 14:50:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-12-13 14:50:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:13,837 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2022-12-13 14:50:13,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:50:13,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094240588] [2022-12-13 14:50:13,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094240588] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:13,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:13,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:50:13,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963017590] [2022-12-13 14:50:13,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:13,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:50:13,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:50:13,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:50:13,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:13,840 INFO L87 Difference]: Start difference. First operand 17151 states and 23373 transitions. Second operand has 5 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 4 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2022-12-13 14:50:17,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:17,634 INFO L93 Difference]: Finished difference Result 35670 states and 48549 transitions. [2022-12-13 14:50:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:50:17,634 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 4 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) Word has length 213 [2022-12-13 14:50:17,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:17,699 INFO L225 Difference]: With dead ends: 35670 [2022-12-13 14:50:17,699 INFO L226 Difference]: Without dead ends: 18542 [2022-12-13 14:50:17,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:50:17,738 INFO L413 NwaCegarLoop]: 1096 mSDtfsCounter, 2383 mSDsluCounter, 2183 mSDsCounter, 0 mSdLazyCounter, 3241 mSolverCounterSat, 1466 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2484 SdHoareTripleChecker+Valid, 3279 SdHoareTripleChecker+Invalid, 4707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1466 IncrementalHoareTripleChecker+Valid, 3241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:17,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2484 Valid, 3279 Invalid, 4707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1466 Valid, 3241 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-12-13 14:50:17,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18542 states. [2022-12-13 14:50:18,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18542 to 17877. [2022-12-13 14:50:18,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17877 states, 12770 states have (on average 1.264291307752545) internal successors, (16145), 13003 states have internal predecessors, (16145), 4009 states have call successors, (4009), 1097 states have call predecessors, (4009), 1097 states have return successors, (4073), 3933 states have call predecessors, (4073), 4009 states have call successors, (4073) [2022-12-13 14:50:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17877 states to 17877 states and 24227 transitions. [2022-12-13 14:50:18,367 INFO L78 Accepts]: Start accepts. Automaton has 17877 states and 24227 transitions. Word has length 213 [2022-12-13 14:50:18,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:18,367 INFO L495 AbstractCegarLoop]: Abstraction has 17877 states and 24227 transitions. [2022-12-13 14:50:18,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 4 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2022-12-13 14:50:18,368 INFO L276 IsEmpty]: Start isEmpty. Operand 17877 states and 24227 transitions. [2022-12-13 14:50:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-12-13 14:50:18,376 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:18,376 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 6, 6, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:18,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 14:50:18,376 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:18,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:18,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1018363454, now seen corresponding path program 1 times [2022-12-13 14:50:18,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:50:18,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291882341] [2022-12-13 14:50:18,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:18,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:50:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:50:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:50:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:50:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:50:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:50:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:50:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:50:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:50:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:50:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:50:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:50:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 14:50:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 14:50:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:50:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:50:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 14:50:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:50:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:50:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 14:50:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 14:50:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 14:50:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 14:50:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-12-13 14:50:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 14:50:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 14:50:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:18,763 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2022-12-13 14:50:18,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:50:18,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291882341] [2022-12-13 14:50:18,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291882341] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:18,764 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:18,764 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:50:18,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022891525] [2022-12-13 14:50:18,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:18,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:50:18,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:50:18,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:50:18,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:18,765 INFO L87 Difference]: Start difference. First operand 17877 states and 24227 transitions. Second operand has 5 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 4 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-12-13 14:50:23,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:23,346 INFO L93 Difference]: Finished difference Result 49315 states and 67189 transitions. [2022-12-13 14:50:23,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:50:23,346 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 4 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) Word has length 234 [2022-12-13 14:50:23,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:23,442 INFO L225 Difference]: With dead ends: 49315 [2022-12-13 14:50:23,442 INFO L226 Difference]: Without dead ends: 31461 [2022-12-13 14:50:23,485 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:50:23,486 INFO L413 NwaCegarLoop]: 1202 mSDtfsCounter, 3868 mSDsluCounter, 2171 mSDsCounter, 0 mSdLazyCounter, 3492 mSolverCounterSat, 2273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4071 SdHoareTripleChecker+Valid, 3373 SdHoareTripleChecker+Invalid, 5765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2273 IncrementalHoareTripleChecker+Valid, 3492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:23,486 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4071 Valid, 3373 Invalid, 5765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2273 Valid, 3492 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-12-13 14:50:23,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31461 states. [2022-12-13 14:50:24,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31461 to 30285. [2022-12-13 14:50:24,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30285 states, 21498 states have (on average 1.2701181505256303) internal successors, (27305), 21924 states have internal predecessors, (27305), 6876 states have call successors, (6876), 1914 states have call predecessors, (6876), 1910 states have return successors, (7004), 6712 states have call predecessors, (7004), 6876 states have call successors, (7004) [2022-12-13 14:50:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30285 states to 30285 states and 41185 transitions. [2022-12-13 14:50:24,493 INFO L78 Accepts]: Start accepts. Automaton has 30285 states and 41185 transitions. Word has length 234 [2022-12-13 14:50:24,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:24,493 INFO L495 AbstractCegarLoop]: Abstraction has 30285 states and 41185 transitions. [2022-12-13 14:50:24,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 4 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-12-13 14:50:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand 30285 states and 41185 transitions. [2022-12-13 14:50:24,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-12-13 14:50:24,499 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:24,499 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 9, 9, 9, 9, 9, 9, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:24,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 14:50:24,500 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:24,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:24,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1754864741, now seen corresponding path program 1 times [2022-12-13 14:50:24,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:50:24,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309700887] [2022-12-13 14:50:24,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:24,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:50:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:50:24,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:50:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:50:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:50:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:50:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:50:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:50:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:50:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:50:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:50:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:50:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:50:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:50:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 14:50:24,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 14:50:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:50:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:50:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-12-13 14:50:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-12-13 14:50:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:50:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-12-13 14:50:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 14:50:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 14:50:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:24,876 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-12-13 14:50:24,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:50:24,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309700887] [2022-12-13 14:50:24,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309700887] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:24,876 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:24,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:50:24,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724429456] [2022-12-13 14:50:24,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:24,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:50:24,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:50:24,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:50:24,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:50:24,878 INFO L87 Difference]: Start difference. First operand 30285 states and 41185 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-12-13 14:50:28,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:28,339 INFO L93 Difference]: Finished difference Result 72517 states and 98762 transitions. [2022-12-13 14:50:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:50:28,340 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 242 [2022-12-13 14:50:28,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:28,464 INFO L225 Difference]: With dead ends: 72517 [2022-12-13 14:50:28,464 INFO L226 Difference]: Without dead ends: 42311 [2022-12-13 14:50:28,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:28,518 INFO L413 NwaCegarLoop]: 2066 mSDtfsCounter, 2054 mSDsluCounter, 2339 mSDsCounter, 0 mSdLazyCounter, 2440 mSolverCounterSat, 662 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2313 SdHoareTripleChecker+Valid, 4405 SdHoareTripleChecker+Invalid, 3102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 662 IncrementalHoareTripleChecker+Valid, 2440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:28,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2313 Valid, 4405 Invalid, 3102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [662 Valid, 2440 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-12-13 14:50:28,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42311 states. [2022-12-13 14:50:29,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42311 to 40657. [2022-12-13 14:50:29,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40657 states, 28936 states have (on average 1.2671067182748135) internal successors, (36665), 29488 states have internal predecessors, (36665), 9106 states have call successors, (9106), 2618 states have call predecessors, (9106), 2614 states have return successors, (9234), 8906 states have call predecessors, (9234), 9106 states have call successors, (9234) [2022-12-13 14:50:29,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40657 states to 40657 states and 55005 transitions. [2022-12-13 14:50:29,759 INFO L78 Accepts]: Start accepts. Automaton has 40657 states and 55005 transitions. Word has length 242 [2022-12-13 14:50:29,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:29,760 INFO L495 AbstractCegarLoop]: Abstraction has 40657 states and 55005 transitions. [2022-12-13 14:50:29,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-12-13 14:50:29,760 INFO L276 IsEmpty]: Start isEmpty. Operand 40657 states and 55005 transitions. [2022-12-13 14:50:29,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-12-13 14:50:29,763 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:29,763 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 6, 6, 6, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:29,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 14:50:29,764 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:29,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:29,764 INFO L85 PathProgramCache]: Analyzing trace with hash 538607787, now seen corresponding path program 1 times [2022-12-13 14:50:29,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:50:29,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8854789] [2022-12-13 14:50:29,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:29,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:50:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:50:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:50:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:50:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:50:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:50:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:50:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:50:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:50:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:50:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:50:29,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:50:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:50:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:50:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:29,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:50:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:50:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:50:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 14:50:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 14:50:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 14:50:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 14:50:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 14:50:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 14:50:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 14:50:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:50:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:50:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 14:50:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-12-13 14:50:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 14:50:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:30,064 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2022-12-13 14:50:30,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:50:30,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8854789] [2022-12-13 14:50:30,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8854789] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:30,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:30,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:50:30,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672641559] [2022-12-13 14:50:30,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:30,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:50:30,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:50:30,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:50:30,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:30,065 INFO L87 Difference]: Start difference. First operand 40657 states and 55005 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2022-12-13 14:50:36,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:36,288 INFO L93 Difference]: Finished difference Result 122981 states and 166908 transitions. [2022-12-13 14:50:36,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:50:36,289 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 269 [2022-12-13 14:50:36,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:36,555 INFO L225 Difference]: With dead ends: 122981 [2022-12-13 14:50:36,555 INFO L226 Difference]: Without dead ends: 82403 [2022-12-13 14:50:36,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:50:36,629 INFO L413 NwaCegarLoop]: 2037 mSDtfsCounter, 2904 mSDsluCounter, 3453 mSDsCounter, 0 mSdLazyCounter, 4505 mSolverCounterSat, 1650 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3135 SdHoareTripleChecker+Valid, 5490 SdHoareTripleChecker+Invalid, 6155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1650 IncrementalHoareTripleChecker+Valid, 4505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:36,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3135 Valid, 5490 Invalid, 6155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1650 Valid, 4505 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-12-13 14:50:36,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82403 states. [2022-12-13 14:50:39,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82403 to 79073. [2022-12-13 14:50:39,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79073 states, 56362 states have (on average 1.2682126255278379) internal successors, (71479), 57386 states have internal predecessors, (71479), 17626 states have call successors, (17626), 5092 states have call predecessors, (17626), 5084 states have return successors, (17882), 17306 states have call predecessors, (17882), 17626 states have call successors, (17882) [2022-12-13 14:50:40,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79073 states to 79073 states and 106987 transitions. [2022-12-13 14:50:40,210 INFO L78 Accepts]: Start accepts. Automaton has 79073 states and 106987 transitions. Word has length 269 [2022-12-13 14:50:40,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:40,210 INFO L495 AbstractCegarLoop]: Abstraction has 79073 states and 106987 transitions. [2022-12-13 14:50:40,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2022-12-13 14:50:40,211 INFO L276 IsEmpty]: Start isEmpty. Operand 79073 states and 106987 transitions. [2022-12-13 14:50:40,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-12-13 14:50:40,215 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:40,215 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 6, 6, 6, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:40,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 14:50:40,215 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:40,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:40,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1108755155, now seen corresponding path program 1 times [2022-12-13 14:50:40,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:50:40,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976875244] [2022-12-13 14:50:40,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:40,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:50:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:50:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:50:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:50:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:50:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:50:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:50:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:50:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:50:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:50:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:50:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:50:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:50:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:50:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:50:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:50:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:50:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 14:50:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 14:50:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 14:50:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 14:50:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 14:50:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 14:50:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 14:50:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:50:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:50:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 14:50:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-12-13 14:50:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 14:50:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2022-12-13 14:50:40,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:50:40,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976875244] [2022-12-13 14:50:40,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976875244] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:40,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:40,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:50:40,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485027827] [2022-12-13 14:50:40,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:40,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:50:40,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:50:40,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:50:40,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:40,588 INFO L87 Difference]: Start difference. First operand 79073 states and 106987 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2022-12-13 14:50:49,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:49,646 INFO L93 Difference]: Finished difference Result 201521 states and 273345 transitions. [2022-12-13 14:50:49,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:50:49,647 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 269 [2022-12-13 14:50:49,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:50,049 INFO L225 Difference]: With dead ends: 201521 [2022-12-13 14:50:50,049 INFO L226 Difference]: Without dead ends: 122002 [2022-12-13 14:50:50,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:50:50,213 INFO L413 NwaCegarLoop]: 1364 mSDtfsCounter, 3639 mSDsluCounter, 2441 mSDsCounter, 0 mSdLazyCounter, 3882 mSolverCounterSat, 2126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3868 SdHoareTripleChecker+Valid, 3805 SdHoareTripleChecker+Invalid, 6008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2126 IncrementalHoareTripleChecker+Valid, 3882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:50,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3868 Valid, 3805 Invalid, 6008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2126 Valid, 3882 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-12-13 14:50:50,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122002 states. [2022-12-13 14:50:54,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122002 to 117028. [2022-12-13 14:50:54,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117028 states, 83375 states have (on average 1.2690254872563718) internal successors, (105805), 84872 states have internal predecessors, (105805), 26113 states have call successors, (26113), 7554 states have call predecessors, (26113), 7539 states have return successors, (26493), 25669 states have call predecessors, (26493), 26109 states have call successors, (26493) [2022-12-13 14:50:54,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117028 states to 117028 states and 158411 transitions. [2022-12-13 14:50:54,799 INFO L78 Accepts]: Start accepts. Automaton has 117028 states and 158411 transitions. Word has length 269 [2022-12-13 14:50:54,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:54,799 INFO L495 AbstractCegarLoop]: Abstraction has 117028 states and 158411 transitions. [2022-12-13 14:50:54,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2022-12-13 14:50:54,799 INFO L276 IsEmpty]: Start isEmpty. Operand 117028 states and 158411 transitions. [2022-12-13 14:50:54,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-12-13 14:50:54,805 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:54,805 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 7, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:54,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 14:50:54,805 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:54,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:54,806 INFO L85 PathProgramCache]: Analyzing trace with hash 967006688, now seen corresponding path program 1 times [2022-12-13 14:50:54,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:50:54,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729460411] [2022-12-13 14:50:54,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:54,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:50:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:50:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:50:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:50:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:50:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:50:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:50:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:50:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:50:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:50:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:50:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:50:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:50:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:50:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:50:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:50:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:50:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:50:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:54,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 14:50:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 14:50:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 14:50:55,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:50:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:50:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:50:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 14:50:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 14:50:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-12-13 14:50:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 14:50:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:50:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:50:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-12-13 14:50:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 14:50:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-12-13 14:50:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2022-12-13 14:50:55,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:50:55,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729460411] [2022-12-13 14:50:55,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729460411] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:55,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:55,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:50:55,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519571673] [2022-12-13 14:50:55,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:55,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:50:55,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:50:55,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:50:55,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:55,078 INFO L87 Difference]: Start difference. First operand 117028 states and 158411 transitions. Second operand has 5 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 4 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31) [2022-12-13 14:51:04,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:04,088 INFO L93 Difference]: Finished difference Result 278883 states and 378254 transitions. [2022-12-13 14:51:04,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:51:04,089 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 4 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31) Word has length 293 [2022-12-13 14:51:04,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:04,659 INFO L225 Difference]: With dead ends: 278883 [2022-12-13 14:51:04,659 INFO L226 Difference]: Without dead ends: 161601 [2022-12-13 14:51:05,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:51:05,017 INFO L413 NwaCegarLoop]: 1958 mSDtfsCounter, 3443 mSDsluCounter, 3353 mSDsCounter, 0 mSdLazyCounter, 4138 mSolverCounterSat, 1837 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3672 SdHoareTripleChecker+Valid, 5311 SdHoareTripleChecker+Invalid, 5975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1837 IncrementalHoareTripleChecker+Valid, 4138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:05,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3672 Valid, 5311 Invalid, 5975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1837 Valid, 4138 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-12-13 14:51:05,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161601 states. [2022-12-13 14:51:10,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161601 to 117028. [2022-12-13 14:51:10,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117028 states, 83375 states have (on average 1.2690134932533732) internal successors, (105804), 84872 states have internal predecessors, (105804), 26113 states have call successors, (26113), 7554 states have call predecessors, (26113), 7539 states have return successors, (26493), 25669 states have call predecessors, (26493), 26109 states have call successors, (26493) [2022-12-13 14:51:10,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117028 states to 117028 states and 158410 transitions. [2022-12-13 14:51:10,628 INFO L78 Accepts]: Start accepts. Automaton has 117028 states and 158410 transitions. Word has length 293 [2022-12-13 14:51:10,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:10,628 INFO L495 AbstractCegarLoop]: Abstraction has 117028 states and 158410 transitions. [2022-12-13 14:51:10,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 4 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31) [2022-12-13 14:51:10,628 INFO L276 IsEmpty]: Start isEmpty. Operand 117028 states and 158410 transitions. [2022-12-13 14:51:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-12-13 14:51:10,634 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:10,634 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 7, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:51:10,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 14:51:10,635 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:10,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:10,635 INFO L85 PathProgramCache]: Analyzing trace with hash -680356254, now seen corresponding path program 1 times [2022-12-13 14:51:10,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:51:10,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062958417] [2022-12-13 14:51:10,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:10,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:51:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:51:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:51:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:51:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:51:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:51:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:51:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:51:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:51:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:51:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:51:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:51:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:51:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:51:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:51:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:51:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:51:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 14:51:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 14:51:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 14:51:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:10,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:51:10,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:51:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:51:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 14:51:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 14:51:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-12-13 14:51:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 14:51:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:51:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:51:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-12-13 14:51:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 14:51:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-12-13 14:51:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2022-12-13 14:51:11,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:51:11,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062958417] [2022-12-13 14:51:11,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062958417] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:11,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:11,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:51:11,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048670589] [2022-12-13 14:51:11,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:11,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:51:11,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:51:11,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:51:11,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:51:11,072 INFO L87 Difference]: Start difference. First operand 117028 states and 158410 transitions. Second operand has 6 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:51:18,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:18,634 INFO L93 Difference]: Finished difference Result 238949 states and 325796 transitions. [2022-12-13 14:51:18,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:51:18,635 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 293 [2022-12-13 14:51:18,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:19,010 INFO L225 Difference]: With dead ends: 238949 [2022-12-13 14:51:19,010 INFO L226 Difference]: Without dead ends: 122000 [2022-12-13 14:51:19,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:51:19,271 INFO L413 NwaCegarLoop]: 1066 mSDtfsCounter, 2831 mSDsluCounter, 2045 mSDsCounter, 0 mSdLazyCounter, 3066 mSolverCounterSat, 1434 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2996 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 4500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1434 IncrementalHoareTripleChecker+Valid, 3066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:19,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2996 Valid, 3111 Invalid, 4500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1434 Valid, 3066 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-13 14:51:19,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122000 states. [2022-12-13 14:51:23,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122000 to 117028. [2022-12-13 14:51:23,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117028 states, 83375 states have (on average 1.2674302848575711) internal successors, (105672), 84872 states have internal predecessors, (105672), 26113 states have call successors, (26113), 7554 states have call predecessors, (26113), 7539 states have return successors, (26493), 25669 states have call predecessors, (26493), 26109 states have call successors, (26493) [2022-12-13 14:51:24,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117028 states to 117028 states and 158278 transitions. [2022-12-13 14:51:24,148 INFO L78 Accepts]: Start accepts. Automaton has 117028 states and 158278 transitions. Word has length 293 [2022-12-13 14:51:24,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:24,149 INFO L495 AbstractCegarLoop]: Abstraction has 117028 states and 158278 transitions. [2022-12-13 14:51:24,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:51:24,149 INFO L276 IsEmpty]: Start isEmpty. Operand 117028 states and 158278 transitions. [2022-12-13 14:51:24,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-12-13 14:51:24,156 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:24,156 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 7, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:51:24,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 14:51:24,156 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:24,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:24,157 INFO L85 PathProgramCache]: Analyzing trace with hash -2132655545, now seen corresponding path program 1 times [2022-12-13 14:51:24,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:51:24,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402491455] [2022-12-13 14:51:24,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:24,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:51:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:51:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:51:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:51:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:51:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:51:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:51:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:51:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:51:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:51:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:51:24,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:51:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:51:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:51:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:51:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:51:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:51:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 14:51:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 14:51:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 14:51:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:51:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:51:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:51:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 14:51:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 14:51:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-12-13 14:51:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 14:51:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:51:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:51:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-12-13 14:51:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 14:51:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-12-13 14:51:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:24,696 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2022-12-13 14:51:24,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:51:24,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402491455] [2022-12-13 14:51:24,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402491455] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:24,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:24,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:51:24,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986097928] [2022-12-13 14:51:24,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:24,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:51:24,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:51:24,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:51:24,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:51:24,698 INFO L87 Difference]: Start difference. First operand 117028 states and 158278 transitions. Second operand has 7 states, 6 states have (on average 17.333333333333332) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:51:33,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:33,742 INFO L93 Difference]: Finished difference Result 238949 states and 325532 transitions. [2022-12-13 14:51:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:51:33,743 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 17.333333333333332) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 294 [2022-12-13 14:51:33,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:34,102 INFO L225 Difference]: With dead ends: 238949 [2022-12-13 14:51:34,102 INFO L226 Difference]: Without dead ends: 122000 [2022-12-13 14:51:34,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 14:51:34,339 INFO L413 NwaCegarLoop]: 1066 mSDtfsCounter, 4061 mSDsluCounter, 2045 mSDsCounter, 0 mSdLazyCounter, 3067 mSolverCounterSat, 2545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4061 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 5612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2545 IncrementalHoareTripleChecker+Valid, 3067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:34,339 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4061 Valid, 3111 Invalid, 5612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2545 Valid, 3067 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-12-13 14:51:34,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122000 states. [2022-12-13 14:51:39,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122000 to 117028. [2022-12-13 14:51:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117028 states, 83375 states have (on average 1.265847076461769) internal successors, (105540), 84872 states have internal predecessors, (105540), 26113 states have call successors, (26113), 7554 states have call predecessors, (26113), 7539 states have return successors, (26493), 25669 states have call predecessors, (26493), 26109 states have call successors, (26493) [2022-12-13 14:51:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117028 states to 117028 states and 158146 transitions. [2022-12-13 14:51:40,403 INFO L78 Accepts]: Start accepts. Automaton has 117028 states and 158146 transitions. Word has length 294 [2022-12-13 14:51:40,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:40,404 INFO L495 AbstractCegarLoop]: Abstraction has 117028 states and 158146 transitions. [2022-12-13 14:51:40,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 17.333333333333332) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:51:40,404 INFO L276 IsEmpty]: Start isEmpty. Operand 117028 states and 158146 transitions. [2022-12-13 14:51:40,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-12-13 14:51:40,410 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:40,410 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 7, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:51:40,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 14:51:40,410 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:40,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:40,411 INFO L85 PathProgramCache]: Analyzing trace with hash 205223294, now seen corresponding path program 1 times [2022-12-13 14:51:40,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:51:40,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448292243] [2022-12-13 14:51:40,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:40,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:51:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:51:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:51:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:51:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:51:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:51:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:51:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:51:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:51:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:51:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:51:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:51:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:51:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:51:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:51:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:51:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:51:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 14:51:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 14:51:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 14:51:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:51:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:51:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:51:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 14:51:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 14:51:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-12-13 14:51:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 14:51:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:51:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:51:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-12-13 14:51:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 14:51:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-12-13 14:51:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:40,938 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2022-12-13 14:51:40,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:51:40,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448292243] [2022-12-13 14:51:40,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448292243] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:40,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:40,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:51:40,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733377632] [2022-12-13 14:51:40,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:40,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:51:40,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:51:40,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:51:40,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:51:40,940 INFO L87 Difference]: Start difference. First operand 117028 states and 158146 transitions. Second operand has 7 states, 6 states have (on average 17.5) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:51:51,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:51,516 INFO L93 Difference]: Finished difference Result 238949 states and 325268 transitions. [2022-12-13 14:51:51,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:51:51,517 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 17.5) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 295 [2022-12-13 14:51:51,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:51,875 INFO L225 Difference]: With dead ends: 238949 [2022-12-13 14:51:51,875 INFO L226 Difference]: Without dead ends: 122000 [2022-12-13 14:51:52,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 14:51:52,104 INFO L413 NwaCegarLoop]: 1066 mSDtfsCounter, 4056 mSDsluCounter, 2045 mSDsCounter, 0 mSdLazyCounter, 3062 mSolverCounterSat, 2548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4056 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 5610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2548 IncrementalHoareTripleChecker+Valid, 3062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:52,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4056 Valid, 3111 Invalid, 5610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2548 Valid, 3062 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-12-13 14:51:52,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122000 states. [2022-12-13 14:51:58,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122000 to 117028. [2022-12-13 14:51:58,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117028 states, 83375 states have (on average 1.264263868065967) internal successors, (105408), 84872 states have internal predecessors, (105408), 26113 states have call successors, (26113), 7554 states have call predecessors, (26113), 7539 states have return successors, (26493), 25669 states have call predecessors, (26493), 26109 states have call successors, (26493) [2022-12-13 14:51:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117028 states to 117028 states and 158014 transitions. [2022-12-13 14:51:58,830 INFO L78 Accepts]: Start accepts. Automaton has 117028 states and 158014 transitions. Word has length 295 [2022-12-13 14:51:58,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:58,831 INFO L495 AbstractCegarLoop]: Abstraction has 117028 states and 158014 transitions. [2022-12-13 14:51:58,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 17.5) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:51:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand 117028 states and 158014 transitions. [2022-12-13 14:51:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-12-13 14:51:58,838 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:58,838 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 7, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:51:58,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 14:51:58,838 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:58,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:58,838 INFO L85 PathProgramCache]: Analyzing trace with hash -220460125, now seen corresponding path program 1 times [2022-12-13 14:51:58,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:51:58,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669669578] [2022-12-13 14:51:58,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:58,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:51:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:51:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:51:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:51:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:51:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:51:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:51:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:51:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:51:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:51:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:51:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:51:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:51:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:51:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:51:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:51:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:51:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:51:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 14:51:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 14:51:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 14:51:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:51:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:51:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:51:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 14:51:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 14:51:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-12-13 14:51:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 14:51:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:51:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:51:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-12-13 14:51:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 14:51:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-12-13 14:51:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:59,274 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2022-12-13 14:51:59,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:51:59,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669669578] [2022-12-13 14:51:59,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669669578] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:59,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:59,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:51:59,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441846] [2022-12-13 14:51:59,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:59,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:51:59,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:51:59,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:51:59,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:51:59,276 INFO L87 Difference]: Start difference. First operand 117028 states and 158014 transitions. Second operand has 7 states, 6 states have (on average 17.666666666666668) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:52:09,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:09,779 INFO L93 Difference]: Finished difference Result 238949 states and 325004 transitions. [2022-12-13 14:52:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:52:09,779 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 17.666666666666668) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 296 [2022-12-13 14:52:09,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:10,154 INFO L225 Difference]: With dead ends: 238949 [2022-12-13 14:52:10,154 INFO L226 Difference]: Without dead ends: 122000 [2022-12-13 14:52:10,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 14:52:10,468 INFO L413 NwaCegarLoop]: 1066 mSDtfsCounter, 4051 mSDsluCounter, 2045 mSDsCounter, 0 mSdLazyCounter, 3060 mSolverCounterSat, 2548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4051 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 5608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2548 IncrementalHoareTripleChecker+Valid, 3060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:10,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4051 Valid, 3111 Invalid, 5608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2548 Valid, 3060 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-12-13 14:52:10,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122000 states. [2022-12-13 14:52:16,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122000 to 117028. [2022-12-13 14:52:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117028 states, 83375 states have (on average 1.262680659670165) internal successors, (105276), 84872 states have internal predecessors, (105276), 26113 states have call successors, (26113), 7554 states have call predecessors, (26113), 7539 states have return successors, (26493), 25669 states have call predecessors, (26493), 26109 states have call successors, (26493) [2022-12-13 14:52:17,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117028 states to 117028 states and 157882 transitions. [2022-12-13 14:52:17,416 INFO L78 Accepts]: Start accepts. Automaton has 117028 states and 157882 transitions. Word has length 296 [2022-12-13 14:52:17,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:17,417 INFO L495 AbstractCegarLoop]: Abstraction has 117028 states and 157882 transitions. [2022-12-13 14:52:17,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 17.666666666666668) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:52:17,417 INFO L276 IsEmpty]: Start isEmpty. Operand 117028 states and 157882 transitions. [2022-12-13 14:52:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-12-13 14:52:17,423 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:17,423 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 7, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:52:17,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 14:52:17,424 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:17,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:17,424 INFO L85 PathProgramCache]: Analyzing trace with hash -417227622, now seen corresponding path program 1 times [2022-12-13 14:52:17,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:52:17,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433559603] [2022-12-13 14:52:17,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:17,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:52:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:52:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:52:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:52:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:52:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:52:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:52:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:52:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:52:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:52:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:52:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:52:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:52:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:52:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:52:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:52:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:52:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 14:52:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 14:52:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 14:52:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:52:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:52:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:52:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 14:52:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 14:52:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-12-13 14:52:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 14:52:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:52:17,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:52:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-12-13 14:52:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 14:52:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-12-13 14:52:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:17,796 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2022-12-13 14:52:17,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:52:17,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433559603] [2022-12-13 14:52:17,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433559603] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:52:17,796 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:52:17,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:52:17,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040186851] [2022-12-13 14:52:17,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:52:17,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:52:17,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:52:17,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:52:17,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:52:17,798 INFO L87 Difference]: Start difference. First operand 117028 states and 157882 transitions. Second operand has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:52:29,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:29,433 INFO L93 Difference]: Finished difference Result 238949 states and 324740 transitions. [2022-12-13 14:52:29,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:52:29,433 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 297 [2022-12-13 14:52:29,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:29,795 INFO L225 Difference]: With dead ends: 238949 [2022-12-13 14:52:29,795 INFO L226 Difference]: Without dead ends: 122000 [2022-12-13 14:52:30,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 14:52:30,038 INFO L413 NwaCegarLoop]: 1066 mSDtfsCounter, 4046 mSDsluCounter, 2045 mSDsCounter, 0 mSdLazyCounter, 3058 mSolverCounterSat, 2548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4046 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 5606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2548 IncrementalHoareTripleChecker+Valid, 3058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:30,038 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4046 Valid, 3111 Invalid, 5606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2548 Valid, 3058 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-12-13 14:52:30,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122000 states. [2022-12-13 14:52:36,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122000 to 117028. [2022-12-13 14:52:37,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117028 states, 83375 states have (on average 1.261097451274363) internal successors, (105144), 84872 states have internal predecessors, (105144), 26113 states have call successors, (26113), 7554 states have call predecessors, (26113), 7539 states have return successors, (26493), 25669 states have call predecessors, (26493), 26109 states have call successors, (26493) [2022-12-13 14:52:37,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117028 states to 117028 states and 157750 transitions. [2022-12-13 14:52:37,368 INFO L78 Accepts]: Start accepts. Automaton has 117028 states and 157750 transitions. Word has length 297 [2022-12-13 14:52:37,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:37,369 INFO L495 AbstractCegarLoop]: Abstraction has 117028 states and 157750 transitions. [2022-12-13 14:52:37,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:52:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 117028 states and 157750 transitions. [2022-12-13 14:52:37,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-12-13 14:52:37,375 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:37,376 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 7, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:52:37,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 14:52:37,376 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:37,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:37,376 INFO L85 PathProgramCache]: Analyzing trace with hash -2107536129, now seen corresponding path program 1 times [2022-12-13 14:52:37,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:52:37,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126701408] [2022-12-13 14:52:37,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:37,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:52:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:52:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:52:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:52:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:52:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:52:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:52:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:52:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:52:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:52:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:52:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:52:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:52:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:52:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:52:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:52:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:52:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 14:52:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 14:52:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 14:52:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:52:37,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:52:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:52:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 14:52:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 14:52:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-12-13 14:52:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 14:52:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:52:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:52:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-12-13 14:52:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 14:52:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-12-13 14:52:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2022-12-13 14:52:37,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:52:37,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126701408] [2022-12-13 14:52:37,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126701408] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:52:37,828 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:52:37,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:52:37,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660735831] [2022-12-13 14:52:37,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:52:37,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:52:37,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:52:37,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:52:37,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:52:37,829 INFO L87 Difference]: Start difference. First operand 117028 states and 157750 transitions. Second operand has 7 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:52:49,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:49,162 INFO L93 Difference]: Finished difference Result 238949 states and 324476 transitions. [2022-12-13 14:52:49,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:52:49,164 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 298 [2022-12-13 14:52:49,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:49,535 INFO L225 Difference]: With dead ends: 238949 [2022-12-13 14:52:49,535 INFO L226 Difference]: Without dead ends: 122000 [2022-12-13 14:52:49,767 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 14:52:49,767 INFO L413 NwaCegarLoop]: 1066 mSDtfsCounter, 4041 mSDsluCounter, 2045 mSDsCounter, 0 mSdLazyCounter, 3056 mSolverCounterSat, 2548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4041 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 5604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2548 IncrementalHoareTripleChecker+Valid, 3056 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:49,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4041 Valid, 3111 Invalid, 5604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2548 Valid, 3056 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-12-13 14:52:49,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122000 states. [2022-12-13 14:52:57,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122000 to 117028. [2022-12-13 14:52:57,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117028 states, 83375 states have (on average 1.2595142428785606) internal successors, (105012), 84872 states have internal predecessors, (105012), 26113 states have call successors, (26113), 7554 states have call predecessors, (26113), 7539 states have return successors, (26493), 25669 states have call predecessors, (26493), 26109 states have call successors, (26493) [2022-12-13 14:52:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117028 states to 117028 states and 157618 transitions. [2022-12-13 14:52:57,997 INFO L78 Accepts]: Start accepts. Automaton has 117028 states and 157618 transitions. Word has length 298 [2022-12-13 14:52:57,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:57,998 INFO L495 AbstractCegarLoop]: Abstraction has 117028 states and 157618 transitions. [2022-12-13 14:52:57,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:52:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 117028 states and 157618 transitions. [2022-12-13 14:52:58,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-12-13 14:52:58,005 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:58,005 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 7, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:52:58,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 14:52:58,005 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:58,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:58,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1441991606, now seen corresponding path program 1 times [2022-12-13 14:52:58,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:52:58,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778762433] [2022-12-13 14:52:58,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:58,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:52:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:52:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:52:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:52:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:52:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:52:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:52:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:52:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:52:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:52:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 14:52:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 14:52:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 14:52:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:52:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:52:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:52:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:52:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 14:52:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 14:52:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 14:52:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 14:52:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:52:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:52:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:52:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 14:52:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 14:52:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-12-13 14:52:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 14:52:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 14:52:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 14:52:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-12-13 14:52:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 14:52:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-12-13 14:52:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2022-12-13 14:52:58,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:52:58,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778762433] [2022-12-13 14:52:58,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778762433] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:52:58,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:52:58,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:52:58,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236584660] [2022-12-13 14:52:58,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:52:58,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:52:58,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:52:58,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:52:58,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:52:58,608 INFO L87 Difference]: Start difference. First operand 117028 states and 157618 transitions. Second operand has 7 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 4 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (29), 2 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:53:10,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:53:10,174 INFO L93 Difference]: Finished difference Result 236439 states and 320515 transitions. [2022-12-13 14:53:10,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:53:10,176 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 4 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (29), 2 states have call predecessors, (29), 3 states have call successors, (29) Word has length 299 [2022-12-13 14:53:10,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:53:10,200 INFO L225 Difference]: With dead ends: 236439 [2022-12-13 14:53:10,200 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 14:53:10,581 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2022-12-13 14:53:10,581 INFO L413 NwaCegarLoop]: 1068 mSDtfsCounter, 1318 mSDsluCounter, 4020 mSDsCounter, 0 mSdLazyCounter, 5166 mSolverCounterSat, 928 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1380 SdHoareTripleChecker+Valid, 5088 SdHoareTripleChecker+Invalid, 6094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 928 IncrementalHoareTripleChecker+Valid, 5166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:53:10,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1380 Valid, 5088 Invalid, 6094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [928 Valid, 5166 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-12-13 14:53:10,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 14:53:10,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 14:53:10,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:53:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 14:53:10,597 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 299 [2022-12-13 14:53:10,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:53:10,597 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 14:53:10,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 4 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (29), 2 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-13 14:53:10,597 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 14:53:10,597 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 14:53:10,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 14:53:10,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 14:53:10,602 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 14:53:28,134 WARN L233 SmtUtils]: Spent 14.93s on a formula simplification. DAG size of input: 89 DAG size of output: 73 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:53:42,891 WARN L233 SmtUtils]: Spent 14.75s on a formula simplification that was a NOOP. DAG size: 95 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:53:57,438 WARN L233 SmtUtils]: Spent 14.55s on a formula simplification that was a NOOP. DAG size: 94 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:54:11,963 WARN L233 SmtUtils]: Spent 14.52s on a formula simplification that was a NOOP. DAG size: 92 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:55:55,789 WARN L233 SmtUtils]: Spent 1.73m on a formula simplification. DAG size of input: 91 DAG size of output: 87 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:56:02,448 WARN L233 SmtUtils]: Spent 6.66s on a formula simplification that was a NOOP. DAG size: 83 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:56:09,149 WARN L233 SmtUtils]: Spent 6.70s on a formula simplification that was a NOOP. DAG size: 86 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:57:04,305 WARN L233 SmtUtils]: Spent 55.15s on a formula simplification. DAG size of input: 91 DAG size of output: 84 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:57:54,181 WARN L233 SmtUtils]: Spent 49.68s on a formula simplification. DAG size of input: 78 DAG size of output: 74 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:58:01,393 WARN L233 SmtUtils]: Spent 7.21s on a formula simplification that was a NOOP. DAG size: 82 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 14:59:48,146 WARN L233 SmtUtils]: Spent 1.78m on a formula simplification. DAG size of input: 88 DAG size of output: 86 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 15:00:15,389 WARN L233 SmtUtils]: Spent 27.24s on a formula simplification. DAG size of input: 88 DAG size of output: 81 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 15:02:02,716 WARN L233 SmtUtils]: Spent 1.79m on a formula simplification. DAG size of input: 95 DAG size of output: 91 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 15:02:09,588 WARN L233 SmtUtils]: Spent 6.87s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 15:02:23,754 WARN L233 SmtUtils]: Spent 14.17s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 15:02:31,379 WARN L233 SmtUtils]: Spent 7.62s on a formula simplification that was a NOOP. DAG size: 91 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or)